Imitrex, also known by its chemical name sumatriptan, is a medication indicated for the treatment of migraines and cluster headaches. It is available in tablet and nasal spray formulations, under different commercial names, and it belongs to the triptan class of drugs. Imitrex works by narrowing blood vessels in the brain and reducing the release of certain substances that cause pain and inflammation. It is widely prescribed to alleviate the symptoms associated with migraines and cluster headaches, such as severe headache, nausea, and sensitivity to light and sound.

Price of Imitrex

Imitrex costs between £3.39 and £7 per pills. It depends on the size of the pack and the amount of active ingredient (10 or 120 mg).

SKU: Imitrex Category:

Imitrex, also known as Sumatriptan, is a medication primarily used for the treatment of migraines and cluster headaches. It belongs to a class of drugs called triptans, which work by narrowing blood vessels in the brain and reducing pain signals. Imitrex is available in various forms, including oral tablets, nasal spray, and injection.

Imitrex is effective in relieving migraine symptoms such as headache, nausea, sensitivity to light and sound, and other associated symptoms. It is not a preventive medication and does not reduce the frequency or severity of migraine attacks.


Imitrex should not be used if you:

  • Are allergic to Sumatriptan or any other ingredients in the medication
  • Have a history of heart disease, angina, or heart attack
  • Have uncontrolled high blood pressure
  • Have a history of stroke or transient ischemic attack (TIA)
  • Are taking certain medications, including ergotamine or MAO inhibitors

Potential Side Effects

Common side effects of Imitrex may include:

  • Nausea or vomiting
  • Dizziness or lightheadedness
  • Injection site reactions (for the injectable form)
  • Flushed or warm sensation
  • Feeling of heaviness or pressure

Serious side effects are rare but may include chest pain, irregular heartbeats, shortness of breath, severe allergic reactions, or serotonin syndrome (symptoms include agitation, hallucinations, rapid heartbeat, fever, muscle stiffness). If any of these symptoms occur, seek medical attention immediately.

Proper Use

Imitrex should be taken as soon as possible after the onset of migraine symptoms. The usual recommended dose for adults is 25mg to 100mg taken orally, with a maximum daily dose of 200mg. If the migraine symptoms persist or return after an initial dose, a second dose can be taken after 2 hours.

If a dose is missed, it should be taken as soon as remembered. However, the total daily dose should not exceed 200mg. Do not take double or extra doses to make up for a missed dose.

In case of an overdose, seek medical attention immediately. Symptoms of an overdose may include seizures, severe dizziness, slow breathing, or loss of consciousness.

Drug Combinations

Imitrex may interact with other medications, including:

Drug Interaction
Ergotamine Increased risk of blood vessel constriction and side effects
MAO inhibitors Increased risk of serotonin syndrome
Selective serotonin reuptake inhibitors (SSRIs) Increased risk of serotonin syndrome
Anti-depressants Potential interaction leading to serotonin syndrome
Propranolol Increase in blood levels of Imitrex

The Answers You Need

  • 1. Can Imitrex be used to prevent migraines?
  • No, Imitrex is not a preventive medication and should only be used for the treatment of acute migraine attacks.
  • 2. Can I take Imitrex if I have a history of heart problems?
  • Individuals with a history of heart disease, angina, or heart attack should not take Imitrex.
  • 3. What are the available forms of Imitrex?
  • Imitrex is available in oral tablet, nasal spray, and injectable forms.
  • 4. Can I take Imitrex if I am pregnant or breastfeeding?
  • It is recommended to consult with your doctor before taking Imitrex if you are pregnant or breastfeeding.
  • 5. Can I drive or operate machinery after taking Imitrex?
  • Imitrex may cause dizziness or drowsiness. If you experience these side effects, avoid driving or operating machinery until they subside.

100mg, 25mg, 50mg

Active ingredient


10 pills, 120 pills, 20 pills, 30 pills, 60 pills, 90 pills


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