Pharmacology What is the rationale for combining levodopa with carbidopa A Carbidopa stimulates dopamine receptors B Carbidopa increases levodopa entry into CNS by inhibiting peripheral dopa decarboxylase C Carbidopa enhances levodopa absorption D Carbidopa blocks peripheral COMT 💡 Explanation What is the rationale for combining levodopa with carbidopa ✓ Correct Answer: B. Carbidopa increases levodopa entry into CNS by inhibiting peripheral dopa decarboxylase