Comparison of Dry-Powder Inhaler and Pressurized Metered-Dose Inhaler Formulations of Extrafine Beclomethasone Dipropionate/Formoterol Fumarate/Glycopyrronium in Patients with COPD: The TRI-D Randomized Controlled Trial.

Kai-Michael BeehPiotr KunaMassimo CorradiIsabelle ViaudAlessandro GuasconiGeorge Georges

Published in: International journal of chronic obstructive pulmonary disease (2021)

Extrafine BDP/FF/G DPI and pMDI demonstrated similar efficacy and safety in patients with COPD, supporting the DPI formulation as a valid alternative.

Keyphrases

chronic obstructive pulmonary disease
randomized controlled trial
lung function
study protocol
drug delivery
clinical trial