Telkonol 40 Tablet is a medication used to treat high blood pressure and heart failure, preventing future heart attacks and strokes. It is effective in preserving kidney function in diabetes patients. It can be taken alone or in combination with other medicines, and should be taken at the same time daily. Lifestyle changes, such as regular exercise, weight loss, smoking cessation, reducing alcohol intake, and reducing salt intake, can also help lower blood pressure. Telsartan is generally well-tolerated and has few side effects, but may cause hypotension in some patients.