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/bjuˈtɔɹ.fəˌnɔl/ · noun
(pharmacology) A synthetic analgesic and antitussive opioid drug (trademark Stadol) administered in the form of its tartrate C₂₁H₂₉NO₂·C₄H₆O₆ as a nasal spray or by injection especially for the relief of pain..
Use butorphanol when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Butorphanol means (pharmacology) A synthetic analgesic and antitussive opioid drug (trademark Stadol) administered in the form of its tartrate C₂₁H₂₉NO₂·C₄H₆O₆ as a nasal spray or by injection especially for the relief of pain..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use butorphanol where its definition matches the intended context.
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