Definition of Levallorphan
1. Noun. Drug (trade name Lorfan) that is related to morphine but that counteracts the respiratory depression produced by morphine poisoning but without affecting its analgesic effects.
Medical Definition of Levallorphan
1.
An opioid antagonist with properties similar to those of naloxone; in addition it also possesses some agonist properties. It should be used cautiously; levallorphan reverses severe opioid-induced respiratory depression but may exacerbate respiratory depression such as that induced by alcohol or other non-opioid central depressants.
Pharmacological action: narcotic antagonists.
Chemical name: Morphinan-3-ol, 17-(2-propenyl)-
(12 Dec 1998)
Lexicographical Neighbors of Levallorphan
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