Coca-U.S.P.
Erythroxylon.—Preparation: F.E. (D., 20—60 min.).—See also, Cocaine.
Cocaine Hydrochlorate Merck.—U.S.P.—C.P., Cryst. or Powder.
Dose: 1/2—11/2 grn.—Max. D.: 2 grn. single; 6 grn. daily.—Antidotes: Chloral, amyl nitrite, caffeine, morphine, digitalis, alcohol, ammonia.
Merck's Cocaine Hydrochlorate strictly conforms to the U.S.P. and all other known tests for its purity.
(Other salts of Cocaine are not described because used substantially as the above.)
Codeine Merck.—U.S.P.—Pure, Cryst. or Powd.
Dose: 1/2—2 grn.—Injection: 1/4—1 grn.
Codeine Phosphate Merck.
White powd.—Sol. in 4 parts water; slightly in alcohol.—Best codeine salt for hypodermic use; most sol., least irritating.—Injection: 1/2—1 grn.