Because dopamine itself does not naturally cross into the brain, it is often administered as levodopa (or L- Dopa), which passes into the brain where

Over time and with the progression of the disease, Parkinson’s disease treatments can become less effective, and new symptoms may appear that do not respond

  If you begin to notice that your Parkinson’s disease medication is not working as well as it used to, share these observations with your

Levodopa remains the cornerstone of any long-term Parkinson’s disease treatment plan. However, its ability to control the symptoms of Parkinson’s can become reduced over the

  The continuing goal is to provide therapies that will help people with Parkinson’s to manage their disease in the best way possible. Researchers and