Treatment Guidelines from The Medical Letter
				
			FROM
ISSUE101
   				ISSUE101
January 1, 2011
                		
                	Drugs for Parkinson's Disease
					
					
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Drugs for Parkinson's Disease
January 1, 2011 (Issue: 101)
					Parkinson’s disease (PD) is caused primarily by progressive
degeneration of dopamine-containing neurons
in the substantia nigra. Dopamine itself cannot be
used to treat PD because it does not cross the blood-brain
barrier.
 
        			
        			
					
					
					
					The Medical Letter is a subscriber-funded nonprofit organization that publishes critical appraisals of new prescription drugs and comparative reviews of drugs for common diseases.
					