You should not breastfeed your child for at least 12 hours after taking sumatriptan. Talk to your doctor if you breastfeed your child. For children: It has not been confirmed that sumatriptan is safe and effective for use in children.
Do not use in people younger than 18 years. This dosage information is for sumatriptan oral tablet. All possible dosages and drug forms may not be included here. Your dosage, drug form, and how often you take the drug will depend on:. It has not been confirmed that sumatriptan is safe and effective for use in children. The kidneys, liver, and heart of older adults may not work as well as they used to. This can cause your body to process drugs more slowly.
As a result, more of a drug stays in your body for a longer time. This increases your risk of side effects. Your doctor may start you on a lowered dose or a different medication schedule. This can help keep levels of this drug from building up too much in your body. Before prescribing sumatriptan, your doctor should also evaluate the condition of your heart if you have certain risks for heart disease.
If you have mild or moderate liver disease, you should not take more than 50 mg of sumatriptan in a single dose. If you have severe liver disease, you should not use sumatriptan at all. However, because drugs affect each person differently, we cannot guarantee that this list includes all possible dosages. Always to speak with your doctor or pharmacist about dosages that are right for you. Sumatriptan oral tablet is used for short-term treatment.
If you take too much: You could have dangerous levels of the drug in your body. Symptoms of an overdose of this drug can include:. If your symptoms are severe, call or go to the nearest emergency room right away. How to tell if the drug is working: Your symptoms of migraine should get better. If your symptoms do not get better at all after taking the drug, talk to your doctor before taking any more of the medication.
A prescription for this medication is refillable. You should not need a new prescription for this medication to be refilled. Your doctor will write the number of refills authorized on your prescription.
Your doctor will monitor your health during your treatment with sumatriptan. They may check your:. You may need to have blood tests during your treatment with sumatriptan.
The cost of these tests will depend on your insurance coverage. These include dizziness, tiredness, feeling sick or weak and shortness of breath. If you feel this way, do not drive a car, ride a bike or operate machinery until you feel OK again. This includes working out what things trigger an attack so you can avoid them.
Keeping a migraine diary can help. If you smoke, it's a good idea to quit. People who smoke seem to have a higher risk of getting cluster headaches. Eating a healthy, balanced diet and avoiding trigger foods or drinks can also help. Page last reviewed: 18 October Next review due: 18 October Sumatriptan On this page About Key facts Who can and cannot take sumatriptan How and when to take it Side effects How to cope with side effects Pregnancy and breastfeeding Cautions with other medicines Common questions.
About Sumatriptan is a medicine to treat migraines and cluster headaches. It belongs to a group of medicines called triptans, or serotonin 5-HT1 agonists.
Take sumatriptan as soon as a migraine or cluster headache starts. The tablets usually work within 30 to 60 minutes. The spray and injection work quicker. Common side effects include feeling or being sick , feeling sleepy or dizzy. Do not take migraine medicines such as ergotamine or other triptans when taking sumatriptan.
To make sure it's safe for you, tell your doctor if you: have had an allergic reaction to sumatriptan or any other medicine in the past have a heart problem such as coronary heart disease , chest pain angina , heart rhythm problems arrhythmia or you've had a heart attack have circulation problems in your legs peripheral vascular disease have had a stroke or "mini stroke" transient ischaemic attack have liver disease or other liver problems have seizures or fits are trying to get pregnant, are already pregnant or breastfeeding are a heavy smoker or use nicotine replacement therapy particularly if you've been through menopause, or if you're a man over the age of 40 have high blood pressure You may be able to use sumatriptan if you've had high blood pressure in the past and it is now well controlled with treatment.
Important If you have a latex allergy, check with your doctor or a pharmacist before having sumatriptan injections. Always follow your doctor's instructions when taking this medicine.
Take your first dose as soon as the pain starts. Tablets for migraine only Swallow the tablet whole with a drink of water. Do not chew or crush it. The usual dose is 50mg. But some people may be prescribed mg. Injections migraine or cluster headache Read the instructions that come with your medicine to find out how to use the pre-filled syringe auto-injector and how to get rid of it safely afterwards.
The medicine generally works in 10 to 15 minutes. If your headache improves but then comes back, you can inject another dose after 1 hour. Nasal spray migraine or cluster headache Read the instructions that come with your medicine to find out how to use the single-use nasal spray. Blow your nose if it feels blocked or if you have a cold. Place your finger over 1 nostril. Spray the medicine into the other nostril and breathe in gently at the same time. The nasal spray usually works within 15 minutes.
If your headache improves but then comes back, you can have another dose after 2 hours. Important Do not have more than 2 injections, or 2 doses of nasal spray, or more than mg of tablets in 24 hours.
What if I take too much? Urgent advice: Contact for advice now if:. Take the sumatriptan packet or leaflet inside it plus any remaining medicine with you. Common side effects These common side effects happen in more than 1 in people.
Talk to your doctor or pharmacist if these side effects bother you or last more than a few days: feeling or being sick nausea or vomiting feeling dizzy, unsteady on your feet or tired feeling hot or cold, face flushes red With the nasal spray: irritation or burning in your nose or throat nosebleeds bad taste in your mouth With the injections: bruising or swelling where you gave yourself the injection bleeding where you gave yourself the injection Serious side effects It happens rarely, but some people have serious side effects when taking sumatriptan.
Do not take any more sumatriptan and tell a doctor straight away if you get continued or increasing: tightness or tingling in your face, arms, legs or chest unusual feelings of heaviness in your face, arms, legs or chest feelings of warmth or cold in your face, arms, legs or chest These feelings usually don't last for long. Serious allergic reaction In rare cases, it's possible to have a serious allergic reaction anaphylaxis to sumatriptan. These are not all the side effects of sumatriptan.
For a full list, see the leaflet inside your medicines packet. Information: You can report any suspected side effect to the UK safety scheme. What to do about: feeling or being sick nausea or vomiting — these side effects may be due to the migraine itself. If you feel able to eat, stick to simple meals and do not eat rich or spicy food. To provide you with the most relevant and helpful information and to understand which information is beneficial, we may combine your e-mail and website usage information with other information we have about you.
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