Metopole-100 XL Tablet is a beta-blocker medication used to treat high blood pressure, angina, irregular heart rhythms, migraines, future heart attacks, and stroke. It can be taken alone or with other medications, and its dose and frequency depend on the condition. It may take several weeks to fully benefit, and it is important to continue taking it even if you feel well. Side effects include fatigue, headache, depression, diarrhea, rash, slow heart rate, dizziness, and nausea. It may not be suitable for people with liver problems, slow heart rate, severe circulation problems, heart failure, or low blood pressure. Pregnant or breastfeeding mothers should consult their doctor.