Butorphanol |
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| 17-(Cyclobutylmethyl)morphinan-3,14-diol; Apo-Butorphanol; Apotex Brand of Butorphanol Tartrate; BC-2627; Beforal; Bristol-Myers Squibb Brand of Butorphanol Tartrate; Butorphanol Tartrate; Cephalon Brand of Butorphanol Tartrate; Dolorex | |
| A synthetic morphinan analgesic with narcotic antagonist action. It is used in the management of severe pain. | |