Eucalyptus

(u-kal-ip’tus) [Gr. εὖ well + καλυπτός covered]. A genus of myrtaceous trees and shrubs, chiefly Australian, of many species. The leaves of Ε. glob'ulus, or blue-gum, and_ other species afford oil of eucalyptus. It is astringent, tonic, antiseptic, deodorant, all its medicinal properties depending on the eucalyptol that it contains. It is used as a diaphoretic and stimulant, an antispasmodic in asthma, bronchitis, and ia, as an antiseptic in wound discharges, and in chronic catarrhs. The fluidextract. prepared from the leaves of E. glob‘ulus, is antiperiodic, alterative, and antiseptic. Dose, 10-60 min. (0.666-4 c.c.); of the tincture, 30-120 min. (2-8 c.c.). oil of @., a volatile oil obtained from the leaves of many of the cucalypts, chiefly Ε. glob’ulus: antiseptic, stimulant, and antiperiodic. Dose, 5-10 min. (0.333-0.666 c.c.).