Tiotropium Handihaler vs. Tiotropium Respimat in COPD

Stopped Study halted prematurely due to funding, prior to enrollment of first participant

Conditions

• Chronic Obstructive Pulmonary Disease (COPD)

Interventions

• DRUG: tiotropium bromide inhalation powder (Spiriva HandiHaler)
• DRUG: tiotropium bromide (Spiriva Respimat)
• DRUG: Hyperpolarized 129XeMRI

Sponsor

Duke University