单词 | butorphanol |
释义 | bu·tor·pha·nol ![]() n. A synthetic opioid drug, C21H29NO2, given by injection or nasal spray in its tartrate form to treat pain and to supplement anesthesia. [BUT(YL) + (m)orph(in)an, structural basis of a group of opioids; see DEXTROMETHORPHAN + -OL.] |
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