MedPath

Efficacy and Safety Comparison of Tiotropium Inhalation Solution (Respimat Inhaler) and Spiriva HandiHaler in Chronic Obstructive Pulmonary Disease (COPD)

Phase 3
Completed
Conditions
Pulmonary Disease, Chronic Obstructive
Registration Number
NCT00281567
Lead Sponsor
Boehringer Ingelheim
Brief Summary

Comparison of lung function response between tiotropium inhalation solution and Spiriva HandiHaler.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
76
Inclusion Criteria
  • Diagnosis of COPD
  • FEV1 < 60% predicted
  • FEV1 < 70% of FVC
  • Smoking history of 10 pack-years
Exclusion Criteria
  • Significant other disease than COPD
  • Recent history of MI (1 year or less)
  • Cardiac arrhythmia requiring drug therapy
  • History of asthma, allergic rhinitis or eosinophil count > 600 mm3
  • Symptomatic prostatic hypertrophy or bladder neck obstruction
  • Known narrow-angle glaucoma
  • Abnormal baseline hematology, blood chemistry or urinalysis
  • History of cancer within last 5 years
  • Life-threatening pulmonary obstruction
  • Cystic fibrosis or bronchiectasis
  • Tuberculosis
  • Pulmonary resection

Study & Design

Study Type
INTERVENTIONAL
Study Design
CROSSOVER
Primary Outcome Measures
NameTimeMethod
Comparison of trough FEV1 values at the end of 4-week treatment with tiotropium inhalation solution (5 mcg, 10 mcg) to that achieved with tiotropium inhalation powder (Spiriva 18 mcg).
Secondary Outcome Measures
NameTimeMethod
Individual FEV1and FVC measurements at each time pointup to 28 weeks
Trough forced vital capacity (FVC) response after 4 weeks (change from baseline)baseline until week 28
Peak response (FEV1 and FVC) to first dosewithin 3 hours to first dose
Peak response (FEV1 and FVC) after 4 weekswithin 3 hours after 4 weeks
Pre-dose morning and evening peak expiratory flow rate (PEFR) measured by patientsup to 28 weeks
FEV1 AUC0-12h and FVC AUC0-12h response after 4 weeksafter 4 weeks
Number of patients with 15% response above baseline for each treatment at each timepoint after first doseat week 4, 12, 20
FEV1 AUC0-3h and FVC AUC0-3h response after the first dose and after 4 weeksafter first dose and after 4 weeks
Number of patients with 15% response above baseline for each treatment at each timepoint after 4 weeksat week 8, 16, 24
Number of occasions of rescue therapy used as required (p.r.n. salbutamol)up to 28 weeks
Median time to onset of therapeutic response after first doseafter 4 weeks

Trial Locations

Locations (1)

Boehringer Ingelheim Investigational Site

🇳🇱

Study chairs or principal investigators, Netherlands

© Copyright 2025. All Rights Reserved by MedPath