Showing results for ephedrine. Search instead for ephedrins.

ephedrine

American

[ih-fed-rin, ef-i-dreen, -drin] / ɪˈfɛd rɪn, ˈɛf ɪˌdrin, -drɪn /

noun

Pharmacology.

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 British

/ ɪˈfɛdrɪn, ˈɛfɪˌdriːn, -drɪn /

noun

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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

ephedrine Scientific

/ ĭ-fĕd′rĭn,ĕf′ĭ-drēn′ /

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.

Etymology

Origin of ephedrine

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

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

ephedrine

A new Mississippi law eliminates the requirement for a prescription to buy decongestants that contain ephedrine or pseudoephedrine.

From Seattle Times ● Dec. 31, 2021

Local governments soon will no longer be able to require prescriptions for allergy medications including pseudoephedrine and ephedrine.

From Washington Times ● Jul. 13, 2020

A national database collects information on every person who buys cold medication containing pseudoephedrine and ephedrine.

From Salon ● Jun. 18, 2015

The act also limited sales of other starting materials such as phenylpropanolamine and ephedrine, both withdrawn from the market for other health concerns.

From Forbes ● Sep. 29, 2013

Oxilophrine has similar properties to ephedrine, although it has a different chemical structure, and both are on the World Anti-Doping Agency banned list.

From Reuters ● Jul. 14, 2013

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023