Properties.—Colorless, transparent, rhombic prisms or tabular crystals; odorless and having an astringent, metallic taste. Soluble in water and alcohol.
Dose.—Horses and cattle, 2 to 4 dr.; foals and calves, 5 to 10 gr.; sheep and pigs, 20 to 40 gr.; dogs, 4 to 6 gr.
Action and Uses.—Zinc sulphocarbolate has been employed as an antiseptic astringent stimulant to indolent or foul wounds, and in subacute inflammations of the mucous membrane. The solution used may be a little stronger than those of zinc sulphate employed for similar purposes. It is also used as an intestinal antiseptic.
ZINCI SULPHAS—ZINC SULPHATE
Derivation.—Prepared by dissolving zinc in sulphuric acid. Iron and tin exist as impurities and are removed by chlorine solution and zinc carbonate.
Properties.—A colorless, transparent, rhombic crystal, without odor and having an astringent, metallic taste. Efflorescent in dry air; soluble in water and glycerine; insoluble in alcohol.
Dose.—Horses and cattle, 1 to 2 dr.; sheep and pigs, 10 to 20 gr.; dogs, 2 to 3 gr. As an emetic for dogs, 10 to 15 gr.
Actions.—Irritant, emetic, astringent, antiseptic and nerve tonic. Externally it is used as stimulant, astringent and antiseptic; in dogs it is a prompt and efficient emetic, causes no depression and acts both on the stomach nerve centers; poisonous or long continued large doses in the horse dry up the secretions, cause nausea, colic and efforts to vomit; dogs cannot be poisoned by it as it causes vomiting.
Uses.—As a tonic it is inferior to iron; chief use is externally as an astringent; it is used in white lotion combined with lead acetate; sometimes used internally with opium to stop excessive sweating in frequent small doses. Used as a safe and prompt emetic for dogs and pigs.
Externally in solution as an astringent and stimulant for wounds, ulcers, simple ophthalmia and irritable conditions of the mucous membrane of the uterus or vagina and urethra, vesicular and pustulant skin eruptions. Proper strength, one ounce to one quart of water in ophthalmia, one-half to one drachm to one pint of water.