A large number of asthma cases can be managed with over-the-counter (OTC) medications such as racepinephrine, epinephrine, and ephedrine. But these may not be indicated for everyone with asthma.

Ephedrine sulfate 50mg/mL; soln for IM, IV, or SC inj. Ephedrine sulfate is a sympathomimetic amine that directly acts as an agonist at α-and ß-adrenergic receptors and indirectly causes the ...