Pharmacology- Parkinsonism- Anti Parkinsonian drugs -CNS MADE EASY!

Parkinson's disease is a brain disorder that leads to shaking, stiffness, and difficulty with walking, balance, and coordination. Parkinson's symptoms usually begin gradually and get worse over time. As the disease progresses, people may have difficulty walking and talking.
What is Parkinsonism?
Classic triad of symptoms
Types of Dopamine receptors and their location.
How these classic symptoms are manifested?
Why we give COMT inhibitors and peripheral AAAD inhibitors along with Levodopa?
Why give MAO-B inhibitors?
Classification of different anti Parkinsonian drugs.
Drugs acting on Dopaminergic system
Drugs acting on Cholinergic System
Side effects