to study the role played by opiate mechanisms in the tolerance to the anorectic effects of amphetamines , the influence of chronic treatment with d,1-amphetamine ( amph ) on the effects of the selective kappa opiate agonist u50488h ( u50 ) , of morphine ( morph ) and of diazepam ( dzp ) on food and water intake was evaluated in rats .
C0002667
amphetamines
C0002658
amphetamine