Botanical name: 

The self-dried juice of Pterocarpus Marsupium, Roxburgh (Nat. Ord. Leguminosae). A tree of the mountains of the Malabar coast of Hindustan. Dose, 10 to 30 grains.
Common Names: Kino, Gum Kino. Synonym: Resina Kino.

Principal Constituents.—Kinotannic acid (75 per cent), kinoin, Pyrocatechin, kino-red, and gum.
Preparation.—Tinctura Kino, Tincture of Kino. Dose, 1 to 2 fluidrachms.

Action and Therapy.—External. Sometimes used as an astringent wash in soreness and relaxation of the uvula and the pharynx, and as an injection in leucorrhea and gonorrhea also as a stimulating application to indolent ulcers.

Internal. A good astringent for pyrosis and chronic serous diarrhoea and that occurring in opium habitues, and in the diarrhoea of phthisis.

The Eclectic Materia Medica, Pharmacology and Therapeutics, 1922, was written by Harvey Wickes Felter, M.D.