Time it takes to start working: Process starts immediately after consuming the pill.
Generic Imitrex treats migraine headaches resulting due to the decreased serotonin levels in the body. Sumatriptan as you know is the primary ingredient of Generic Imitrex helps to boost the serotonin levels in your body further treating migraine attacks. The medicine compresses blood vessels across your brain and stops the decreasing serotonin levels. It treats migraine headaches that occur due to dilation of blood vessels in your head. The drug comes under the Triptans drug category. Note that Triptans are accountable to increase the serotonin levels. Further, the medicine obstructs pain signals forwarded through the hormones that trigger migraine attacks. These attacks further reduce pro inflammatory hormones that cause severe headache. In other words, Generic Imitrex thwarts pain signals or indications from reaching your brain. The medicine also treats cluster headaches by reducing the activities of trigeminal nerve.