Metoprolol Succinate 25 mg Extended Release Tabs is used in the treatment of Hypertension (high blood pressure), Angina (heart-related chest pain), Arrhythmia, heart attack and migraine. it is a long-acting beta blocker that works specifically on the heart. It works by slowing down the heart rate and makes the heart more efficient at pumping blood around the body. Do not stop taking Metoprolol Succinate suddenly as it can cause your blood pressure to rise suddenly, thereby increasing the risk of heart attack and stroke. It may cause dizziness. If this happens to you, get up slowly when rising from a sitting or lying position. Monitor your blood pressure levels regularly . Metoprolol Succinate is usually safe when taken as per the doctor’s prescription. This medicine exhibits dangerous effects if the medicine is stopped suddenly. Stopping the medicine suddenly can cause an abrupt increase in the heart rate and affect its activity. Take as directed by physician.