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Mirabegron: uses, side effects & brands
Mirabegron relaxes the bladder with less dry mouth than older medicines. It belongs to the Overactive bladder & prostate (extra) group. These treat urinary urgency, frequency and prostate-related urinary symptoms.
Drug type — dosing is set by your doctor
| Measure | Range |
|---|---|
| Drug class | Overactive bladder & prostate (extra) |
| Type | Prescription |
| Dose | Individual — ask your doctor or pharmacist |
What it is used for
- Overactive bladder: urgency, frequency and urge leakage
- An option when antimuscarinic drugs cause side effects or are unsuitable
- Sometimes combined with an antimuscarinic when one medicine alone is not enough
Common brand names
- India: Mirabt, Bettmir, Mirasone
- Worldwide: Myrbetriq, Betmiga
Common side effects
- Raised blood pressure
- Urinary tract infection
- Headache
- Fast heartbeat
Before taking it — precautions
- Blood pressure should be checked; not for severe uncontrolled high blood pressure
- Tell the doctor about kidney or liver disease
- It can affect levels of some medicines such as digoxin and metoprolol
When to see a doctor urgently
- Very high blood pressure with severe headache (urgent)
- Unable to pass urine
- Swelling of face, lips or tongue (urgent)
Not a prescription — no dose shown. The right dose of mirabegron depends on age, weight, kidney/liver function and the condition, so MedDroid does not show a dose here. Always get your dose from a doctor or pharmacist and the leaflet inside the pack. General educational information only.
Frequently asked questions
How is mirabegron different from oxybutynin?
It relaxes the bladder through a different pathway, so dry mouth, constipation and confusion are much less common.
Why check my blood pressure?
Mirabegron can raise blood pressure in some people.
When will I notice a difference?
Some improvement may come within weeks; full effect can take a couple of months.
Explore more
Sources & further reading
- World Health Organization (WHO)
- MedlinePlus — U.S. National Library of Medicine
- Ministry of Health & Family Welfare, India
- Indian Council of Medical Research (ICMR)
Reviewed by Dr. Sanjay Anbu, MBBS. MedDroid is an AI medical assistant and can make mistakes. It provides general health information, not a diagnosis or medical advice — always consult a qualified clinician. In an emergency, contact your local emergency number immediately.