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Efficacy of Tiotropium in Patients of African Descent With Chronic Obstructive Pulmonary Disease

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. Identifier: NCT00106821
Recruitment Status : Completed
First Posted : April 1, 2005
Last Update Posted : November 1, 2013
Information provided by:
Boehringer Ingelheim

Brief Summary:
The purpose of this study is to look at the benefits of tiotropium, an approved drug for the treatment of bronchospasm associated with COPD (chronic obstructive pulmonary disease), in a population of patients with COPD who are of African American descent.

Condition or disease Intervention/treatment Phase
Pulmonary Disease, Chronic Obstructive Drug: Tiotropium Bromide Inhalation Powder Phase 4

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Study Type : Interventional  (Clinical Trial)
Actual Enrollment : 166 participants
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Double
Primary Purpose: Treatment
Official Title: An 8 Week Randomized, Placebo Controlled, Double-blind Study to Assess the Efficacy of Tiotropium Inhalation Capsules in Patients of African Descent With Chronic Obstructive Pulmonary Disease
Study Start Date : June 2004
Actual Primary Completion Date : August 2005

Resource links provided by the National Library of Medicine

MedlinePlus related topics: COPD Lung Diseases

Primary Outcome Measures :
  1. The primary efficacy endpoint will be FEV1 AUC (0-3) after 8 weeks of treatment

Secondary Outcome Measures :
  1. FEV1 AUC0-3 after single dose, 4 weeks of treatment, peak FEV1 on each test day, trough FEV1 at weeks 4 & 8, FVC trough (weeks 4 & 8), peak and AUC(0-3) (on all test days), FEV1 and FVC at all time points, rescue albuterol use, dyspnea SOP questionnaire

Information from the National Library of Medicine

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.

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Ages Eligible for Study:   40 Years and older   (Adult, Older Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • Male or female of African descent
  • 40 years of age or older
  • Diagnosis of COPD
  • History of smoking at least one pack per day for at least 10 years
  • Currently experiencing shortness of breath at least with exertion

Exclusion Criteria:

  • Asthma
  • Recent myocardial infarction or hospitalization for congestive heart failure

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its identifier (NCT number): NCT00106821

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Sponsors and Collaborators
Boehringer Ingelheim
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Study Chair: Boehringer Ingelheim Study Coordinator Boehringer Ingelheim

Layout table for additonal information Identifier: NCT00106821    
Other Study ID Numbers: 205.294
First Posted: April 1, 2005    Key Record Dates
Last Update Posted: November 1, 2013
Last Verified: October 2013
Additional relevant MeSH terms:
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Lung Diseases
Lung Diseases, Obstructive
Pulmonary Disease, Chronic Obstructive
Respiratory Tract Diseases
Tiotropium Bromide
Bronchodilator Agents
Autonomic Agents
Peripheral Nervous System Agents
Physiological Effects of Drugs
Anti-Asthmatic Agents
Respiratory System Agents
Cholinergic Antagonists
Cholinergic Agents
Neurotransmitter Agents
Molecular Mechanisms of Pharmacological Action