Darvon is an endorsed prescription containing
propoxyphene hydrochloride. It is a white, scentless crystalline powder with a harsh taste and unreservedly dissolvable in water. Propoxyphene is an opiate tranquilize generally used to get mellow moderate agony. This narcotic torment reliever and hack suppressant are more fragile than the codeine, hydrocodone, and morphine. The accurate system of activity isn’t known yet may include the incitement of narcotic receptors in the mind. The FDA affirmed the conventional adaptation of such prescription in august 1957.