くすりのしおり

Injection
Revised: 8/2021

The information on this sheet is based on approvals granted by the Japanese regulatory authority. Approval details may vary by country. Medicines have adverse reactions (risks) as well as efficacies (benefits). It is important to minimize adverse reactions and maximize efficacy. To obtain a better therapeutic response, patients should understand their medication and cooperate with the treatment.
Brand name :
IMIGRAN Injection 3
 Active ingredient:
Sumatriptan succinate
 Dosage form:
injection
 Print on wrapping:

Effects of this medicine

This medicine constricts excessively dilated intracranial/extracranial blood vessels under migraine attack and puts them back to normal. It also reduces inflammation around the vessels by suppressing the release of the substance which causes inflammation.
It is usually used to treat migraine and cluster headache attacks and not used to prevent attacks.

Before using this medicine, be sure to tell your doctor and pharmacist

  • If you have previously experienced any allergic reactions (itch, rash, etc.) to any medicines.
    If you have: heart disease, peripheral vascular disorder, hypertension, hepatic disease or kidney disease.
    If you have had: heart disease, cerebrovascular disorder or epileptiform attack.
  • If you are pregnant or breastfeeding.
  • If you are taking any other medicinal products. (Some medicines may interact to enhance or diminish medicinal effects. Beware of over-the-counter medicines and dietary supplements as well as other prescription medicines.)

Dosing schedule (How to take this medicine)

  • Your dosing schedule prescribed by your doctor is ((        to be written by a healthcare professional))
  • In general, inject this medicine once subcutaneously when migraine or cluster headache attacks occur.
  • If you are using this medicine twice a day, wait at least 1 hour after the first dose to use the next dose.

Precautions while taking this medicine

  • This medicine may cause sleepiness. Avoid operating dangerous machinery, such as driving a car.

Possible adverse reactions to this medicine

The most commonly reported adverse reactions include nausea, vomiting, pain in various parts of the body and feeling hot. If any of these symptoms occur, consult with your doctor or pharmacist.
The symptoms described below are rarely seen as initial symptoms of the adverse reactions indicated in brackets. If any of these symptoms occur, stop taking this medicine and see your doctor immediately.
  • dyspnea, cold sweat, dizziness on standing up [anaphylactic shock, anaphylaxis]
  • palpitation, chest pain, chest tightness [ischemic heart disease-like symptoms]
  • consciousness disorder, convulsion [epileptiform attack]
  • exacerbation of headache, headache not improved [medication overuse headache]
The above symptoms do not describe all the adverse reactions to this medicine. Consult with your doctor or pharmacist if you notice any symptoms of concern other than those listed above.

Storage conditions and other information

For healthcare professional use only : Day Month Year

For further information, talk to your doctor or pharmacist.