MedPath

Evaluation of Dupilumab in Children With Uncontrolled Asthma

Phase 3
Completed
Conditions
Asthma
Interventions
Drug: Placebo
Drug: Asthma Controller Therapies
Drug: Asthma Reliever Therapies
Registration Number
NCT02948959
Lead Sponsor
Sanofi
Brief Summary

Primary Objective:

To evaluate the efficacy of dupilumab in children 6 to less than (\<) 12 years of age with uncontrolled persistent asthma.

Secondary Objective:

To evaluate in children 6 to \<12 years of age with uncontrolled persistent asthma:

* The safety and tolerability of dupilumab.

* The evaluate the effect of dupilumab in improving participant reported outcomes including health related quality of life.

* The dupilumab systemic exposure and incidence of anti-drug antibodies.

* The evaluate the association between dupilumab treatment and pediatric immune responses to vaccines: any vaccination for tetanus, diphtheria, pertussis and/or seasonal trivalent/quadrivalent influenza vaccine.

Detailed Description

The total study duration per participant was up to 69 weeks, consisted of a screening period of 3-5 weeks, a randomized treatment period of 52 weeks and a post-treatment period of 12 weeks.

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
408
Inclusion Criteria

Not provided

Exclusion Criteria

Not provided

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
DupilumabAsthma Reliever TherapiesDupilumab 200 milligrams (mg) (in 1.14 milliliters \[mL\] for \>30 kilograms \[kg\] bodyweight \[BW\]) or 100 mg (in 0.67 mL for less than or equal to (\<=) 30 kg BW), SC injection q2w for 52 weeks in combination with stable-dose background therapy of medium-dose ICS with a second controller medication (i.e., LABA, LAMA, LTRA\] or methylxanthines) or high-dose ICS alone or high-dose ICS with second controller medication. Albuterol/salbutamol or levalbuterol/levosalbutamol was given as reliever medication. Participants were followed up for 12 weeks after last dose (i.e. up to Week 64).
PlaceboPlaceboPlacebo (for Dupilumab), subcutaneous (SC) injection every 2 weeks (q2w) for 52 weeks in combination with stable-dose background therapy of medium-dose inhaled corticosteroids (ICS) with a second controller medication (i.e., long-acting β2 agonist \[LABA\], long acting muscarinic antagonist \[LAMA\], leukotriene receptor antagonist \[LTRA\] or methylxanthines) or high-dose ICS alone or high-dose ICS with second controller medication. Albuterol/salbutamol or levalbuterol/levosalbutamol was given as reliever medication. Participants were followed up for 12 weeks after last dose (i.e. up to Week 64).
PlaceboAsthma Reliever TherapiesPlacebo (for Dupilumab), subcutaneous (SC) injection every 2 weeks (q2w) for 52 weeks in combination with stable-dose background therapy of medium-dose inhaled corticosteroids (ICS) with a second controller medication (i.e., long-acting β2 agonist \[LABA\], long acting muscarinic antagonist \[LAMA\], leukotriene receptor antagonist \[LTRA\] or methylxanthines) or high-dose ICS alone or high-dose ICS with second controller medication. Albuterol/salbutamol or levalbuterol/levosalbutamol was given as reliever medication. Participants were followed up for 12 weeks after last dose (i.e. up to Week 64).
DupilumabAsthma Controller TherapiesDupilumab 200 milligrams (mg) (in 1.14 milliliters \[mL\] for \>30 kilograms \[kg\] bodyweight \[BW\]) or 100 mg (in 0.67 mL for less than or equal to (\<=) 30 kg BW), SC injection q2w for 52 weeks in combination with stable-dose background therapy of medium-dose ICS with a second controller medication (i.e., LABA, LAMA, LTRA\] or methylxanthines) or high-dose ICS alone or high-dose ICS with second controller medication. Albuterol/salbutamol or levalbuterol/levosalbutamol was given as reliever medication. Participants were followed up for 12 weeks after last dose (i.e. up to Week 64).
PlaceboAsthma Controller TherapiesPlacebo (for Dupilumab), subcutaneous (SC) injection every 2 weeks (q2w) for 52 weeks in combination with stable-dose background therapy of medium-dose inhaled corticosteroids (ICS) with a second controller medication (i.e., long-acting β2 agonist \[LABA\], long acting muscarinic antagonist \[LAMA\], leukotriene receptor antagonist \[LTRA\] or methylxanthines) or high-dose ICS alone or high-dose ICS with second controller medication. Albuterol/salbutamol or levalbuterol/levosalbutamol was given as reliever medication. Participants were followed up for 12 weeks after last dose (i.e. up to Week 64).
DupilumabDupilumabDupilumab 200 milligrams (mg) (in 1.14 milliliters \[mL\] for \>30 kilograms \[kg\] bodyweight \[BW\]) or 100 mg (in 0.67 mL for less than or equal to (\<=) 30 kg BW), SC injection q2w for 52 weeks in combination with stable-dose background therapy of medium-dose ICS with a second controller medication (i.e., LABA, LAMA, LTRA\] or methylxanthines) or high-dose ICS alone or high-dose ICS with second controller medication. Albuterol/salbutamol or levalbuterol/levosalbutamol was given as reliever medication. Participants were followed up for 12 weeks after last dose (i.e. up to Week 64).
Primary Outcome Measures
NameTimeMethod
Annualized Rate of Severe Exacerbation Events During the 52-Week Treatment Period: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline to Week 52

A severe asthma exacerbation event was defined as a deterioration of asthma during the 52-week treatment period requiring: use of systemic corticosteroids for \>=3 days; and/or hospitalization or emergency room visit because of asthma requiring systemic corticosteroid treatment. Annualized event rate was defined as the total number of severe exacerbation events that occurred during the 52-week treatment period divided by the total number of participant-years followed in the 52-week treatment period.

