Trial Comparing Tiotropium Inhalation Capsules vs Placebo in Chronic Obstructive Pulmonary Disease (COPD).

NCT00523991 · clinicaltrials.gov ↗

PHASE4

Phase

COMPLETED

Status

457

Enrollment

INDUSTRY

Sponsor class

Conditions

Pulmonary Disease, Chronic Obstructive

Interventions

DRUG: tiotropium
DRUG: Placebo

Sponsor

Boehringer Ingelheim

Collaborators

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