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).

Tosymra (sumatriptan) can cause side effects ranging from mild to serious. More common side effects include tingling and dizziness. If Tosymra’s side effects become difficult to tolerate, talk with ...