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Mirabegron

Drug Class: Commonly Known As: Category:
Antimuscarinic Betmiga Adult

Mirabegron - Side Effects, Precautions, and Contraindications

What side effects can Mirabegron cause?

  • ​Increased heart rate (tachycardia)
  • Headaches, especially sudden throbbing like headaches
    • Inform your doctor if the headache becomes unbearable as these may be signs of very high blood pressure
  • Increased in blood pressure
    • Monitor your blood pressure regularly. Inform your doctor if you notice an increasing trend of blood pressure readings or when your blood pressure is at 160/90mmHg. You have to stop mirabegron treatment immediately if your blood pressure is at 180/110mmHg and seek immediate medical attention.
  • Nausea
    • Take the medication after food, eat small but frequent meals. Avoid fatty or spicy food.
  • Diarrhoea
  • Constipation
    • Drink more water (if you do not have any fluid restrictions), eat more high- fibre foods, and exercise regularly
  • Urinary tract infection
  • Dizziness

The symptoms of a drug allergy include one or more of the following:

  • Swollen face/eyes/lips/tongue
  • Difficulty in breathing
  • Itchy skin rashes over your whole body

If you experience any of these symptoms, you should stop your medication and see your healthcare professional immediately.

Before taking Mirabegron, what precautions must I follow?

​Inform your healthcare professional if:

  • You are allergic to this medication or any of the other ingredients of this medication
  • You are pregnant, planning to become pregnant, or breastfeeding
  • You are not able to empty your bladder (urinary retention) 
  • You have liver, kidney or heart problems
  • You have severe uncontrolled blood pressure

What food or medicine must I avoid when I take Mirabegron?

​Avoid drinking alcohol as it may increase the risk of dizziness, light-headedness or drowsiness.

Inform your healthcare professional if you are taking or intend to take any other medication, supplements, traditional medications or herbal remedies.

Mirabegron - Additional Information

Click here for more information on the use of Mirabegron under Urinary Incontinence Medications

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