Effect of tetrabenazine on morphine analgesia in rats.
D000698:Analgesia; D000818:Animals; D004357:Drug Synergism; D009020:Morphine / Q000008:administration & dosage / Q000494:pharmacology*; D051381:Rats; D013747:Tetrabenazine / Q000494:pharmacology*
D009020:Morphine; D013747:Tetrabenazine