Annualized Rate of Severe Exacerbation Events During the 52-Week Treatment Period: Type 2 Inflammatory Asthma Phenotype PopulationBaseline to Week 52

A severe asthma exacerbation event was defined as a deterioration of asthma during the 52-week treatment period requiring: use of systemic corticosteroids for \>=3 days; and/or hospitalization or emergency room visit because of asthma requiring systemic corticosteroid treatment. Annualized event rate was defined as the total number of severe exacerbation events that occurred during the 52-week treatment period divided by the total number of participant-years followed in the 52-week treatment period.

Secondary Outcome Measures
NameTimeMethod
Time to First Severe Exacerbation Event: Kaplan-Meier Estimates During 52-week Treatment Period: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline up to Week 52

The time to first severe exacerbation was defined as date of the first severe exacerbation event - randomization date +1. A severe asthma exacerbation event was defined as a deterioration of asthma during the 52-week treatment period requiring: use of systemic corticosteroids for \>=3 days; and/or hospitalization related to asthma symptoms or emergency room visit because of asthma requiring systemic corticosteroid treatment. Kaplan-Meier method was used for analysis.

Absolute Change From Baseline in Pre-Bronchodilator FEV1 at Weeks 2, 4, 8, 12, 24, 36, 52: Type 2 Inflammatory Asthma Phenotype PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

FEV1 was the volume of air (in liters) exhaled from the lungs in the first second of a forced expiration as measured by spirometer. LS means and SE were derived from MMRM model with change from baseline in pre-bronchodilator FEV1 values up to Week 52 as the response variable, and treatment, age, baseline weight group, region, sex, ethnicity, baseline height, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline pre-bronchodilator FEV1 value and baseline-by-visit interaction as covariates.

Change From Baseline in Pre-bronchodilator Percent Predicted Forced Expiratory Volume in 1 (FEV1) Second at Week 12: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline, Week 12

FEV1 was the volume of air (in liters) exhaled from the lungs in the first second of a forced expiration as measured by spirometer. LS means and SE were derived from MMRM model with change from baseline in pre-bronchodilator % predicted FEV1 value up to Week 12 as the response variable, and treatment, baseline weight group, region, ethnicity, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline % predicted FEV1 value and baseline-by-visit interaction as covariates.

Change From Baseline in Asthma Control Questionnaire-Interviewer Administered, 7-question Version (ACQ-7-IA) at Week 24: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline, Week 24

ACQ-7-IA had 7 questions, which assessed: frequency of nocturnal awakenings, severity of asthma symptoms in the mornings, limitation of daily activities, shortness of breath due to asthma and wheeze, reliever medication use, and FEV1 (% predicted). Participants recalled their previous week asthma and answered 5 symptom questions on 7-point scale ranging from 0 (no impairment) to 6 (maximum impairment). Total score: mean of scores of all 7 questions; ranging from 0 (totally controlled) to 6 (severely uncontrolled), higher score indicated lower asthma control. LS means and SE were derived from MMRM model with change from baseline in ACQ-7-IA values up to Week 52 as response variable and treatment, age, baseline weight group, region, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline ACQ-7-IA value and baseline-by-visit interaction as covariates.

Change From Baseline in Pre-bronchodilator Percent Predicted Forced Expiratory Volume in 1 Second (FEV1) at Week 12: Type 2 Inflammatory Asthma Phenotype PopulationBaseline, Week 12

FEV1 was the volume of air (in liters) exhaled from the lungs in the first second of a forced expiration as measured by spirometer. Least square (LS) means and standard error (SE) were derived from mixed-effect model with repeated measures (MMRM) model with change from baseline in pre-bronchodilator % predicted FEV1 value up to Week 12 as the response variable, and treatment, baseline weight group, region, ethnicity, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline % predicted FEV1 value and baseline-by-visit interaction as covariates.

Change From Baseline in Fractional Exhaled Nitric Oxide Level at Week 12: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline, Week 12

FeNO is a surrogate marker for airway inflammation. FeNO was analyzed using a NIOX instrument or similar analyzer using a flow rate of 50 mL/second, and reported in ppb. LS means and SE were derived from MMRM model with change from baseline in FeNO up to Week 12 as the response variable, and treatment, age, baseline weight group, region, baseline eosinophil level, baseline ICS level, visit, treatment by-visit interaction, baseline FeNO value and baseline-by-visit interaction as covariates.

Change From Baseline in Fractional Exhaled Nitric Oxide Level at Week 12: Type 2 Inflammatory Asthma Phenotype PopulationBaseline, Week 12

FeNO is a surrogate marker for airway inflammation. FeNO was analyzed using a NIOX instrument or similar analyzer using a flow rate of 50 mL/second, and reported in ppb. LS means and SE were derived from MMRM model with change from baseline in FeNO up to Week 12 as the response variable, and treatment, age, baseline weight group, region, baseline eosinophil level, baseline ICS level, visit, treatment by-visit interaction, baseline FeNO value and baseline-by-visit interaction as covariates.

Change From Baseline in Pre-bronchodilator Percent Predicted Forced Expiratory Volume in 1 Second at Weeks 2, 4, 8, 24, 36 and 52: Type 2 Inflammatory Asthma Phenotype PopulationBaseline, Weeks 2, 4, 8, 24, 36, 52

FEV1 was the volume of air (in liters) exhaled from the lungs in the first second of a forced expiration as measured by spirometer. LS means and SE were derived from MMRM model with change from baseline in pre-bronchodilator % predicted FEV1 values up to Week 52 as the response variable, and treatment, baseline weight group, region, ethnicity, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline % predicted FEV1 value and baseline-by-visit interaction as covariates.

