Betapace is used to treat irregular heartbeats. Betapace is in a class of medications called antiarrhythmics. It works by acting on the heart muscle to improve the heart’s rhythm.

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DO NOT TAKE THIS MEDICINE if you have had an allergic reaction to it or are allergic to any ingredient in this product. IT MAY TAKE SEVERAL days for this medicine to work. Do not stop using this medicine without checking with your doctor. DO NOT EXCEED THE RECOMMENDED DOSE without checking with your doctor. Some conditions may become worse when the medicine is suddenly stopped. Your dose may need to be slowly lowered to avoid side effects. Laboratory and/or medical tests, including kidney function, heart function, and blood pressure may be performed to monitor your progress or to check for side effects. KEEP ALL DOCTOR AND LABORATORY APPOINTMENTS while you are taking this medicine. BEFORE YOU HAVE ANY MEDICAL OR DENTAL TREATMENTS, EMERGENCY CARE, OR SURGERY, tell the doctor or dentist that you are using this medicine. This medicine may cause dizziness. DO NOT DRIVE, OPERATE MACHINERY, OR DO ANYTHING ELSE THAT COULD BE DANGEROUS until you know how you react to this medicine. Using this medicine alone, with other medicines, or with alcohol may lessen your ability to drive or to perform other potentially dangerous tasks. BEFORE YOU BEGIN TAKING ANY NEW MEDICINE, either prescription or over-the-counter, check with your doctor or pharmacist. FOR WOMEN IF YOU PLAN ON BECOMING PREGNANT, discuss with your doctor the benefits and risks of using this medicine during pregnancy. THIS MEDICINE IS EXCRETED IN BREAST MILK. Do not breast-feed while taking this medicine. IF YOU HAVE DIABETES, this medicine may affect your reaction to changes in your blood sugar. Monitor your blood sugar levels closely and ask your doctor before adjusting the dose of your diabetes medicine.