English Explanatory Dictionary

ephedrine

English dictionary entry

Meanings

noun
  1. A crystalline alkaloid drug C₁₀H₁₅NO obtained from a Chinese ephedra (Ephedra sinica) or synthesized that has the physiological action of epinephrine. It causes constriction of the blood vessels and widening of the bronchial passages and is used in the form of its hydrochloride or sulfate to relieve asthma and hay fever.

Pronunciation

/ˈɛf.ə.dɹiːn/ /ɪˈfɛ.dɹɪn/ /ˈɛf.ə.dɹɪn/ En-us-ephedrine.ogg

Word forms

ephedrine ephedrines

Etymology

From ephedra + -ine.

Derived words

alifedrine cinnamedrine desoxyephedrine -drine etafedrine ethylephedrine mini ephedrine oxyfedrine phenylephedrine pholedrine propylhexedrine pseudoephedrine racephedrine
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