Change From Baseline in Asthma Control Questionnaire-Interviewer Administered, 7-question Version at Week 24: Type 2 Inflammatory Asthma Phenotype PopulationBaseline, Week 24

ACQ-7-IA had 7 questions, which assessed: frequency of nocturnal awakenings, severity of asthma symptoms in the mornings, limitation of daily activities due to asthma, shortness of breath due to asthma and wheeze, reliever medication use, and FEV1 (% predicted). Participants recalled their previous week asthma and answered 5 symptom questions on 7-point scale ranging from 0 (no impairment) to 6 (maximum impairment). Total score: mean of scores of all 7 questions; ranging from 0 (totally controlled) to 6 (severely uncontrolled), higher score indicated lower asthma control. LS means and SE were derived from MMRM model with change from baseline in ACQ-7-IA values up to Week 52 as response variable, and treatment, age, baseline weight group, region, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline ACQ-7-IA value and baseline-by-visit interaction as covariates.

Change From Baseline in Morning (AM) Peak Expiratory Flow at Weeks 2, 4, 8, 12, 24, 36, and 52: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

The PEF is a participant's maximum speed of expiration, as measured with a peak flow meter. Peak flow testing for AM PEF was performed in morning prior to taking any salbutamol/albuterol or levosalbutamol/levalbuterol reliever medication. Baseline AM PEF was the mean AM measurement recorded for the 7 days prior to the first dose of investigational product. LS means and SE were derived from MMRM model with change from baseline in AM PEF (liters/minute) values up to Week 52 as the response variable, and treatment, age, baseline weight group, region, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline AM PEF (liters/minute) value and baseline-by-visit interaction as covariates.

Change From Baseline in Forced Vital Capacity (FVC) at Weeks 2, 4, 8, 12, 24, 36, 52: Type 2 Inflammatory Asthma Phenotype PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

FVC is a standard pulmonary function test used to quantify respiratory muscle weakness. FVC is the volume of air (in liters) that can be forcibly blown out after full inspiration in the upright position, measured in liters. LS means and SE were derived from MMRM model with change from baseline in FVC values up to Week 52 as the response variable, and treatment, age, baseline weight group, region, sex, ethnicity, baseline height, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline FVC value and baseline-by-visit interaction as covariates.

Time to First Severe Exacerbation Event: Kaplan-Meier Estimates During 52-week Treatment Period: Type 2 Inflammatory Asthma Phenotype PopulationBaseline up to Week 52

The time to first severe exacerbation was defined as date of the first severe exacerbation event - randomization date +1. A severe asthma exacerbation event was defined as a deterioration of asthma during the 52-week treatment period requiring: use of systemic corticosteroids for \>=3 days; and/or hospitalization related to asthma symptoms or emergency room visit because of asthma requiring systemic corticosteroid treatment. Kaplan-Meier method was used for analysis.

Time to First Loss of Asthma Control Event: Kaplan-Meier Estimates During 52-week Treatment Period: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline up to Week 52

Time to first LOAC event was date of first LOAC event - first dose date +1. A LOAC event was defined as deterioration of asthma during 52-week treatment period that resulted in any of the following: \>= 6 additional reliever puffs of salbutamol/albuterol or levosalbutamol/levalbuterol in 24-hour period (compared to baseline) on 2 consecutive days; increase in ICS dose \>=4 times than dose at Visit 2 (Week 0); a decrease in AM/PM peak flow of 30% or more on 2 consecutive days of treatment, based on defined stability limit (defined as respective mean AM/PM peak expiratory flow obtained over last 7 days prior to randomization (Day 1); severe exacerbation event. Kaplan-Meier method was used for analysis.

Absolute Change From Baseline in Pre-Bronchodilator FEV1 at Weeks 2, 4, 8, 12, 24, 36, 52: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

FEV1 was the volume of air (in liters) exhaled from the lungs in the first second of a forced expiration as measured by spirometer. LS means and SE were derived from MMRM model with change from baseline in pre-bronchodilator FEV1 values up to Week 52 as the response variable, and treatment, age, baseline weight group, region, sex, ethnicity, baseline height, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline pre-bronchodilator FEV1 value and baseline-by-visit interaction as covariates.

Change From Baseline in Pre-bronchodilator Percent Predicted Forced Expiratory Volume in 1 Second at Weeks 2, 4, 8, 24, 36 and 52: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline, Weeks 2, 4, 8, 24, 36, 52

FEV1 was the volume of air (in liters) exhaled from the lungs in the first second of a forced expiration as measured by spirometer. LS means and SE were derived from MMRM model with change from baseline in pre-bronchodilator % predicted FEV1 values up to Week 52 as the response variable, and treatment, baseline weight group, region, ethnicity, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline % predicted FEV1 value and baseline-by-visit interaction as covariates.

Time to First Loss of Asthma Control (LOAC) Event: Kaplan-Meier Estimates During 52-week Treatment Period: Type 2 Inflammatory Asthma Phenotype PopulationBaseline up to Week 52

Time to first LOAC event was date of first LOAC event - first dose date +1. A LOAC event was defined as deterioration of asthma during 52-week treatment period that resulted in any of the following: \>= 6 additional reliever puffs of salbutamol/albuterol or levosalbutamol/levalbuterol in 24-hour period (compared to baseline) on 2 consecutive days; increase in ICS dose \>=4 times than dose at Visit 2 (Week 0); a decrease in ante meridiem (AM)/post meridiem (PM) peak flow of 30% or more on 2 consecutive days of treatment, based on defined stability limit (defined as respective mean AM/PM peak expiratory flow obtained over last 7 days prior to randomization (Day 1); severe exacerbation event. Kaplan-Meier method was used for analysis.

