Mercury Sulphate, Basic, Merck.
Mercury Subsulphate; Turpeth Mineral.—Dose: Emetic, 2—5 grn.; alterative, 1/4—1/2 grn.; in pills or powd.
Mercury Tannate Merck.
Greenish-gray powd.; about 50% mercury.—Antisyphilitic.—Dose: 1—2 grn., in pills.
Mercury-Ammonium Chloride Merck.—U.S.P.
White Precipitate; Ammoniated Mercury.—Not used internally.—Preparation: Oint. (10%).
Methyl Salicylate Merck,—U.S.P.
Synthetic Oil Gaultheria (Wintergreen).—Dose: 5—30 ♏.
Methylene Blue Merck.—C.P., Medicinal.
Bluish cryst., or blue powd.—Sol. in 50 parts water.—Uses: Rheumatism, malaria, cystitis, nephritis, etc.—Dose: 2—4 grn., in capsules.—Injection: 1 grn.—Max. D.: 15 grn., single or daily.—[Further information in "Merck's Digest" on "Methylene Blue," containing clinical reports.]