Dear Pradip, as per my understanding you are suffering from hypertension and you are under a cardiologist for its treatment. Hypertension affects other organs of our body like kidney, heart, and others. Your creatinine can be high due to this. But you can get yourself re-evaluated By a cardiologist and nephrologist to have a clear understanding of your current symptoms. But along with medical line of treatment life style modifications is a must. Salt restricted diet, regular exercises or yoga, to stop smoking , recreational activities to relax and relieve anxiety, weight management and regular follow up with doctors is a must. This case will require a multi-specialty approach, so you should consult experts on the following links, for a cardiologist - 10 Best Cardiologist in India, as well as for nephrologist - 10 Best Nephrologist in India.