Fluticasone propionate, salmeterol (as xinafoate); 45mcg/21mcg, 115mcg/21mcg, 230mcg/21mcg; per inh; metered-dose inhaler; CFC-free. Store at room temperature between 68° F and 77° F (20° C and ...

Porush created the first metered-dose inhaler (MDI) in just two months. By March 1956, the Food and Drug Administration had approved two new aerosol drugs for asthma, as well as Porush’s device ...