Attachment: Product Information: Ephedrine Hydrochloride

Concurrent use of these drugs with ephedrine may result in a potentiation of the pressor effect of ephedrine. Concurrent use of ergotamine and ephedrine may also produce peripheral vascular ischaemia and gangrene. Guanethidine: Ephedrine may decrease the antihypertensive effect of guanethidine. Hydrocarbon. inhalation. anaesthetics, such. as ... ................
................