to evaluate whether the novel antidepressant paroxetine has any possible amphetamine-like actions , rats were trained to discriminate ( + ) -amphetamine sulphate in a standard two lever operant drug discrimination ( dd ) procedure using a fixed ratio 10 schedule of food reinforcement with a quantal , lever selection , index of the amphetamine stimulus .
C0282051
amphetamine
C0002658
amphetamine