Mira 25 ER Tablet is a medicine that is used alone or in combination with other medicines for the treatment of overactive bladder, a condition characterized by symptoms such as a frequent feeling of a need to urinate, sudden urge to urinate, inability to control urination, leaking of urine, etc. It is not recommended for use in children below 18 years of age. Mira 25 ER Tablet has some common side effects like high blood pressure, swelling of the nose, headache, constipation, and urinary tract infection. Inform your doctor if any of these side effects persist or worsen. Do not take this medicine if you are allergic to it.