Comparison of Tiotropium and Ipratropium in a Double-Blind, Double-dummy, Efficacy and Safety Study in Adults With COPD

NCT00274040 · clinicaltrials.gov ↗

PHASE3

Phase

COMPLETED

Status

141

Enrollment

INDUSTRY

Sponsor class

Conditions

Pulmonary Disease, Chronic Obstructive

Interventions

DRUG: Tiotropium
DRUG: Ipratropium

Sponsor

Boehringer Ingelheim