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A Study of RPL554 Drug Administered by Metered Dose Inhaler to Treat Chronic Obstructive Pulmonary Disease

Phase 2
Completed
Conditions
COPD
Interventions
Drug: Placebos
Registration Number
NCT04091360
Lead Sponsor
Verona Pharma plc
Brief Summary

The purpose of this study is to investigate 5 doses of RPL554 and placebo, administered by pressurized metered dose inhaler (pMDI), in patients with moderate to severe chronic obstructive pulmonary disease (COPD).

Detailed Description

The study will consist of two parts. Part A is a parallel group, placebo-controlled single dose study to ascertain the Pharmacokinetics (PK) profile, safety and bronchodilator effect of a single dose of RPL554 administered via pMDI. Five of the 6 treatment arms will be double-blind and one will be single-blind (due to the different number of capsules administered). Part B is a 7-day placebo-controlled, complete block cross-over, repeat dose study to assess the bronchodilator effect of repeat doses of RPL554 delivered via pMDI.

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
40
Inclusion Criteria
  • Male and female patients with moderate to severe COPD, with a post bronchodilator FEV1 of 40 to 80% of predicted and FEV1/FVC ratio of ≤0.70.
  • They must have a baseline increase in FEV1 of >150 mL following four puffs of salbutamol.
  • They must have at least a 10 pack-year smoking history, and may be either a current or former smoker.
Exclusion Criteria
  • Patients must be clinically stable without recent COPD exacerbations or hospitalisations.
  • They must not have uncontrolled disease or chronic heart failure.

Study & Design

Study Type
INTERVENTIONAL
Study Design
CROSSOVER
Arm && Interventions
GroupInterventionDescription
RPL554 100 mcgPlacebosPart A: Patients receive 1 dose of either RPL554 100mcg via metered dose inhaler. Part B: not applicable
RPL554 300 mcgPlacebosPart A: Patients receive 1 dose of RPL554 300mcg via metered dose inhaler. Part B: Patients receive repeat doses of RPL554 300mcg via metered dose inhaler in crossover fashion.
RPL554 1000 mcgPlacebosPart A: Patients receive 1 dose of RPL554 1000mcg via metered dose inhaler. Part B: Patients receive repeat doses of RPL554 3000mcg via metered dose inhaler in crossover fashion.
RPL554 3000 mcgPlacebosPart A: Patients receive 1 dose of either RPL554 3000mcg via metered dose inhaler. Part B: Patients receive repeat doses of RPL554 3000mcg via metered dose inhaler in crossover fashion.
RPL554 6000 mcgPlacebosPart A: Patients receive 1 dose of either RPL554 6000mcg via metered dose inhaler. Part B: not applicable
RPL554 PlaceboPlacebosPart A: Patients receive 1 dose of RPL554 placebo via metered dose inhaler. Part B: Patients receive repeat doses of RPL554 placebo via metered dose inhaler in crossover fashion.
Primary Outcome Measures
NameTimeMethod
Part A: Pharmacokinetic Parameter AUC0-12Day 1

Area under the curve from 0 to 12 hours after single dose drug administration.

Part A: Pharmacokinetic Parameter CmaxDay 1

Pharmacokinetic Parameter Cmax after a Single Dose

Part A: Pharmacokinetic Parameter AUC0-tDay 1

Area under the curve at maximum concentration 0-24 hrs after single dose drug administration

Part A: RPL554 Plasma Pharmacokinetic Parameter (Half-life)Day 1

RPL554 Plasma Pharmacokinetics concentration after single dose

Part B: Change From Baseline in Peak FEV1 (Over 4 Hours) on Day 7Day 7

Change from Baseline FEV1 to Peak FEV1 (over 4 hours) after morning dosing on Day 7

Secondary Outcome Measures
NameTimeMethod
Part B: Change From Baseline in Average FEV1 (Over 12 Hours) After 1st DoseDay 1

Change from baseline FEV1 in average FEV1 (over 12 hours) on Day 1

Part B: RPL554 Plasma Pharmacokinetic Parameter (Onset of Action)Day 1

Determination of onset of action (\>10% increase in FEV1 from pre- to post-first dose, censored at 120 minutes) on Day 1

