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Completed

NCT Number: NCT00365560

An Efficacy and Safety Evaluation of Tiotropium add-on Therapy in Patients With Severe Persistent Asthma

The primary objective of this study is to examine efficacy and safety of tiotropium compared to plac ebo as add-on therapy in severe asthmatics according to GINA step 4 classification

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Key information

Conditions

Asthma Bronchial Diseases Hypersensitivity Hypersensitivity, Immediate Immune System Diseases Lung Diseases Lung Diseases, Obstructive Respiratory Hypersensitivity Respiratory Tract Diseases

Age range

18 year–75 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 2

Primary location

Boehringer Ingelheim Investigational Site, Aalborg, Denmark

Loading trial locations.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

Outpatients of either sex, age 18 - 75 years, with at least a documented 5 year history of asthma, and a current diagnosis of severe, persistent asthma (GINA step 4), smoking history < 10 pack years and >= 1 year smoking cessation; Patients must be symptomatic

Exclusion criteria

Patients

  • with a recent history (i.e., six months or less) of myocardial infarction,
  • who have been hospitalized for heart failure (NYHA class III or IV) within the past year,
  • with any unstable or life threatening cardiac arrhythmia or cardiac arrhythmia requiring intervention or a change in drug therapy within the past year,
  • with malignancy for which the patient has undergone resection, radiation ther apy or chemotherapy within the last five years,
  • who have undergone thoracotomy with pulmonary resection,
  • with moderate to severe renal impairment (creatinine clearance = 50 mL/min)

Treatment and study plan

Tiotropium

Drug

Placebo

Drug

Primary outcomes

  1. The primary efficacy endpoint is the FEV1 response (within 3 hours post dosing) determined at the end of the 8-week treatment period

Secondary outcomes

  1. FEV1 and FVC AUC 0-3h (in a subset 0-24h) PEF, use of rescue medication, daytime and nocturnal symptoms etc.

Sponsors and collaborators

Lead sponsor

Boehringer Ingelheim

Industry

Registry information

Official study title

A Randomised, Double-Blind, Placebo-Controlled, Crossover Efficacy and Safety Evaluation of 8-Week Treatment Periods of Two Doses [5 Mcg (2 Actuations of 2.5 Mcg) and 10 Mcg (2 Actuations of 5 Mcg)] of Tiotropium Inhalation Solution Delivered by the Respimat Inhaler® as Add-on Therapy in Patients With Severe Persistent Asthma

Important dates

Study start
2006
Primary completion
2007
First posted
Aug 17, 2006
Registry last updated
Jul 11, 2013

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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