Imitrex (SUMATRIPTAN) is a cerebral vasoconstrictor used to relieve migraine headache attacks as they occur. This medicine belongs to a group of medicines also known as "triptans". This medicine will not prevent or reduce the number of attacks you experience. This medicine may be used to treat other conditions as determined by your doctor.
Imitrex also marketed as:
Imigran, Formigran, Sumatriptan, Sumax.