[Characteristics of university students using stimulants for cognitive enhancement: a pilot study].

Objective: Little is known regarding characteristics of subjects using substances exclusively for the purpose of pharmacological neuroenhancement (PN). Aim of this pilot study was to characterize students in Germany who use methylphenidate (MPH) and/or amphetamines (AMPH) for PN.

Methods: Semi-structured interviews among 20 students who reported the use of MPH/AMPH for PN and 20 matched controls.