Interactional studies with sodium valproate and naloxone.
D000818:Animals; D001522:Behavior, Animal / Q000187:drug effects*; D008297:Male; D009270:Naloxone / Q000494:pharmacology*; D051381:Rats; D014635:Valproic Acid / Q000037:antagonists & inhibitors* / Q000494:pharmacology
D009270:Naloxone; D014635:Valproic Acid