title: Effect of morphine on rectal temperature after acute and chronic treatment in the rat.
mesh_terms: D000315:Adrenalectomy; D000818:Animals; D001831:Body Temperature / Q000187:drug effects*; D004361:Drug Tolerance; D008297:Male; D009020:Morphine / Q000494:pharmacology*; D009271:Naltrexone / Q000494:pharmacology; D051381:Rats; D013997:Time Factors
chemical_list: D009271:Naltrexone; D009020:Morphine