Caffeine-phenylethylamine combinations mimic the cocaine discriminative cue.


Twelve male Sprague-Dawley rats were trained in a two-choice, food reinforced, drug discrimination task utilizing 10 mg/kg cocaine and saline as discriminative stimuli. Subjects were tested for stimulus generalization with a wide range of cocaine doses and several dose combinations of caffeine, ephedrine, and phenylpropanolamine (CEP). Caffeine produced… (More)


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