Norpipanone (INN, BAN; Hexalgon) is an opioid analgesic related to methadone which was developed in Germany and distributed in Hungary, Argentina, and other countries. It had originally not been under international control but upon observation of case reports of addiction it was reviewed and shortly thereafter became a controlled substance. In the...
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4,4-Diphenyl-6-(1-piperidyl)-3-hexanone;an analgesic agent. ... (05 Mar 2000) ...
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