mobility aid
Treatment for Cluster Headache
Sumatriptan, when administered via subcutaneous injection or nasal spray for Cluster Headache, acts as a selective 5-HT1B/1D receptor agonist that causes vasoconstriction of cranial blood vessels and inhibits neurogenic inflammation. This mechanism rapidly reduces pain and associated symptoms by targeting serotonin receptors in the trigeminal system, providing quick relief during acute cluster headache episodes.