Observations on the use of the opiate antagonists nalorphine and levallorphan.
D006801:Humans; D007977:Levallorphan; D009022:Morphine Derivatives; D009269:Nalorphine / Q000494:pharmacology*; D009892:Opium / Q000037:antagonists & inhibitors*
D009022:Morphine Derivatives; D007977:Levallorphan; D009892:Opium; D009269:Nalorphine
MORPHINE/derivatives; NALORPHINE/effects; OPIUM/antagonists