Telzox M 40mg 50mg Tablet ER is a medication utilized for treating high blood pressure By lowering blood pressure it helps in preventing future heart attacks and strokes Early treatment with this medication also improves the chances of survival in patients with heart attacks It is advised to take Telzox M 40mg 50mg Tablet ER with food at a fixed time each day to maintain consistent levels of medication in the blood Keep taking it for as long as advised by your doctor Even if you feel well do not stop this medication on your own because high blood pressure often has no symptoms If you stop taking it your condition may get worse Keeping active with regular exercise reducing your weight and eating a healthy diet will also help control your blood pressure Follow your doctor s advice while taking this medication Some common side effects of this medication include headache weakness dizziness decreased blood pressure and increased potassium level in blood It is advised to avoid potassium rich food and supplements while taking this medication It may cause dizziness avoid driving or rise slowly from the sitting position You may be asked for regular monitoring of blood pressure blood sugar level kidney functioning urea or electrolytes level during the treatment