Purpose. Special considerations in the selection of medication inhaler devices for elderly patients with chronic obstructive pulmonary disease (COPD) in the ambulatory care setting are reviewed.

DPI = dry powder inhaler, HFA = hydrofluoroalkane ... to actuate), lack of dose counter on device, difficult for patients with low cognition, use of spacer device in elderly patients DPI Compact ...

After reformulating with HFA propellant and changing the inhaler device, Primatene Mist became available OTC again in 2018.