Mirabegron works by relaxing the bladder muscle, which helps increase the bladder’s storage capacity.
Brand name is Myrbetriq.
Mirabegron is used alone or in combination with solifenacin (Vesicare) to treat overactive bladder, where muscles contract uncontrollably and cause frequent urination, urgent need to urinate, and inability to control urination in adults.
It works by relaxing the bladder muscles to prevent urgent, frequent, or uncontrolled urination.
It is also used to treat neurogenic detrusor overactivity (a bladder control condition caused by brain, spinal cord or nerve problems in children 3 years of age and older.
It belongs to a class of drugs called beta-3 adrenergic agonists.
Unlike anticholinergic medications mirabegron works through a different mechanism and typically has fewer side effects like dry mouth and constipation.
Common side effects
Increased blood pressure Nasopharyngitis (common cold symptoms) Urinary tract infections Headache Constipation
It is usually taken once daily
Mirabegron comes as an extended-release (long-acting) tablet and as an extended-release suspension to take by mouth.
The tablets are usually taken with or without food once a day in adults and with food once a day in children.
Swallow the extend-release tablets whole with water; do not split, chew, or crush them.
Mirabegron controls the symptoms of overactive bladder or neurogenic detrusor overactivity, but does not cure these conditions.
It may take 8 weeks or longer before the full benefit of mirabegron.