Betmiga (Mirabegron)
Complete patient guide for uses, dosage, side effects, and safety information
Quick Facts
What Is Betmiga Used For?
Betmiga is a medication that helps manage the symptoms of an overactive bladder, which can include urgency, increased urinary frequency, and incontinence.
Primary Uses
It is primarily used to treat symptoms associated with overactive bladder.
How It Works
Betmiga works by reducing the activity of the bladder muscles, helping to control involuntary contractions.
Good to know: Betmiga is not considered addictive.
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How to Take Betmiga
Follow your doctor's instructions carefully when taking Betmiga.
Dosage Instructions
The usual starting dose is 25 mg taken once daily. Your doctor may increase this to 50 mg once daily based on your response and tolerance.
What If You Miss a Dose?
If you miss a dose and it's less than 6 hours until your next dose, skip the missed dose. If more than 6 hours remain, take it as soon as you remember, but do not double the dose.
Important: Never take a double dose to make up for a missed one.
Available Tablet Strengths
Side Effects
Like all medications, this medicine can cause side effects. Most are mild and temporary, but some require medical attention.
Common Side Effects
These side effects occur relatively frequently and usually don’t require emergency care:
- indigestion
- common cold symptoms
- headache
- dizziness
- nausea
- vomiting
- fatigue
- constipation
- stomach, back or joint pain
- urinary tract infection
- vaginal discharge, itching or burning
- increased blood pressure
- increase in liver enzymes
Seek immediate medical attention if you experience:
- fast or irregular heartbeat
- swelling of the face, eyelid, lips, tongue, throat, airways or joints
- rash, itchiness or hives
Important Warnings
There are several important considerations before using Betmiga.
Who Should Not Take Betmiga
Do not use Betmiga if you are allergic to mirabegron or any of its ingredients, or if you have very high blood pressure (systolic ≥ 180 mmHg and/or diastolic ≥ 110 mmHg).
Medical Conditions to Discuss
Discuss with your doctor if you have kidney problems, liver issues, heart disorders, or trouble emptying your bladder.
Pregnancy and Breastfeeding
Inform your doctor if you are pregnant, plan to become pregnant, or are breastfeeding, as they can help assess the risks and benefits.
Drug Interactions
Certain medications may interact with Betmiga, affecting its efficacy.
- thioridazine
- propafenone
- flecainide
- metoprolol
- imipramine
- desipramine
- itraconazole
- ketoconazole
- ritonavir
- digoxin
- solifenacin
- tolterodine
- oxybutynin
- darifenacin
- trospium
- fesoterodine
- tamsulosin
- quinidine
- sotalol
- amiodarone
- mesoridazine
- haloperidol
- erythromycin
- clarithromycin
Alcohol & Driving
Be cautious with alcohol consumption and operating machinery while on Betmiga.
Alcohol
Inform your doctor if you consume alcohol.
Driving and Operating Machinery
There is no evidence that Betmiga affects your ability to drive, but be careful as it may cause dizziness.
Storage
Store Betmiga in its original package in a cool, dry place below 30°C. Keep it out of reach of children.
Overdose Information
If you suspect an overdose, seek immediate medical attention. You may experience a fast heart rate.
Frequently Asked Questions
The time it takes for Betmiga to work can vary, and it may take some time for your bladder to adapt.
You can take Betmiga with or without food.
No, Betmiga is not considered addictive.
Do not stop taking Betmiga without consulting your doctor, as this may lead to a recurrence of symptoms.
It's advisable to inform your doctor if you consume alcohol while on Betmiga.
Weight gain is not specifically mentioned as a side effect of Betmiga.
Elderly patients should discuss their overall health and any medications with their doctor before taking Betmiga.
If you miss a dose, skip it if it's less than 6 hours until your next dose. Otherwise, take it as soon as you remember, but do not double the dose.
Important Disclaimer
This information is intended for general educational purposes only and should not be considered medical advice. Always consult your healthcare provider or pharmacist before starting, stopping, or changing any medication.
If you think you may have a medical emergency, call your doctor or emergency services immediately.