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Completed Phase 3 Interventional Results available

Tiotropium / Respimat One-Year Study

ClinicalTrials.gov ID: NCT00168831

Public ClinicalTrials.gov record NCT00168831. 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.

ClinicalTrials.gov public records Last synced Oct 19, 2026, 3:36 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Randomised, Double-Blind, Placebo-Controlled, Parallel-Group Efficacy and Safety Comparison of One-Year Treatment of Two Doses (5mg and 10mg) of Tiotropium Inhalation Solution Delivered by the Respimat Device in Patients With Chronic Obstructive Pulmonary Disease (COPD)

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

To evaluate the long term effects of treatment with two doses of Tiotropium delivered by the Respimat inhaler in patients with COPD.

Study identification

NCT ID
NCT00168831
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Boehringer Ingelheim
Industry
Enrollment
1,007 participants

Conditions and interventions

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
Feb 2003 (Type not available)
Primary completion
Jun 2005 (Actual)
Completion
Not listed
Last update posted
May 20, 2014

Started 2003

United States locations

U.S. sites
12
U.S. states
9
U.S. cities
12
Facility City State ZIP Site status
Boehringer Ingelheim Investigational Site Birmingham Alabama — —
Boehringer Ingelheim Investigational Site La Jolla California — —
Boehringer Ingelheim Investigational Site Long Beach California — —
Boehringer Ingelheim Investigational Site San Luis Obispo California — —
Boehringer Ingelheim Investigational Site Gainesville Florida — —
Boehringer Ingelheim Investigational Site Hallandale Florida — —
Boehringer Ingelheim Investigational Site Hines Illinois — —
Boehringer Ingelheim Investigational Site Chesterfield Missouri — —
Boehringer Ingelheim Investigational Site Bay Shore New York — —
Boehringer Ingelheim Investigational Site Charleston South Carolina — —
Boehringer Ingelheim Investigational Site Houston Texas — —
Boehringer Ingelheim Investigational Site Richmond Virginia — —

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 64 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00168831, 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 May 20, 2014 · Synced Oct 19, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT00168831 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →