. "103658373"^^ . "03658373-n"^^ . "levallorphan"@en-us . . "Lorfan"@en-us . . . . . "0"^^ . "levallorphan"^^ . . . . "0"^^ . . . "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"@en-us . . "103522053"@en-us .