Percent Change From Baseline in Pre-Bronchodilator Percent Predicted FEV1 at Weeks 2, 4, 8, 12, 24, 36, 52: Type 2 Inflammatory Asthma Phenotype PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

FEV1 was the volume of air (in liters) exhaled from the lungs in the first second of a forced expiration as measured by spirometer. LS means and SE were derived from MMRM model with change from baseline in pre-bronchodilator % predicted FEV1 values up to Week 52 as the response variable, and treatment, baseline weight group, region, ethnicity, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline % predicted FEV1 value and baseline-by-visit interaction as covariates.

Percent Change From Baseline in Pre-Bronchodilator Percent Predicted FEV1 at Weeks 2, 4, 8, 12, 24, 36, 52: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

FEV1 was the volume of air (in liters) exhaled from the lungs in the first second of a forced expiration as measured by spirometer. LS means and SE were derived from MMRM model with change from baseline in pre-bronchodilator % predicted FEV1 values up to Week 52 as the response variable, and treatment, baseline weight group, region, ethnicity, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline % predicted FEV1 value and baseline-by-visit interaction as covariates.

Change From Baseline in Evening (PM) Peak Expiratory Flow at Weeks 2, 4, 8, 12, 24, 36, and 52: Type 2 Inflammatory Asthma Phenotype PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

The PEF is a participant's maximum speed of expiration, as measured with a peak flow meter. Peak flow testing for PM PEF was performed in evening prior to taking any salbutamol/albuterol or levosalbutamol/levalbuterol reliever medication. Baseline PM PEF was the mean PM measurement recorded for the 7 days prior to the first dose of investigational product. LS means and SE were derived from MMRM model with change from baseline in PM PEF (liters/minute) values up to Week 52 as the response variable, and treatment, age, baseline weight group, region, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline PM PEF (liters/minute) value and baseline-by-visit interaction as covariates.

Change From Baseline in Post-Bronchodilator FEV1 at Weeks 2, 4, 8, 12, 24, 36, and 52: Type 2 Inflammatory Asthma Phenotype PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

Participants were assessed for post-bronchodilator FEV1 30 minutes after bronchodilator administration (200 to 400 mg \[2 to 4 puffs\] of albuterol/salbutamol or 45 to 90 micrograms \[2 to 4 puffs\] of levalbuterol/levosalbutamol). FEV1 was the volume of air (in liters) exhaled in the first second of a forced expiration as measured by spirometer. LS means and SE were derived from MMRM model with change from baseline in post-bronchodilator FEV1 values up to Week 52 as the response variable, and treatment, baseline weight group, region, ethnicity, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline post-bronchodilator FEV1 value and baseline-by-visit interaction as covariates.

Change From Baseline in Morning (AM) Peak Expiratory Flow (PEF) at Weeks 2, 4, 8, 12, 24, 36, and 52: Type 2 Inflammatory Asthma Phenotype PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

The PEF is a participant's maximum speed of expiration, as measured with a peak flow meter. Peak flow testing for AM PEF was performed in morning prior to taking any salbutamol/albuterol or levosalbutamol/levalbuterol reliever medication. Baseline AM PEF was the mean AM measurement recorded for the 7 days prior to the first dose of investigational product. LS means and SE were derived from MMRM model with change from baseline in AM PEF (liters/minute) values up to Week 52 as the response variable, and treatment, age, baseline weight group, region, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline AM PEF (liters/minute) value and baseline-by-visit interaction as covariates.

Change From Baseline in Asthma Control Questionnaire-Interviewer Administered, 5-question Version (ACQ-5-IA) at Weeks 2, 4, 8, 12, 24, 36, and 52: Type 2 Inflammatory Asthma Phenotype PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

ACQ-5-IA has 5 questions, reflecting top-scoring 5 asthma symptoms: frequency of nocturnal awakenings, severity of asthma symptoms in the mornings, limitation of daily activities, shortness of breath due to asthma and wheeze. Participants were asked to recall how their asthma had been during the previous week and to respond to each of the five symptom questions on a 7-point scale ranging from 0 (no impairment) to 6 (maximum impairment). ACQ-5-IA total score was mean of the scores of all 5 questions and, therefore, ranged from 0 (totally controlled) to 6 (severely uncontrolled), higher scores indicated lower asthma control. LS means and SE were derived from MMRM model with change from baseline in ACQ-5-IA values up to Week 52 as the response variable, and treatment, age, baseline weight group, region, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline ACQ-5-IA value and baseline-by-visit interaction as covariates.

Change From Baseline in Evening (PM) Peak Expiratory Flow at Weeks 2, 4, 8, 12, 24, 36, and 52: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

The PEF is a participant's maximum speed of expiration, as measured with a peak flow meter. Peak flow testing for PM PEF was performed in evening prior to taking any salbutamol/albuterol or levosalbutamol/levalbuterol reliever medication. Baseline PM PEF was the mean PM measurement recorded for the 7 days prior to the first dose of investigational product. LS means and SE were derived from MMRM model with change from baseline in PM PEF (liters/minute) values up to Week 52 as the response variable, and treatment, age, baseline weight group, region, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline PM PEF (liters/minute) value and baseline-by-visit interaction as covariates.

Change From Baseline in Forced Expiratory Flow 25-75% at Weeks 2, 4, 8, 12, 24, 36, 52: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

FEF is the amount of air (in liters) which can be forcibly exhaled from the lungs in the first second of a forced exhalation. FEF 25-75% was defined as the mean FEF between 25% and 75% of the FVC, where FVC was defined as the volume of air (in liters) that can be forcibly blown out after full inspiration in the upright position. LS means and SE were derived from MMRM model with change from baseline in FE F25-75% values up to Week 52 as the response variable, and treatment, age, baseline weight group, region, sex, ethnicity, baseline height, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline FEF 25-75% value and baseline-by-visit interaction as covariates.

