Dr. Marty Hinz and his associates emphasize the effect dopamine has on serotonin and its depletion by competitive inhibition. For those who haven't read it, here is the link again.

http://www.neurosciencemyths.com/Par...;s-disease.htm

I am about a month into the program but it can take 6 months of weekly testing to balance the neurotransmitters. Once balanced, they say, symptoms abate, side effects are no longer a problem, and progression slows drastically or stops. We'll see.