3 treatment with normorphine ( 50 mg/kg ) potentiated the corticosteroid response to ether stress whilst pentazocine ( 20 mg/kg ) , naltrexone ( 10 mg/kg ) , morphine ( 24 mg/kg ) , levorphanol ( 20 mg/kg ) and naloxone ( 50 mg/kg ) prevented the stress-induced elevation of plasma corticosteroids .
C0027360
naltrexone
C0027358
naloxone