Tenenorm 20 Tablet is a medicine used to treat type 2 diabetes mellitus. It is used together with a healthy diet and regular exercise to control blood sugar levels. This helps to prevent serious complications of diabetes like kidney damage and blindness. Tenenorm 20 Tablet is normally prescribed when diet and exercise alone or other medicines do not prove sufficient to control your blood sugar level. Your doctor may prescribe it alone or in combination with other diabetes medicines. It can be taken with or without food. The dose will depend on your condition and blood sugar levels. Use it strictly as advised by your doctor. You should take it regularly at the same time each day to get the most benefit from it. Do not stop taking the medicine unless your doctor recommends it. This medicine helps you control your blood sugar levels and prevent serious complications in the future. It is important to stay on the diet and exercise program recommended by your doctor while taking this medicine. Your lifestyle plays a big part in controlling diabetes. The most common side effects of this medicine are hypoglycemia and constipation. It is important to recognize the symptoms of hypoglycemia (such as lightheadedness, sweating, dizziness, fainting, and dry mouth) and know how to deal with it. You can carry sugar or glucose candy and have them to control your symptoms if you experience any. Contact your doctor if the side effects if they do not go away or worry you. Before taking this medicine, let your doctor know if you have ever had kidney disease, heart disease, or pancreas problems. Pregnant or breastfeeding women should also consult their doctor before taking it. Some other medicines you are taking may interfere with this medicine's working. So, make sure your doctor knows about all the other medicines you are using. Limit your alcohol intake while taking this medicine because it can increase your risk of developing low blood sugar levels. You may need regular tests such as kidney function and blood glucose levels to check that the medicine is working properly.