Almotriptan för migrän
Granskad av Sid DajaniSenast uppdaterad av Michael Stewart, MRPharmSSenast uppdaterad 5 apr 2025
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Almotriptan is used to treat migraine headaches. Take one tablet as soon as you start to feel the head pain develop. Do not take it before the headache begins (for example, during the 'aura phase'), as it may be less effective.
Almotriptan can make you feel tired or sleepy. If this happens, do not drive and do not use tools or machines.
Your chest may feel tight or 'heavy' after taking almotriptan. These sensations do not usually last for long, but if they continue or become intense, do not take any more almotriptan tablets, and let your doctor know as soon as possible.
Överblick
Almotriptan is a triptan medicine used to treat migraine attacks.
It works by stimulating serotonin receptors in the brain to ease migraine symptoms.
Take one tablet as soon as the headache phase develops.
Do not take more than two tablets in 24 hours.
Do not take it if you have certain heart conditions or high blood pressure.
Possible side-effects include feeling tired, sleepy, or sick.
Seek medical advice if you experience chest tightness or heaviness after taking it.
About almotriptan
Typ av medicin | A triptan (also known as a 5HT1-receptor agonist) |
Används för | Treatment of a migraine attack |
Tillgänglig som | Tabletter |
In people with migrän, it is thought that some chemicals in the brain increase in activity and as a result parts of the brain then send out confused signals which result in the symptoms of headache and sickness. Why people with migraine should develop these chemical changes is not clear, but for some people there may be things which trigger an attack, like certain foods or drinks.
Almotriptan belongs to a class of medicines known as 5HT1-receptor agonists. They are also known simply as triptans. Triptans work by stimulating the receptors of a natural substance in the brain called serotonin (also called 5HT). This eases the symptoms of a migraine attack.
Almotriptan is effective in relieving migraine attacks once an attack has started, but it does not help prevent headaches or migraine attacks from starting.
Before taking almotriptan
Some medicines are not suitable for people with certain conditions, and sometimes a medicine can only be used if extra care is taken. For these reasons, before you start taking almotriptan it is important that your doctor knows:
If you are aged over 65 years or under 18 years.
Om du är gravid eller ammar.
If you have a heart condition, angina, or if you have ever had a heart attack.
Om du har högt blodtryck.
If you have circulation problems caused by a condition called peripheral arterial disease.
If you have ever had a stroke or a transient ischaemic attack (also referred to as a TIA or a 'mini-stroke').
Om du har några problem med hur din lever fungerar, eller om du har några problem med hur dina njurar fungerar.
If you have ever had an allergic reaction to a medicine. It is particularly important that you tell your doctor if you have ever had a bad reaction to a sulfonamide medicine used to treat an infection.
Om du tar eller använder några andra läkemedel. Detta inkluderar alla läkemedel du tar som finns att köpa utan recept, samt växtbaserade och komplementära läkemedel.
How to take almotriptan
Before you start the treatment, read the manufacturer's printed information leaflet from inside the pack. It will give you more information about almotriptan, and will also provide you with a full list of the side-effects which you could experience from taking it.
Take almotriptan exactly as your doctor tells you to. Take one tablet as soon as the headache phase develops. If your migraine at first improves but then comes back, you may take a second tablet, providing it is at least two hours after the initial dose. Do not take more than two tablets in 24 hours. If the first tablet has no effect, do not take a second dose for the same attack, as it is unlikely to work.
Swallow the tablet with a drink of water. You can take almotriptan whether or not you have recently eaten.
Få ut det mesta av din behandling
Almotriptan is used to treat headache pain during a migraine attack, not to stop the pain from coming on. You should wait until the headache (pain) is just beginning to develop, rather than taking it at the aura stage or when you feel that a migraine may be developing. Triptans probably work much less well if taken too early on in an attack.
Some people may benefit from taking a non-steroidal anti-inflammatory painkiller (such as naproxen) in addition to almotriptan. Your doctor will advise you about this if it is recommended for you. Do not take migraine treatments such as other triptans or ergotamine at the same time as almotriptan.
If you find that almotriptan does not relieve your migraine, make an appointment to discuss this with your doctor, as a different triptan medicine may be more effective for you.
It may help to keep a migraine diary. Note down when and where each migraine attack started, what you were doing, and what you had eaten that day. A pattern may emerge and it may be possible for you to avoid some of the things that trigger your migraine attacks.
Almotriptan is used to treat migraine attacks once the pain has started, but there are other medicines available that may help to reduce the number of migraine attacks. If you have migraines frequently, discuss this with your doctor.
