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Assessment Of The Inhalation Profiles Of Four Dry Powder Inhalers In Patients With Variable Degrees Of Lung Obstruction

Completed
Conditions
Asthma
Pulmonary Disease, Chronic Obstructive
Interventions
Device: CRC-749
Device: Diskus
Device: Twisthaler
Device: Miat Monohaler
Registration Number
NCT01033669
Lead Sponsor
Pfizer
Brief Summary

Assessment of the inhalation profiles of four dry powder inhalers in patients with variable degrees of lung obstruction

Detailed Description

Randomized to device sequence

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
57
Inclusion Criteria
  • Subjects with a physician documented history or diagnosis of asthma for at least 6 months
  • Reversibility, defined as an increase in FEV1 at the Screening visit of greater than or equal to 12% and 200 mL
  • Subjects with a physician documented history or diagnosis of mild or severe Chronic Obstructive Pulmonary Disease
Exclusion Criteria
  • Female subjects who are pregnant
  • Subjects who have a history of life-threatening asthma/COPD or who have experienced two or more exacerbations requiring hospitalization in the 12 months prior to screening
  • Evidence of lower respiratory tract infection
  • Subjects diagnosed with pulmonary fibrosis, bronchiectasis, pneumoconiosis, sarcoidosis or tuberculosis

Study & Design

Study Type
OBSERVATIONAL
Study Design
Not specified
Arm && Interventions
GroupInterventionDescription
Dry Powder InhalersDiskus-
Dry Powder InhalersTwisthaler-
Dry Powder InhalersMiat Monohaler-
Dry Powder InhalersCRC-749-
Primary Outcome Measures
NameTimeMethod
Peak Inspiratory Flow RateDay 3-10
Secondary Outcome Measures
NameTimeMethod
Pressure SlopeDay 3-10
Peak Pressure DropDay 3-10
Time to Peak Pressure DropDay 3-10
Inhaled VolumeDay 3-10

Trial Locations

Locations (1)

Pfizer Investigational Site

🇩🇪

Berlin, Germany

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