Efficacy and Safety Comparison of Tiotropium Inhalation Solution (Respimat Inhaler) and Spiriva HandiHaler in COPD
Public ClinicalTrials.gov record NCT00239447. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Efficacy and Safety Comparison of 4-week Treatment Periods of Two Doses [5 μg (2 Actuations of 2.5 μg) and 10 μg (2 Actuations of 5 μg)] of Tiotropium Inhalation Solution Delivered by the Respimat Inhaler, Tiotropium Inhalation Powder Capsule (18μg) Delivered by the HandiHaler in Patients With Chronic Obstructive Pulmonary Disease (COPD)
Study identification
- NCT ID
- NCT00239447
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- Boehringer Ingelheim
- Industry
- Enrollment
- 131 participants
Conditions and interventions
Conditions
Interventions
- Tiotropium Drug
- HandiHaler Device
- Respimat SMI Device
Drug · Device
Eligibility (public fields only)
- Age range
- 40 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Nov 25, 2002
- Primary completion
- Apr 28, 2004
- Completion
- Apr 28, 2004
- Last update posted
- Nov 30, 2023
2002 – 2004
United States locations
- U.S. sites
- 10
- U.S. states
- 8
- U.S. cities
- 10
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Division of Pulmonary and Critical Care Medicine | Little Rock | Arkansas | 72205 | — |
| Boehringer Ingelheim Investigational Site | San Diego | California | 92120 | — |
| San Jose Clinical Research | San Jose | California | 95128 | — |
| Boehringer Ingelheim Investigational Site | Stockton | California | 95207 | — |
| National Jewish Medical and Research Center | Denver | Colorado | 80206-2762 | — |
| LSU MC-Sheveport | Shreveport | Louisiana | 71103 | — |
| Minisota Lung Center | Minneapolis | Minnesota | 55407 | — |
| Wake Forest University School of Medicine | Winston-Salem | North Carolina | 27157 | — |
| Spartanburg Medical Research | Spartanburg | South Carolina | 29303 | — |
| Boehringer Ingelheim Investigational Site | Tacoma | Washington | 98405 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 1 non-U.S. site.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00239447, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Nov 30, 2023 · Synced Jul 21, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00239447 live on ClinicalTrials.gov.