A Comparison of the Effects of Tiotropium Inhalation qd and Salmeterol Inhalation Bid on Arterial Blood Gases.

Boehringer Ingelheim

Status and phase: Completed; Phase 3

Conditions: Pulmonary Disease, Chronic Obstructive

Treatments: Drug: Tiotropium; Drug: Salmeterol

Study type: Interventional

Funder types: Industry

Identifiers

NCT00274534

205.234

Details and patient eligibility

About

To evaluate changes in PaO2 following inhalation of Tiotropium by HandiHaler compared to Salmeterol MDI in patients with moderate to severe COPD.

Sex: All

Ages: 50+ years old

Volunteers: No Healthy Volunteers

Inclusion and exclusion criteria

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Crossover Assignment

Masking: Double Blind