Change From Baseline in Post-Bronchodilator FEV1 at Weeks 2, 4, 8, 12, 24, 36, and 52: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

Participants were assessed for post-bronchodilator FEV1 30 minutes after bronchodilator administration (200 to 400 mg \[2 to 4 puffs\] of albuterol/salbutamol or 45 to 90 micrograms \[2 to 4 puffs\] of levalbuterol/levosalbutamol). FEV1 was the volume of air (in liters) exhaled in the first second of a forced expiration as measured by spirometer. LS means and SE were derived from MMRM model with change from baseline in post-bronchodilator FEV1 values up to Week 52 as the response variable, and treatment, baseline weight group, region, ethnicity, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline post-bronchodilator FEV1 value and baseline-by-visit interaction as covariates.

Change From Baseline in Forced Vital Capacity at Weeks 2, 4, 8, 12, 24, 36, 52: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

FVC is a standard pulmonary function test used to quantify respiratory muscle weakness. FVC is the volume of air (in liters) that can be forcibly blown out after full inspiration in the upright position, measured in liters. LS means and SE were derived from MMRM model with change from baseline in FVC values up to Week 52 as the response variable, and treatment, age, baseline weight group, region, sex, ethnicity, baseline height, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline FVC value and baseline-by-visit interaction as covariates.

Change From Baseline in Forced Expiratory Flow (FEF) 25-75% at Weeks 2, 4, 8, 12, 24, 36, 52: Type 2 Inflammatory Asthma Phenotype PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

FEF is the amount of air (in liters) which can be forcibly exhaled from the lungs in the first second of a forced exhalation. FEF 25-75% was defined as the mean FEF between 25% and 75% of the FVC, where FVC was defined as the volume of air (in liters) that can be forcibly blown out after full inspiration in the upright position. LS means and SE were derived from MMRM model with change from baseline in FEF 25-75% values up to Week 52 as the response variable, and treatment, age, baseline weight group, region, sex, ethnicity, baseline height, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline FEF 25-75% value and baseline-by-visit interaction as covariates.

Change From Baseline in Morning Asthma Symptom Score at Weeks 2, 4, 8, 12, 24, 36, and 52: Type 2 Inflammatory Asthma Phenotype PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

The morning asthma symptom score evaluated participant's overall asthma symptoms experienced during the previous night. It ranged from 0 (no asthma symptoms, slept through the night) to 4 (bad night, awake most of the night because of asthma), where lower scores indicate more mild symptoms and higher scores indicate more severe symptoms. LS means and SE were derived from MMRM model with change from baseline in AM asthma symptom score values up to Week 52 as the response variable, and treatment, age, baseline weight group, region, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline AM asthma symptom score value and baseline-by-visit interaction as covariates.

Change From Baseline in Asthma Control Questionnaire-Interviewer Administered, 7-question Version at Weeks 2, 4, 8, 12, 36, and 52: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline, Weeks 2, 4, 8,12, 36, 52

ACQ-7-IA had 7 questions, assessed: frequency of nocturnal awakenings, severity of asthma symptoms in the mornings, limitation of daily activities, shortness of breath due to asthma and wheeze, reliever medication use, and FEV1 (% predicted). Participants recalled their previous week asthma and answered 5 symptom questions on 7-point scale ranging from 0 (no impairment) to 6 (maximum impairment). Total score:mean of scores of all 7 questions; ranging from 0 (totally controlled) to 6 (severely uncontrolled), higher score indicated lower asthma control. LS means and SE were derived from MMRM model with change from baseline in ACQ-7-IA values up to Week 52 as response variable and treatment, age, baseline weight group, region, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline ACQ-7-IA value and baseline-by-visit interaction as covariates.

Change From Baseline in Number of Puffs of Reliever Medication Used Per 24 Hours at Weeks 2, 4, 8, 12, 24, 36, and 52: Type 2 Inflammatory Asthma Phenotype PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

Participants might be administered salbutamol/albuterol or levosalbutamol/levalbuterol as reliever medication as needed. Number of reliever medication inhalations were recorded daily in electronic diary/PEF meter. When Nebulizer solutions were used as alternative delivery method, nebulizer dose was converted to number of puffs as per conversion factor: salbutamol/albuterol nebulizer solution (2.5 mg) and levosalbutamol/levalbuterol (1.25 mg) corresponds to 4 puffs. Change From Baseline in number of puffs of reliever medication used per 24 hours at specified weeks was reported. LS means and SE were derived from MMRM model with change from baseline in number of puffs of reliever medication/24 hours values up to Week 52 as response variable and treatment, age, baseline: weight group, region, eosinophil level, FeNO level, ICS dose level, visit, treatment by-visit interaction, baseline number of puffs of reliever medication/24 hours value and baseline-by-visit interaction as covariates.

Change From Baseline in Morning Asthma Symptom Score at Weeks 2, 4, 8, 12, 24, 36, and 52: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

The morning asthma symptom score evaluated participant's overall asthma symptoms experienced during the previous night. It ranged from 0 (no asthma symptoms, slept through the night) to 4 (bad night, awake most of the night because of asthma), where lower scores indicate more mild symptoms and higher scores indicate more severe symptoms. LS means and SE were derived from MMRM model with change from baseline in AM asthma symptom score values up to Week 52 as the response variable, and treatment, age, baseline weight group, region, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline AM asthma symptom score value and baseline-by-visit interaction as covariates.

Change From Baseline in Evening Asthma Symptom Score at Weeks 2, 4, 8, 12, 24, 36, and 52: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

The evening asthma symptom score evaluated participant's overall asthma symptoms experienced during the day. It ranged from 0 (very well, no asthma symptoms) to 4 (asthma very bad, unable to carry out daily activities as usual), where lower scores indicate more mild symptoms and higher scores indicate more severe symptoms. LS means and SE were derived from MMRM model with change from baseline in PM asthma symptom score values up to Week 52 as response variable, and treatment, age, baseline weight group, region, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline PM asthma symptom score value and baseline-by-visit interaction as covariates.

