Manna—U.S.P.
Dose: 1/2—1 oz.
Marrubium—U.S.P.
Horehound.—Used chiefly as infus. (1:16) taken hot, or as confectionery; in coughs, colds, etc.
Mastic—U.S.P.
Mastiche.—Preparations: Pills Aloes and Mastic (2 grn. A., 2/3 grn. M.).
Matico—U.S.P.
Dose: 30—60 grn.—Preparations: F.E. (1:1); Tr. (1:10).
Matricaria—U.S.P.
German Chamomile.—Used chiefly as tea, in colds.