Nov 1, 2025 · Sumatriptan is used to treat acute migraine headaches in adults. It is not used to prevent migraine headaches and is not used for cluster headaches. Sumatriptan works in the …

Jul 6, 2024 · Find patient medical information for Sumatriptan on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user ratings

Jun 5, 2025 · Sumatriptan works by activating 5-HT receptors, which causes blood vessels to narrow, reducing pain signals and the sensitivity of pain receptors. Sumatriptan is one of the …

Feb 12, 2025 · Sumatriptan oral tablets (Imitrex) are used to treat migraine episodes. Learn about side effects, warnings, dosage, and more.

Sumatriptan, sold under the brand name Imitrex among others, is a medication used to treat migraine headaches and cluster headaches. [4][1] It is taken orally, intranasally, or by …

Sumatriptan is indicated for the acute treatment of migraine, with or without aura, and the acute treatment of cluster headache. Learn about side effects, drug interactions, dosages, warnings, …

Sumatriptan is in a class of medications called selective serotonin receptor agonists. It works by narrowing blood vessels in the head, stopping pain signals from being sent to the brain, and …

Find out how sumatriptan treats migraines and cluster headaches, and how to take it. NHS medicines information on sumatriptan – what it's used for, side effects, dosage and who can …

Sumatriptan treats migraines but doesn’t prevent them. It blocks pain signals in your brain and narrows blood vessels to reduce your symptoms.

Sep 19, 2025 · Easy-to-read patient tips for sumatriptan covering how it works, benefits, risks, and best practices.