Tenolol 25 Tablet is a medication that belongs to the group of beta-blockers. It is commonly used to treat high blood pressure, angina (heart-related chest pain), irregular heart rhythms (arrhythmia), and to prevent future heart attacks and strokes, as well as migraines. It may also be prescribed for overactive thyroid gland symptoms. It can be taken with or without food, but should be taken at the same time each day for best results. It may take several weeks to experience the full benefits of this medication, and it may need to be taken for the rest of your life. It is important to continue taking it even if you feel well, as high blood pressure usually has no symptoms and stopping the medication may cause your condition to worsen.The main side effects of this medication are usually mild and short-lived, including fatigue, slow heart rate, dizziness, diarrhea, and nausea. It may also cause shortness of breath or low blood pressure in some people. To reduce the risk of side effects, your doctor will probably start the medicine at a low dose and gradually increase it. If you experience bothersome or persistent side effects, consult your doctor. Before taking it, let your doctor know if you have any liver problems. It may not be suitable for people who have a slow heart rate, severe circulation problems, severe heart failure, or low blood pressure. Pregnant or breastfeeding mothers should also consult their doctor before taking it.Regular blood pressure checks are essential to ensure that this medication is working effectively. Alcohol consumption should be avoided as it may increase certain side effects. Consult your doctor to determine whether this medication is suitable for you.