DOSAGE: Tonic, 0.1 Gm. or 1-1/2 grains (U.S.P.); antimalarial, at least 1 Gm. or 15 grains daily (U.S.P.). _Oleatum Quininae (Oleat. Quin.), Oleate of Quinine, N.F._--Quinine (25%) in oleic acid. =*Quininae Bisulphas (Quin. Bisulph.), Quinine Bisulphate, U.S.P.=--Quinine acid sulphate. Transparent or whitish, odorless, very bitter crystals. Freely soluble in water (1:9) and soluble in alcohol (1:23). ACTION AND USES: Similar to, and without advantage over, =Quininae Dihydrochloridum=. DOSAGE: Tonic, 0.1 Gm. or 1-1/2 grains (U.S.P.); antimalarial, at least 1 Gm. or 15 grains daily (U.S.P.). _Tinctura Antiperiodica (Tr. Antiperiod.), Antiperiodic Tincture, N.F._ (Warburg's Tincture).--Quinine bisulphate (2%), extract of aloes (1.75%), rhubarb (0.8%), angelica fruit, elecampane, saffron, fennel, gentian, zedoary, cubeb, myrrh, camphor, agaric, pepper, Saigon cinnamon and Jamaica ginger in alcohol and water. Absolute alcohol content about 55 per cent. USES: Antiquated, complex and irrational quinine mixture. DOSAGE: From 4 to 15 Cc. or 1 to 4 fluidrachms (N.F.). _Tinctura Antiperiodica sine Aloe (Tr. Antiperiod. s. Aloe), Antiperiodic Tincture without Aloes, N.F._ (Warburg's Tincture without Aloes).--The same as the preceding (Tinctura Antiperiodica) with the omission of extract of aloes. USES AND DOSAGE: See Tinctura Antiperiodica. =Quininae Dihydrochloridum (Quin. Dihydrochl.), Quinine Dihydrochloride, U.S.P.= White, odorless, very bitter powder. Very soluble in water (1:0.6), and soluble in alcohol (1:12). ACTION AND USES: Used where concentrated solutions of quinine are wanted, as for subcutaneous injections, etc. DOSAGE: Tonic, 0.1 Gm. or 1-1/2 grains (U.S.P.); antimalarial, at least 1 Gm. or 15 grains daily (U.S.P.). =*Quininae et Ureae Hydrochloridum (Quin. et Urea. Hydrochl.), Quinine and Urea Hydrochloride, U.S.P.= (Quinine and Urea Chloride).--A double salt of quinine and urea. Colorless, translucent crystals or white, granular powder, odorless and having a very bitter taste. Very soluble in water (1:0.9) and freely soluble in alcohol (1:2.4). ACTION AND USES: Much less irritating than ordinary quinine salts and therefore suited for hypodermic injections, in malaria or as local anesthetic. DOSAGE: Hypodermic, one dose daily, 1 Gm. or 15 grains (U.S.P.). For local anesthesia (hypodermic) solution of from 0.25 to 1 per cent.; (applied to mucous membranes), solutions of from 10 to 20 per cent. =Quininae Glycerophosphas (Quin. Glycerophos.), Quinine Glycerophosphate, N.F.= (Quinine Glycerinophosphate). Fine, white, odorless crystals or powder, with a very bitter taste. ACTION AND USES: Expensive and superfluous quinine salt. DOSAGE: Tonic, 0.1 Gm. or 1-1/2 grains (N.F.); antimalarial, 1 Gm. or 15 grains (N.F.). =Quininae Hydrobromidum (Quin. Hydrobr.), Quinine Hydrobromide, U.S.P.= (Quinine Bromide).