Chrysarobin Merck.—U.S.P.
So-called "Chrysophanic Acid"; Purified Goa-Powder.—Antiparasitic, Reducing Dermic, etc. Not used internally.—Extern. 2—10% oint. or paint.—Preparation: Oint. (5%).—Caution: Very dangerous to the eyes!
Cimicifuga—U.S.P.
Black Snakeroot; Black Cohosh.—Dose: 15—45 grn. Preparations: Ext. (D., 2—6 grn.); F.E. (1:1); Tr. (1:5).—See also, Cimicifugin.
Cimicifugin Merck.
Macrotin.—Yellowish-brown, hygroscopic powd.—Sol. in alcohol.—Antispasmodic, Nervine, Oxytocic.—Uses: Rheumatism, dropsy, hysteria, dysmenorrhea, etc.—Dose: 1—2 grn.
Cinchona—U.S.P.
Dose: Tonic, 5—15 grn.; antiperiodic, 40—120 grn.—Preparations: Ext. (D., 1—10 grn.); F.E. (1:1); Infus. (6:100); Tr. (1:5); Comp. Tr. (vehicle).—See also, its var. alkaloids.
Cinchonidine Merck.—Pure, Cryst.
Sol. in dil. acids; insol. in water.—Dose: Tonic, 1—2 grn., in pills or syrup; antiperiodic, 15—30 grn., between paroxysms.