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sumatriptan

n. A drug used for the treatment of migraine headaches.

Wikipedia
Sumatriptan

Sumatriptan is a medication used for the treatment of migraine headaches.

It is a synthetic drug belonging to the triptan class. Structurally, it is an analog of the naturally occurring neuro-active alkaloids dimethyltryptamine ( DMT), bufotenine, and 5-methoxy-dimethyltryptamine, with an N-methyl sulfonamidomethyl- group at position C-5 on the indole ring.

Sumatriptan is produced and marketed by various drug manufacturers with many different trade names such as Imitrex, Imigran, Sumatran, Sumatriptanum, and Sumax, also as Treximet as a combination product with naproxen.