Mechanism of action of Tolcapone is –
Correct Answer: COMT inhibitor
Description: Ans. is 'b' i.e., COMT inhibitor Note: Clorgyline is a MAO A inhibitor not MAO BDrugs for parkinsonism|||Increasing brain dopaminergic activityDecreasing brain cholinergic activity* Dopamine precursor - Levodopa* Periphera decarboxylase inhibitors - Carbidopa, Benserazide* Dopaminergic agonists - Bromocriptine, Ropinirole, Pramipexal, Rotigotine* MAO-B inhibitor - Selegiline* COMT inhibitor - Entacapone, Tolcapone* Dopamine facilitator - Amantidine* Central anticholinergic - Trihexyphenidyl (Benzhexol), Procyclidine, Biperiden.* Antihistaminic - Orphenadrine, promethazine. MAO inhibitors1. Nonselective - Tranylcypromine, phenelzine, isocarboxazid.2. Selective MAO-A - Moclobemide, clorgyline (used in depression)3. Selective MAO-B - Selegiline (used in parkinsonism).
Category:
Pharmacology
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now