Combination of glycopyrronium, optionally in the form of a pharmaceutically acceptable salt or ester, in particular glycopyrronium bromide, and formoterol, optionally in the form of a pharmaceutically acceptable salt or ester, in particular formoterol fumarate dihydrate

摘要

Compositions, methods and systems are provided for pulmonary or nasal delivery of active agents via a metered dose inhaler. In one embodiment, the compositions include a suspension medium, active agent particles, and suspending particles, in which the active agent particles and suspending particles form a co-suspension within the suspension medium.