Generic imitrex is the excellent oral therapy for the treatment of migraine headache. It treats and abates the pain caused by migraine when the aura is present or absent. This medicament does not prevent the headache. It is also useful in reducing nausea, cluster headaches and light sensitivity. The chemical used in the making of the drug is Sumatriptan that belongs to the triptan class of drugs. It works by reducing the substance that triggers the headache and pain caused by migraine. This medication doesn’t reduce the frequency of the headache.

Generic imitrex has been approved by the Food and Drug Administration in the year 1992. This medication works by contracting the blood vessels in the brain and also by abating the pain signal transmission by nerves to the brain. You must consult with your doctor before using this drug as excess usage lead to negative effects on health.