Finally, on February 20, 1792, President Washington formally created the U.S. Postal Service with the signing of the Postal Service Act, which outlined in detail Congressional power to establish official mail routes.
The two concerns are firstly that Haldol (like all other antipsychotics) can cause tardive dyskinesia and as that is clinically related to Parkinson's this is an express concern with people with Parkinson's.
Side effects of some drugs, especially those that affect dopamine levels in the brain such as anti-psychotic or anti-depressant medication, can actually cause symptoms of Parkinsonism. Although tremor and postural instability may be less severe, this condition may be difficult to distinguish from Parkinsonâs disease.