Healthcare Resource Utilization (HCRU): Number of School and Work Days Missed Due to LOAC: Type 2 Inflammatory Asthma Phenotype PopulationBaseline to Week 52

The number of days missed from school by the participant and the number of days missed from work by the caregiver of participant due to a LOAC were collected in the electronic-case report form (eCRF). Cumulative number of missed days (school days and work days) up to week 52 were computed and summarized using mean and standard deviation (SD).

Healthcare Resource Utilization: Number of School and Work Days Missed Due to LOAC: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline to Week 52

The number of days missed from school by the participant and the number of days missed from work by the caregiver of participant due to a LOAC were collected in the eCRF. Cumulative number of missed days (school days and work days) up to week 52 were computed and summarized using mean and SD.

Healthcare Resource Utilization: Percentage of Participants Who Had Missed Greater Than or Equal to 5 School/Work Days Due to LOAC: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline to Week 52

The number of days missed from school for the participant and the missed number of days from work for the caregiver due to a LOAC were collected in the eCRF. The percentage of participants who had at least 5 days (school days and work days) missed due to LOAC over the study period was reported.

Number of Participants With Treatment-emergent Adverse Events (TEAEs) and Treatment-emergent Serious Adverse Events (TESAEs)From Baseline up to Week 64

Adverse event (AE) was defined as any untoward medical occurrence in a participant or clinical investigation participant administered a pharmaceutical product and did not necessary have to had a causal relationship with treatment.TEAEs were defined as AEs that developed or worsened in grade or became serious during TEAE period which was defined as the period from the time of first dose of study drug to the end of post-treatment period. A serious adverse events (SAE) was any untoward medical occurrence that at any dose resulted in: death; or life-threatening experience; or required inpatient hospitalization or prolongation of existing hospitalization; or resulted in persistent or significant disability/incapacity; or was a congenital anomaly/birth defect or a medically important event. TEAEs included both SAEs and non-SAEs.

Change From Baseline in Evening Asthma Symptom Score at Weeks 2, 4, 8, 12, 24, 36, and 52: Type 2 Inflammatory Asthma Phenotype PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

The evening asthma symptom score evaluated participant's overall asthma symptoms experienced during the day. It ranged from 0 (very well, no asthma symptoms) to 4 (asthma very bad, unable to carry out daily activities as usual), where lower scores indicate more mild symptoms and higher scores indicate more severe symptoms. LS means and SE were derived from MMRM model with change from baseline in PM asthma symptom score values up to Week 52 as response variable, and treatment, age, baseline weight group, region, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline PM asthma symptom score value and baseline-by-visit interaction as covariates.

Change From Baseline in Asthma Control Questionnaire-Interviewer Administered, 5-question Version at Weeks 2, 4, 8, 12, 24, 36, and 52: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

ACQ-5-IA has 5 questions, reflecting top-scoring 5 asthma symptoms: frequency of nocturnal awakenings, severity of asthma symptoms in the mornings, limitation of daily activities, shortness of breath due to asthma and wheeze. Participants were asked to recall how their asthma had been during the previous week and to respond to each of the five symptom questions on a 7-point scale ranging from 0 (no impairment) to 6 (maximum impairment). ACQ-5-IA total score was mean of the scores of all 5 questions and, therefore, ranged from 0 (totally controlled) to 6 (severely uncontrolled), higher scores indicated lower asthma control. LS means and SE were derived from MMRM model with change from baseline in ACQ-5-IA values up to Week 52 as the response variable, and treatment, age, baseline weight group, region, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline ACQ-5-IA value and baseline-by-visit interaction as covariates.

Change From Baseline in Asthma Control Questionnaire-Interviewer Administered, 7-question Version at Weeks 2, 4, 8, 12, 36, and 52: Type 2 Inflammatory Asthma Phenotype PopulationBaseline, Weeks 2, 4, 8,12, 36, 52

ACQ-7-IA had 7 questions, assessed: frequency of nocturnal awakenings, severity of asthma symptoms in the mornings, limitation of daily activities due to asthma, shortness of breath due to asthma and wheeze, reliever medication use, and FEV1 (% predicted). Participants recalled their previous week asthma and answered 5 symptom questions on 7-point scale ranging from 0 (no impairment) to 6 (maximum impairment). Total score: mean of scores of all 7 questions; ranging from 0 (totally controlled) to 6 (severely uncontrolled), higher score indicated lower asthma control. LS means and SE were derived from MMRM model with change from baseline in ACQ-7-IA values up to Week 52 as response variable, and treatment, age, baseline weight group, region, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline ACQ-7-IA value and baseline-by-visit interaction as covariates.

Change From Baseline in Number of Puffs of Reliever Medication Used Per 24 Hours at Weeks 2, 4, 8, 12, 24, 36, and 52: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

Participants might be administered salbutamol/albuterol or levosalbutamol/levalbuterol as reliever medication as needed. Number of reliever medication inhalations were recorded daily in electronic diary/PEF meter. When Nebulizer solutions were used as alternative delivery method, nebulizer dose was converted to number of puffs as per conversion factor: salbutamol/albuterol nebulizer solution (2.5 mg) and levosalbutamol/levalbuterol (1.25 mg) corresponds to 4 puffs. Change From Baseline in number of puffs of reliever medication used per 24 hours at specified weeks was reported. LS means and SE were derived from MMRM model with change from baseline in number of puffs of reliever medication/24 hours values up to Week 52 as response variable and treatment, age, baseline: weight group, region, eosinophil level, FeNO level, ICS dose level, visit, treatment by-visit interaction, baseline number of puffs of reliever medication/24 hours value and baseline-by-visit interaction as covariates.

