Pharmaceutical compositions deliverable from a metered dose inhaler comprising glycopyrrolate or formoterol and their use in treatment of pulmonary diseases

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.