Antiparkinson agents aim to replace dopamine either by drugs that release dopamine or those that mimic the action of dopamine. Parkinson's disease is a degenerative disorder of movement that occurs due to dopamine deficiency in the basal ganglia. Antiparkinson agents attempt to replace dopamine and treat or halt the symptoms such as tremor, hypokinesia, and so on.

Drug classes:

• anticholinergic antiparkinson agents
• dopaminergic antiparkinsonism agents
• miscellaneous antiparkinson agents