Change From Baseline in Number of Nocturnal Awakenings Per Night at Weeks 2, 4, 8, 12, 24, 36, and 52: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

Participants recorded every morning the number of asthma-related nocturnal awakenings requiring use of rescue medication that occurred during the previous night. Change from baseline in number of nocturnal awakenings per night at specified weeks was reported. LS means and SE were derived from MMRM model with change from baseline in number of nocturnal awakenings values up to Week 52 as the response variable, and treatment, age, baseline weight group, region, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline number of nocturnal awakenings value and baseline-by-visit interaction as covariates.

Change From Baseline in Pediatric Asthma Quality of Life (QoL) Questionnaire With Standardized Activities-Interviewer Administered (PAQLQ[S] IA) Scores at Weeks 12, 24, 36, and 52: Type 2 Inflammatory Asthma Phenotype PopulationBaseline, Weeks 12, 24, 36, 52

PAQLQ(S)-IA, a disease-specific, interviewer-administered QoL questionnaire designed to measure functional impairments that are most important to children \>=7 years with asthma. The PAQLQ(S)-IA comprises of 23 items in 3 domains: symptoms (10 items), activity limitation (5 items) and emotional function (8 items). Each item was scored on a 7-point likert scale (1=maximal impairment to 7=no impairment). 23 items of questionnaire were averaged to produce 1 overall quality of life score ranging from 1 (severely impaired) to 7 (not impaired at all), higher scores indicated better quality of life. LS means and SE were derived from MMRM model with change from baseline in PAQLQ(S)-IA global score values up to Week 52 as the response variable, and treatment, age, baseline weight group, region, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline PAQLQ(S)-IA global score value and baseline-by-visit interaction as covariates.

Change From Baseline in Number of Nocturnal Awakenings Per Night at Weeks 2, 4, 8, 12, 24, 36, and 52: Type 2 Inflammatory Asthma Phenotype PopulationBaseline, Weeks 2, 4, 8, 12, 24, 36, 52

Participants recorded every morning the number of asthma-related nocturnal awakenings requiring use of rescue medication that occurred during the previous night. Change from baseline in number of nocturnal awakenings per night at specified weeks was reported. LS means and SE were derived from MMRM model with change from baseline in number of nocturnal awakenings values up to Week 52 as the response variable, and treatment, age, baseline weight group, region, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline number of nocturnal awakenings value and baseline-by-visit interaction as covariates.

Pharmacokinetics (PK) Assessment: Functional Dupilumab Concentration in SerumBaseline, Weeks 6, 12, 24, 52, 64

Data for this outcome measure was planned to be collected and analyzed separately for dupilumab 100 mg and 200 mg dose and not planned to be collected and analyzed for placebo arm.

Change From Baseline in Pediatric Asthma Quality of Life Questionnaire With Standardized Activities-Interviewer Administered Scores at Weeks 12, 24, 36, and 52: Baseline Blood Eosinophils >=300 Cells Per Microliter PopulationBaseline, Weeks 12, 24, 36, 52

PAQLQ(S)-IA, a disease-specific, interviewer-administered QoL questionnaire designed to measure functional impairments that are most important to children \>=7 years with asthma. The PAQLQ(S)-IA comprises of 23 items in 3 domains: symptoms (10 items), activity limitation (5 items) and emotional function (8 items). Each item was scored on a 7-point likert scale (1=maximal impairment to 7=no impairment). 23 items of questionnaire were averaged to produce 1 overall quality of life score ranging from 1 (severely impaired) to 7 (not impaired at all), higher scores indicated better quality of life. LS means and SE were derived from MMRM model with change from baseline in PAQLQ(S)-IA global score values up to Week 52 as the response variable, and treatment, age, baseline weight group, region, baseline eosinophil level, baseline FeNO level, baseline ICS dose level, visit, treatment by-visit interaction, baseline PAQLQ(S)-IA global score value and baseline-by-visit interaction as covariates.

Healthcare Resource Utilization: Percentage of Participants Who Had Missed Greater Than or Equal to 5 School/Work Days Due to LOAC: Type 2 Inflammatory Asthma Phenotype PopulationBaseline to Week 52

The number of days missed from school for the participant and the missed number of days from work for the caregiver due to a LOAC were collected in the eCRF. The percentage of participants who had at least 5 days (school days and work days) missed due to LOAC over the study period was reported.

Percentage of Participants With Treatment Emergent Antidrug Antibodies (ADA) ResponseFrom Baseline up to Week 64

ADA response was categorized as: treatment emergent and treatment boosted response. 1) Treatment emergent was defined as an ADA positive response in the assay post first dose, when baseline results were negative or missing. 2) Treatment boosted was defined as: an ADA positive response in the assay post first dose that was greater-than or equal to 4-fold over baseline titer levels, when baseline results were positive. The criteria for positive was defined as "30 to \> 10,000", where low titer (\< 1,000); moderate (1,000 \<= titer \<= 10,000) and high titer (\> 10,000).

Percentage of Participants With SeroconversionFrom Baseline up to Week 64

Seroconversion was defined as a post-vaccination titer \>=40 (1/dilution) for those with a pre-vaccination titer \<10 (1/dilution), or a \>= 4-fold increase in post-vaccination titer for those with a pre-vaccination titer \>=10 (1/dilution).

