Hops—U.S.P.

Preparation: Tr. (D., 1—3 drams).

Hydrastine (Alkaloid) Merck.—C.P.

White prisms.—Sol. in alcohol, ether, chloroform; slightly in water.—Alterative, Tonic, Antiperiodic—Dose: 1/4—1 grn.

Hydrastine Hydrochlorate Merck.—C.P.—(Not Hydrastinine, etc.)

Amorph., white powd.—Sol. in water.—Astringent, Dermic, Tonic, Hemostatic—Uses: Intern., uterine hemorrhage, dyspepsia, hemorrhoids etc.; extern., gonorrhea, conjunctivitis, endometritis, leucorrhea, cervical erosions, acne, hyperidrosis, seborrhea, etc.—Dose: 1/2—1 grn., every 2 hours if necessary.—Extern. as astringent, 1/10—1/2% solut.; in skin diseases, 1% oint's or lotions.

Hydrastinine Hydrochlorate Merck.—U.S.P.—C.P.—(Not Hydrastine, etc.)

Yellow, cryst. powd.—Sol. in water.—Uterine Hemostatic, Emmenagogue, Vaso-constrictor.—Uses: Hemorrhages, congestive dysmenorrhea, metrorrhagia, epilepsy, hemoptysis, etc.—Dose: 1/4—1/2 grn., 3—4 t. daily, in capsules.

Hydrastis—U.S.P.

Golden Seal.—Preparations: F.E. (D., 10—30 min.): Glycerite (1:1 [extern.]): Tr. (D., 30—120 min.).