Some people who get frequent migraine attacks are in fact getting medication-induced headache. Medication-induced headache (also called medication-overuse headache) is caused by taking painkillers or triptans too often. If you use almotriptan or painkillers on more than two days a week on a regular basis, you may be at risk of this. You should talk with your doctor if you suspect it.
Can almotriptan cause problems?
Along with their useful effects, most medicines can cause unwanted side-effects although not everyone experiences them. The table below contains some of the most common ones associated with almotriptan. You will find a full list in the manufacturer's information leaflet supplied with your medicine. The unwanted effects often improve as your body adjusts to the new medicine, but speak with your doctor or pharmacist if any of the following continue or become troublesome.
Common almotriptan side-effects (these affect fewer than 1 in 10 people) | Vad kan jag göra om jag upplever detta? |
Feeling tired, sleepy or dizzy | If this happens, do not drive and do not use tools or machines |
Feeling sick (nausea) or being sick (vomiting) | Stick to simple foods and drinks |
Viktigt: after taking a triptan, some people can feel intense tightness or heaviness, particularly in the throat or chest. If this happens to you, do not take any further doses of this medicine and speak with your doctor about it as soon as possible.
Om du upplever några andra symtom som du tror kan bero på tabletterna, tala med din läkare eller apotekare för vidare råd.
How to store almotriptan
Förvara alla läkemedel utom räckhåll och synhåll för barn.
Förvara på en sval, torr plats, borta från direkt värme och ljus.
Viktig information om alla läkemedel
Viktig information om alla läkemedel
Ta aldrig mer än den föreskrivna dosen. Om du misstänker att du eller någon annan kan ha tagit en överdos av denna medicin, gå omedelbart till akutmottagningen på ditt lokala sjukhus. Ta med behållaren, även om den är tom.
Denna medicin är för dig. Ge den aldrig till andra människor även om deras tillstånd verkar vara detsamma som ditt.
Om du ska genomgå en operation eller någon tandbehandling, informera den som utför behandlingen om vilka mediciner du tar.
Behåll inte föråldrade eller oönskade mediciner. Ta dem till ditt lokala apotek som kommer att ta hand om dem åt dig.
Om du har några frågor om denna medicin, fråga din apotekare.
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Vanliga frågor
What is the appropriate timing for taking almotriptan during a migraine attack?
You should take almotriptan as soon as the headache phase starts. It is not recommended to take it during the 'aura' stage or when you only feel a migraine might be developing, as taking it too early may make it less effective.
Can almotriptan be used to prevent migraine attacks?
No, almotriptan is used for treating an existing migraine attack. It does not prevent headaches or migraine attacks from starting. If you experience frequent migraines, you should discuss other preventative medicines with your doctor.
What should I do if the first tablet of almotriptan doesn't help my migraine?
If the first tablet of almotriptan has no effect on your migraine, you should not take a second dose for the same attack, as it is unlikely to work. You should speak with your doctor if you find that almotriptan does not relieve your migraine attacks, as a different triptan medicine might be more effective for you.
Is it safe to use other painkillers with almotriptan?
Some people may benefit from taking a non-steroidal anti-inflammatory painkiller (such as naproxen) in addition to almotriptan, but your doctor will advise if this is recommended for you. You should not take other migraine treatments like other triptans or ergotamine at the same time as almotriptan to avoid potential risks.
What is medication-induced headache and how does it relate to almotriptan?
Medication-induced headache, also known as medication-overuse headache, can occur if you use painkillers or triptans like almotriptan too often. If you find yourself using almotriptan or painkillers more than two days a week on a regular basis, you might be at risk. It's important to discuss this with your doctor if you suspect you are experiencing it.
Vidare läsning och referenser
- Manufacturer's PIL, Almotriptan 12.5 mg Film-coated Tablets; Zentiva electronic Medicines Compendium. Dated November 2022.
- Mediciner Komplett BNF 89:e Utgåvan; Brittiska Läkarföreningen och Kungliga Farmaceutiska Sällskapet i Storbritannien, London.
Om författarenVisa fullständig biografi

Michael Stewart, MRPharmS
Ansvarig för granskning av medicinbroschyrer – Konsult, Apotekare
BPharm (Hons), MRPharmS
Michael är en apotekare som arbetar i Midlands och South Yorkshire med mer än 20 års erfarenhet av att ge råd om läkemedel och medicinska tillstånd. Han har en stark bakgrund inom vårdutbildning och har producerat och levererat utbildningskurser för apoteksteam och personal inom vårdboenden, inklusive sjuksköterskor. Han har också bidragit till apoteksrådgivande styrelser för hantering av mindre allvarliga tillstånd i samhället.
Om recensenten

Sid Dajani
Sultan Dajani tog examen vid London School of Pharmacy 1994 och blev den yngsta valda medlemmen i Royal Pharmaceutical Society-rådet sedan dess grundande 1842.
Artikelhistorik
Informationen på denna sida är skriven och granskad av kvalificerade kliniker.
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Nästa granskning: 5 apr 2028
5 apr 2025 | Senaste versionen

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