properties. It is an antiseptic, and is used both internally and
externally. _Dose_--One-fourth to one-half drop of the melted crystals,
very largely diluted. Externally, in solution, one to five grains of the
crystals to one ounce of the solvent.

WHITE VITRIOL (_Zinci Sulphas_). White vitriol is a valuable
disinfectant, as it will arrest mortification. In solution it is
employed in ulcers and cancers and also as a gargle in putrid sore
throat. _Dose_--One-half to two grains in a pill; in solution, one to
ten grains in an ounce of water.

PERMANGANATE OF POTASH (_Potassæ Permanganas_). This substance is an
energetic deodorizer and disinfectant. A solution containing from one to
twenty grains in an ounce of water is used as a lotion for foul ulcers.
_Dose_--One-eighth to one-fourth of a grain.

WILD INDIGO (_Baptisia Tinctoria_). The root is the part used. This
plant possesses valuable antiseptic properties. It is an excellent
lotion for ill-conditioned ulcers, malignant sore throat, nursing
sore-mouth, syphilitic ophthalmia, etc. It is sometimes administered in
scarlet and typhus fevers, and in all diseases in which there is a
tendency to putrescence. _Dose_--Of the infusion, one-fourth to one-half
ounce; of the fluid extract, from three to ten drops, and of the
concentrated, active principle of the plant, Baptisin, from one to two
grains.


ANTISPASMODICS.