This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Central Nervous system, Subject name: Pharmacology
Drug of choice for acute severe migraine is 
Select and explain. 
A. NSAID, B. Beta blockers, C. Sumatriptan, D. Caffeine
C: Sumatriptan
Answer: C: Sumatriptan 
Explanation: Acute migraine is a general term for migraines that aren't diagnosed as chronic. Another name for this type is episodic migraine.People who have episodic migraines have headachesup to 14 days a month. Thus, people with episodic migraines have fewerheadaches a month than people with chronic ones. Triptans are drugs of choice for severe migranes along with NSAIDs . Ref: KD Tripathi 8th ed.