title: Stress induced alteration of opiate withdrawal.
mesh_terms: D000818:Animals; D001835:Body Weight / Q000187:drug effects; D006801:Humans; D008297:Male; D009020:Morphine / Q000009:adverse effects*; D009271:Naltrexone / Q000494:pharmacology; D051381:Rats; D011919:Rats, Inbred Strains; D013312:Stress, Physiological / Q000150:complications*; D013375:Substance Withdrawal Syndrome / Q000209:etiology*
chemical_list: D009271:Naltrexone; D009020:Morphine