Term: ephedrine
IPA: ˈɛf.ə.dɹiːn, ɪˈfɛ.dɹɪn

{{also|éphédrine}}
==English==
{{wp}}

===Etymology===
{{ety|en|:af|ephedra|-ine|text=+|tree=1}}

===Pronunciation===
* {{IPA|en|/ˈɛf.ə.dɹiːn/|a=RP}}
* {{IPA|en|/ɪˈfɛ.dɹɪn/|/ˈɛf.ə.dɹɪn/|a=GA}}
*: {{audio|en|En-us-ephedrine.ogg|a=GenAm}}

===Noun===
{{en-noun|~}}

# {{lb|en|biochemistry|pharmaceutical drug}} A [[crystalline]] [[alkaloid]] drug C<sub>10</sub>H<sub>15</sub>NO obtained from a [[Chinese]] [[ephedra]] ({{taxlink|Ephedra sinica|species}}) or [[synthesize]]d that has the [[physiological