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Related to levallorphan: Lorfan, levallorphan tartrate
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Noun1.levallorphan - 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
drug - a substance that is used as a medicine or narcotic
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Dextromethorphan DM, dextrorphan DOR, 3-methoxymorphinan 3MM, levallorphan (internal standard, IS) and [beta]-glucoronidase (Type IX-A) were purchased from Sigma Chemical Corp.
After cooling, 500 [micro]L of sodium carbonate buffer (1 M, pH 9.2) and 200 [micro]L of internal standard (5 [micro]M levallorphan in distilled water) were added.