英语词汇“ephedrine”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

ephedrine

/ˈɛfədriːn

noun [mass noun] Medicine

A crystalline alkaloid drug obtained from some ephedras. It causes constriction of the blood vessels and widening of the bronchial passages, and is used to relieve asthma and hay fever.

Chemical formula: C₁₀H₁₅NO.

He studied the tissue distribution and metabolism of caffeine, amphetamines, ephedrine, and narcotic drugs....

A 43 year old general practitioner had had juvenile asthma requiring regular ephedrine.
If the medicines aspirin, ephedrine, and morphine were once botanicals, how did they get to be tested and marketed as drugs?

Origin

Late 19th century: from ephedra + -ine⁴.

单词	ephedrine
释义	ephedrine /ˈɛfədriːn / noun [mass noun] Medicine A crystalline alkaloid drug obtained from some ephedras. It causes constriction of the blood vessels and widening of the bronchial passages, and is used to relieve asthma and hay fever. Chemical formula: C₁₀H₁₅NO. He studied the tissue distribution and metabolism of caffeine, amphetamines, ephedrine, and narcotic drugs.... A 43 year old general practitioner had had juvenile asthma requiring regular ephedrine. If the medicines aspirin, ephedrine, and morphine were once botanicals, how did they get to be tested and marketed as drugs? Origin Late 19th century: from ephedra + -ine⁴.
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