Melachol.

Not completely defined.—(Stated: "Liquefied combination of sodium phosphate with sodium nitrate; 1 fl. dr.=85 grn. sod. phosphate—Laxative, Nervine.—Dose: Lax., 1—6 fl. drs., in water, before meals; nerv., 1/2 fl. dr., 3 t. daily.")

Melissa—U.S.P.

Balm.—Carminative.—See also, Spt. Melissa.

Menispermum—U.S.P.

Yellow Parilla.—Dose: 10—20 grn., in F.E. (1:1) or infus.

Menthol Merck.—U.S.P.—C.P., Recryst.

Dose: 3—5 grn.—For toothache: put a crystal into cavity.—Tampons, 1 in 5 of oil.

Mercauro.

Not completely defined.—(Stated: "10 min. contain 1/32 grn. each gold, arsenic, and mercury bromides.—Alterative, Antisyphilitic—Dose: 5—15 min., in water, after meals.")