Lack of facial expression may be a sign of depression . Reflexes are essentially normal. Tests are not usually specific for Parkinson's, but they may be required to rule out other disorders that cause similar symptoms. There is no known cure for Parkinson's disease. Treatment is aimed at controlling the symptoms.
Medications control symptoms primarily by controlling the imbalance between the transmitters.
The medications used vary, depending on the case. The type of medication, the dose, and the amount of time between doses, or the combination of medications used may need to be adjusted as symptoms change. Many of the medications can cause severe side effects, so monitoring and follow-up by the health care provider is important. Deprenyl may be started early in the disorder to slow progression of symptoms and reduce the need for other medications. Levodopa is a medication that the body converts to dopamine .