Dopamine receptor agonists are medicines used to treat the symptoms of Parkinson’s disease. Patients who take them, however, may find themselves having trouble with impulse control.

U.S. Food and Drug Administration officials have warned that a drug primarily used to treat symptoms associated with Parkinson's disease may increase the risk of heart failure.

Patients with Parkinson's Disease often suffer from depression. One drug that treats a number of Parkinson's physical symptoms may also help with some of the emotional complications of the disease.

Earlier this year, a French man claimed that the drugs he was taking for Parkinson's disease made him addicted to gambling. Adding support to these claims, a new study shows that Parkinson's drugs can lead to impulse control problems.