Trial Locations

Locations (99)

Investigational Site Number 840012

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Tucson, Arizona, United States

Investigational Site Number 840001

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Rolling Hills Estates, California, United States

Investigational Site Number 840016

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Ann Arbor, Michigan, United States

Investigational Site Number 840006

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Saint Louis, Missouri, United States

Investigational Site Number 840035

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New York, New York, United States

Investigational Site Number 840013

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New York, New York, United States

Investigational Site Number 840004

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Charlotte, North Carolina, United States

Investigational Site Number 840024

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Edmond, Oklahoma, United States

Investigational Site Number 840007

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Rochester, New York, United States

Investigational Site Number 840018

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La Crosse, Wisconsin, United States

Investigational Site Number 032004

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Buenos Aires, Argentina

Investigational Site Number 032002

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Caba, Argentina

Investigational Site Number 032001

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Caba, Argentina

Investigational Site Number 032006

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Mendoza, Argentina

Investigational Site Number 036001

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Campbelltown, Australia

Investigational Site Number 036003

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Parkville/Melbourne, Australia

Investigational Site Number 036005

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North Adelaide, Australia

Investigational Site Number 036002

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South Brisbane, Australia

Investigational Site Number 076008

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Blumenau, Brazil

Investigational Site Number 076001

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Porto Alegre, Brazil

Investigational Site Number 076007

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Porto Alegre, Brazil

Investigational Site Number 076003

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Sao Paulo, Brazil

Investigational Site Number 076002

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Sao Paulo, Brazil

Investigational Site Number 076004

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Sao Paulo, Brazil

Investigational Site Number 124001

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Montreal, Canada

Investigational Site Number 124002

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Hamilton, Canada

Investigational Site Number 124004

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Edmonton, Canada

Investigational Site Number 124003

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Quebec, Canada

Investigational Site Number 170004

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Antioquia, Colombia

Investigational Site Number 380004

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Padova, Italy

Investigational Site Number 380003

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Firenze, Italy

Investigational Site Number 380005

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Roma, Italy

Investigational Site Number 380001

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Verona, Italy

Investigational Site Number 440002

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Kaunas, Lithuania

Investigational Site Number 643005

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Saint Petersburg, Russian Federation

Investigational Site Number 643001

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Saint-Petersburg, Russian Federation

Investigational Site Number 710001

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Cape Town, South Africa

Investigational Site Number 710004

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Cape Town, South Africa

Investigational Site Number 724006

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Esplugues De Llobregat, Spain

Investigational Site Number 724001

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Barcelona, Spain

Investigational Site Number 724005

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Pozuelo De Alarcón, Spain

Investigational Site Number 724002

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Santiago De Compostela, Spain

Investigational Site Number 724003

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Valencia, Spain

Investigational Site Number 792005

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Adana, Turkey

Investigational Site Number 792008

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Ankara, Turkey

Investigational Site Number 792006

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Bursa, Turkey

Investigational Site Number 792003

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İstanbul, Turkey

Investigational Site Number 792004

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Istanbul, Turkey

Investigational Site Number 804005

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Kharkiv, Ukraine

Investigational Site Number 804008

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Kryvyi Rig, Ukraine

Investigational Site Number 804002

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Zaporizhzhya, Ukraine

Investigational Site Number 840023

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Great Neck, New York, United States

Investigational Site Number 840002

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Gilbert, Arizona, United States

Investigational Site Number 840036

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Owensboro, Kentucky, United States

Investigational Site Number 380007

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Catania, Italy

Investigational Site Number 840031

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Birmingham, Alabama, United States

Investigational Site Number 840021

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Durham, North Carolina, United States

Investigational Site Number 840008

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Cincinnati, Ohio, United States

Investigational Site Number 840003

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San Antonio, Texas, United States

Investigational Site Number 792001

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Ankara, Turkey

Investigational Site Number 076006

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Sorocaba, Brazil

Investigational Site Number 152002

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Viña Del Mar, Chile

Investigational Site Number 348008

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Szigetvár, Hungary

Investigational Site Number 440004

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Vilnius, Lithuania

Investigational Site Number 484006

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Chihuahua, Mexico

Investigational Site Number 840022

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Lincoln, Nebraska, United States

Investigational Site Number 440005

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Siauliai, Lithuania

Investigational Site Number 032003

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Buenos Aires, Argentina

Investigational Site Number 152003

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Santiago, Chile

Investigational Site Number 152005

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Santiago, Chile

Investigational Site Number 152001

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Valdivia, Chile

Investigational Site Number 348002

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Gyula, Hungary

Investigational Site Number 348003

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Töröbálint, Hungary

Investigational Site Number 348007

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Zalaegerszeg, Hungary

Investigational Site Number 348006

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Budapest, Hungary

Investigational Site Number 152009

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Santiago, Chile

Investigational Site Number 152007

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Viña Del Mar, Chile

Investigational Site Number 170002

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Cali, Colombia

Investigational Site Number 804007

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Chernivtsi, Ukraine

Investigational Site Number 348012

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Mezőkövesd, Hungary

Investigational Site Number 440003

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Utena, Lithuania

Investigational Site Number 484004

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Chihuahua, Mexico

Investigational Site Number 484001

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Monterrey, Mexico

Investigational Site Number 643006

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Moscow, Russian Federation

Investigational Site Number 348005

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Szeged, Hungary

Investigational Site Number 348001

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Székesfehérvár, Hungary

Investigational Site Number 440001

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Vilnius, Lithuania

Investigational Site Number 616001

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Lodz, Poland

Investigational Site Number 484003

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Durango, Mexico

Investigational Site Number 616002

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Poznan, Poland

Investigational Site Number 642001

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Bucuresti, Romania

Investigational Site Number 643004

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Perm, Russian Federation

Investigational Site Number 643003

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Saint-Petersburg, Russian Federation

Investigational Site Number 804003

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Zaporizhzhya, Ukraine

Investigational Site Number 484002

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Veracruz, Mexico

Investigational Site Number 643002

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Saint Petersburg, Russian Federation

Investigational Site Number 804004

🇺🇦

Dnipro, Ukraine

Investigational Site Number 804011

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Ivano-Frankivsk, Ukraine

Investigational Site Number 804001

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Kyiv, Ukraine

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