sedative

(sed’at-iv) [L. sedati’cus]. 1. Allaying activity and excitement. 2. A remedy that allays excitement. Battley’s s., extract of opium, 360 Pertaining to secretion The cond i- 859 SEGMENT gr., boiling water, 7 fl.oz., alcohol, } fl.oz., and cold water, to make 10 fl.oz. Dose, 5 min. (0.3 c.c.). cardiac s., a drug that abates the force of the heart's action, such as aconite, antimony, chloral, chloroform, conium, the nitrites, tobacco, etc. cerebral s., one which principally affects the brain. To this cla belong cannabis, camphor, the bromids, hyoscin, and the hypnotic and revulsive agents. gastric 8., one which soothes or le ens irritability of the stomach, such as bismuth salts, cerium oxalate, cocain, hydrocyanic acid, silver nitrate. general s., one which affects all the organs and functions. These are alcohol, bromids, camphor, chloroform, ether, hydrocyanic acid, the hypnotics, opium, warm baths, etc. genital s., any anaphrodisiac agent, like the bromids, camphor, or hops. intestinal 8., one which diminishes intestinal irritation: in general, they are also gastric sedatives. nerve-trunk s., one which acts upon the trunks of the nerves, like antipyrin, aconite, cocain, cannabis, conium, and curare. nervous 8., a sedative which acts upon and through the nervous system. The cerebral, spinal, and nerve-trunk sedatives belong to this cla . respiratory 8., one which affects especially the respiratory centers and organs. Among them are chloral, chloroform, conium, curare, hydrocyanic acid, gelsemium, and opium. sp s., any drug which abates the functional or abnormal activity of the spinal cord. The principal drugs of this cla are bromids, calabar bean, the nitrites, gelsemium, and chloral. vascular s., one which affects the vasomotor activities. In general, they are the drugs named above as cardiac sedatives.