Among persons who had never been prescribed medication to treat ADHD, friends or family members were the most common source. Productivity was the most frequently endorsed reason for NMU [non-medical use]. Alcohol was the substance most commonly used in combination with ADHD drugs…
See, if you just say that the drug use was “non-medical,” then it automatically means addiction.
Because most prescription ADHD medications currently are highly regulated, policy options for supply-side reduction of nonmedical use may include identifying those medications with lower abuse liability for inclusion on insurance formularies.