In this video, Dr. K K Aggarwal, President Heart Care Foundation of India and Group Editor in Chief MEDtalks, will talk about the potassium level in cardiovascular patients. In patients with low ejection fraction, eGFR has to be checked. To reduce the potassium levels, certain precautions has to be taken. Painkillers needs to be stopped as many of them might contain potassium. They should be given low potassium diet. He will further explain about the low potassium diet.