Bismuth Subnitrate. A white heavy powder. Antiseptic and astringent.

Uses.—Subacute gastritis, pyrosis, diarrhœa and vomiting of pregnancy. Particularly desirable in infancy because it is free from arsenic, lead and silver.

Dose.—5–60 gr. in the adult.

Boric Acid (Boracic Acid). A white crystalline powder. Antiseptic.

Uses.—As a dressing and lotion for eyes, navel, mouth, nipples, and all mucous surfaces. In solution to preserve the sterility of rubber nipples until they are needed.

Dose.—Internally, 5–15 gr. Solutions are usually about 4% or 5%. A saturated solution in water is about 6%. In hot water 25%.

Boroglyceride. An antiseptic paste of boric acid and glycerine. When an excess of glycerine is present the preparation is called boroglycerol.

Uses.—An oxydizer in endometritis. It is applied to the cervix on cotton tampons.

Calcium (Lime). Stomach sedative, soothes the irritated or burned skin, corrects hyperacidity, increases the clotting power of the blood (?).

Lime water is a saturated solution of calcium hydrate and is used for nausea, to break up the curds of milk, and to increase its digestibility. It is mildly constipating.