Med Check: Carbidopa/levodopa: A winning combinationBridget R. Roberts RNBC
for Parkinson symptoms.Levodopais combined with aperipheral decarboxylase inhibitor(carbidopa); this combination reduces thedecarboxylationof levodopa to dopamine outside of the blood-brain barrier, thereby allowing more-efficient dosing of levodopa. Before this drug combination, high doses of levodopa ...