Tosymra (sumatriptan) is a prescription drug used to treat migraine. The drug comes as a nasal spray. You usually use a single dose, which may be repeated two more times in a 24-hour period if needed.

Imitrex (sumatriptan) was the first migraine medication approved to abort an attack. Discover its side effects, benefits, and the various forms it comes in to know if it’s worth trying or (retrying).