Lexic.us

Definition of Ephedrine

1. Noun. White odorless powdered or crystalline alkaloid from plants of the genus Ephedra (especially Ephedra sinica) or made synthetically; used as a bronchodilator to treat bronchitis and asthma.

Definition of Ephedrine

1. Noun. An alkaloid, found in some species of Ephedra shrubs (or prepared synthetically), used as a sympathomimetic drug. ¹

¹ Source: wiktionary.com

Definition of Ephedrine

1. [n -S]

Medical Definition of Ephedrine

1. An alpha- and beta-adrenergic agonist that may also enhance release of norepinephrine. It has been used in the treatment of several disorders including asthma, heart failure, rhinitis, and urinary incontinence, and for its central nervous system stimulatory effects in the treatment of narcolepsy and depression. It has become less extensively used with the advent of more selective agonists. Pharmacological action: adrenergic alpha-agonists, adrenergic beta-agonists, adrenergic agents, appetite depressants, bronchodilator agents, central nervous system stimulants, sympathomimetic, vasoconstrictor agents. Chemical name: Benzenemethanol, alpha-(1-(methylamino)ethyl)-, (R-(R*,S*))- (12 Dec 1998)

Lexicographical Neighbors of Ephedrine

Literary usage of Ephedrine

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Plant Alkaloids by Thomas Anderson Henry (1913)
"On acetylation ephedrine is converted into ^-ephedrine (see below), so that both give the same acetyl derivative.7 A number of ..."

2. A Dictionary of Applied Chemistry by Thomas Edward Thorpe (1912)
"1910, 25, 077-078); while tho alcohol produced from ^-ephedrine by Hofmann's degradation is converted by repeated distillation into that from ephedrine ..."

3. A Dictionary of Applied Chemistry by Thomas Edward Thorpe (1921)
"Both bases are poisonous and ephedrine hydrochloride has been used as a mydriatic ... The name ephedrine has also been applied by Spehr to a crystalline ..."

4. Proceedings of the American Pharmaceutical Association at the Annual Meeting by American Pharmaceutical Association, National Pharmaceutical Convention (1905)
"Nagai having (in 1890) obtained from ephedrine by prolonged heating of the base with hydrochloric acid at 180° C., a new base, melting at 114° C., ..."

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