The Primatene Mist inhaler is the only over-the-counter (OTC) asthma inhaler approved ... or caffeine (such as for allergy, cough-cold, or pain). Asthmanefrin (racepinephrine hydrochloride ...

Delivery of asthma medication with pressurized metered-dose inhalers is economical, effective, and convenient. This method of delivery is a critical part of the medical management program for most ...