Part B: Safety and Tolerability / Hematology Safety Assessments1 day

Number of patients with treatment-emergent hematology abnormal laboratory assessments

Part B: Safety and Tolerability / Blood Chemistry Safety Assessments1 day

Number of patients with treatment-emergent blood chemistry abnormal laboratory assessments

Part B: Safety and Tolerability / Urinalysis Safety Assessments1 day

Number of patients with treatment-emergent urinalysis abnormal laboratory assessments

Part B: Safety and Tolerability / ECG - QTcFStart of treatment to day 70

Number of patients with treatment-emergent abnormal ECG parameters, QTcF in msec

Part B: Safety and Tolerability / ECG - Heart RateStart of treatment to day 70

Number of patients with treatment-emergent abnormal ECG parameters, heart rate in bpm

Part A: Change From Baseline in Peak FEV1 (Over 4 Hours) After 1 DoseDay 1

Change from Baseline FEV1 to Peak FEV1 (over 4 hours) After Single Dose

Part A: Change From Baseline in Average FEV1 (Over 4 Hours) After 1 DoseDay 1

Change from Baseline FEV1 to Average FEV1 (over 4 hours) After Single Dose

Part A: Change From Baseline in Average FEV1 (Over 12 Hours) After 1 DoseDay 1

Change from Baseline FEV1 to Average FEV1 (over 12 hours) After Single Dose

Part A: Safety and Tolerability / Hematology Safety Assessments1 day

Number of patients with treatment-emergent hematology abnormal laboratory assessments

Part A: Safety and Tolerability / Blood Chemistry Safety Assessments: Number of Patients With Treatment-emergent Blood Chemistry Abnormal Laboratory Assessments1 day

Number of patients with treatment-emergent blood chemistry abnormal laboratory assessments

Part A: Safety and Tolerability / Urinalysis Safety Assessments: Number of Patients With Treatment-emergent Urinalysis Abnormal Laboratory Assessments1 day

Number of patients with treatment-emergent urinalysis abnormal laboratory assessments

Part A: Safety and Tolerability / Supine Vitals Signs - Pulse RateStart of treatment to day 1

Number of patients with treatment-emergent abnormal vital signs (pulse rate in bpm)

Part A: Safety and Tolerability / Supine Vitals Signs - Blood PressureStart of treatment to day 1

Number of patients with treatment-emergent abnormal vital signs (blood pressure in mm Hg)

Part A: Safety and Tolerability / ECG - QTcFStart of treatment to day 1

Number of patients with treatment-emergent abnormal ECG parameters, QTcF in msec

Part A: Safety and Tolerability / ECG - Heart RateStart of treatment to day 1

Number of patients with treatment-emergent abnormal ECG parameters, heart rate in bpm

Part B: Change From Baseline in Average FEV1 (Over 4 Hrs) After 7 DaysDay 7

Change from baseline in average FEV1 (over 4 hours) on Day 7 after morning dose

Part B: Change From Baseline in Average FEV1 (Over 12 Hours) After 7 DaysDay 7

Change from baseline FEV1 in average FEV1 (over 12 hours) on Day 7 after morning dose

Part B: Change From Baseline in Trough FEV1 After 7 DaysDay 7

Change from Baseline FEV1 to Morning Trough FEV1 on Day 7 after morning dose

Part B: Change From Baseline in Peak FEV1 (Over 4 Hours) After 1st DoseDay 1

Change from baseline FEV1 in peak FEV1 (over 4 hours) after first dose

Part B: Change From Baseline in Average FEV1 (Over 4 Hours) After 1st DoseDay 1

Change from baseline FEV1 in average FEV1 (over 4 hours) on Day 1

Part B: Safety and Tolerability / Supine Vital Signs - Pulse RateStart of treatment to day 1

Number of patients with treatment-emergent abnormal vital signs (pulse rate in bpm)

Part B: Safety and Tolerability / Supine Vital Signs - Blood PressureStart of treatment to day 1

Number of patients with treatment-emergent abnormal vital signs (blood pressure in mm Hg)

Trial Locations

Locations (2)

Medicines Evaluation Unit Limited

🇬🇧

Wythenshawe, United Kingdom

Respiratory Clinical Trials Ltd

🇬🇧

London, United Kingdom

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