- a racemic drug, C9H13N, that stimulates the central nervous system: used chiefly to lift the mood in depressive states and to control the appetite in cases of obesity.
- a synthetic colourless volatile liquid used medicinally as the white crystalline sulphate, mainly for its stimulant action on the central nervous system, although it also stimulates the sympathetic nervous system. It can have unpleasant or dangerous side effects and drug dependence can occur; 1-phenyl-2-aminopropane. Formula: C 6 H 5 CH 2 CH(NH 2)CH 3