If sumatriptan isn’t working for your migraine symptoms, consider trying a different form of the medication, such as a nasal spray or injection. These options may be more effective as you absorb them ...

Your doctor may recommend Imitrex to treat migraine that occurs with or without an aura. Imitrex injections may also be used to treat cluster headaches. There are some limitations of use for Imitrex.

Imitrex (sumatriptan) is a brand-name drug that’s prescribed for migraine and cluster headaches in adults. As with other drugs, Imitrex can cause side effects, such as dizzy spells. Imitrex is ...