Asthmanefrin (racepinephrine hydrochloride ... intermittent asthma symptoms. They are the only OTC asthma inhaler approved by ...
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How Asthma Is Treated
They can have significant side effects. There are two commonly used OTC asthma inhalers: Primatene MIST HFA and Asthmanefrin (racepinephrine). Remember, you should never stop your current asthma ...