This section is from the book "Materia Medica Pharmacy, Pharmacology And Therapeutics", by W. Hale White. Also available from Amazon: Materia Medica Pharmacy, Pharmacology And Therapeutics..
Synonyms. - Brayera. Kooso. The female inflorescence of Hagenia abyssinica (Bruce) Gmelin (nat. ord. Rosacea).
In bundles, rolls, or compressed clusters, consisting of panicles about 25 cm. long, with a sheathing bract at the base of each branch; the two roundish bracts at the base of each flower, and the four or five obovate, outer sepals are of a reddish color, membranous and veiny; calyx top-shaped, hairy, enclosing two carpels or nutlets; odor slight, fragrant and tea like; taste bitter, acrid, and nauseous.
The chief constituents are - (1) Kosin or Koussin, a neutral, active principle, in yellow crystals, tasteless, soluble in Chloroform, Benzol, Ether and Alcohol; insoluble in water. (2) Oil. (3) Gum. (4) Tannic Acid. (5) Two Resins.
Dose, 2 to 4 dr.; 8. to 15. gm.
Synonym. - Extractum Brayene Fluidum. By maceration and percolation with Alcohol, and evaporation.
Dose, I to 4 fl. dr.; 4. to 15. c.c
Kousso is used as an anthelmintic for all species of tapeworm. Koussin (not official) has been given with good results. Dose, 20 to 40 gr.: 1.20 to 2.40 gm.|