Study confirms gambling link to dopamine drugs

Dopamine drugs used to treat Parkinson's disease and restless legs syndrome carry a high risk of impulse control disorders including pathological gambling and hypersexuality, US researchers warn.

The proportion of adverse events reported for impulsive behaviour was 280 times higher for dopamine receptor agonist drugs compared with all other drugs, according to an analysis of US Food and Drug Administration data.

Predominantly used to treat Parkinson's disease, as