ephedrine

[ ih-fed-rin, ef-i-dreen, -drin ]

noun

, Pharmacology.

1. a white, crystalline alkaloid, C 10 H 15 N, obtained from a species of Ephedra or synthesized: used in medicine chiefly for the treatment of asthma, hay fever, and colds.

ephedrine

/ ɪˈfɛdrɪn; -drɪn; ˈɛfɪˌdriːn /

noun

1. a white crystalline alkaloid obtained from plants of the genus Ephedra: used for the treatment of asthma and hay fever; l-phenyl-2-methylaminopropanol. Formula: C 6 H 5 CH(OH)CH(NHCH 3 )CH 3

ephedrine

/ ĭ-fĕd′rĭn,ĕf′ĭ-drēn′ /

1. A white, odorless, powdered or crystalline alkaloid isolated from shrubs of the genus Ephedra or made synthetically. It is used in the treatment of allergies and asthma. Chemical formula: C 10 H 15 NO.

Word History and Origins

Origin of ephedrine¹

1885–90; < New Latin Ephedr ( a ) ephedra + -ine ²

Word History and Origins

Origin of ephedrine¹

C19: from New Latin ephedra + -ine ²

Example Sentences

Combination of ephedrine and homatropine hydrochlorates (100:1).

From Project Gutenberg