Efficiency of Twice Daily Formoterol Versus Once Daily Tiotropium in Patients With GOLD A/B COPD

NCT03258749 · clinicaltrials.gov ↗

NA

Phase

UNKNOWN

Status

120

Enrollment

OTHER

Sponsor class

Conditions

Chronic Obstructive Pulmonary Disease

Interventions

DRUG: Tiotropium
DRUG: Formoterol

Sponsor

Huashan Hospital