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..
The bulb of Allium sativum Linne (nat. ord. Liliacecae).
Asia and Southern Europe, cultivated.
Bulb subglobular, compound, consisting of about eight compressed, wedge-shaped bulblets, which are arranged in a circle around the base of the stem, and covered by several dry membranous scales. Odor pungent and disagreeable; taste warm and acrid.
The chief constituents are - (1) A volatile oil, 1/4 per cent., which consists of Allyl (C3H5) oxide and sulphide. (2) Mucilage. (3) Albumin.
Dose, 15 to 30 gr.; 1. to 2. gm.
Dose, 1 to 4 fl. dr.; 4. to 15. c.c.
The effects of garlic are those of a general stimulant, quickening the circulation, exciting the nervous system, and promoting expectoration. It is beneficial in impaired digestion, in chronic catarrhal and other pectoral affections in which symptoms of inflammation have subsided and a relaxed state of the vessels remains.