question: dear Sir my blood urea is 14 , creatinine 1.5,  uric acid 4.7,potassium 3.40 , BUN / CREAT ratio 9.33....... i use to have high blood pressure so take medicine METPURE XL 50 and TELMA 20 daily....... Please suggest what precautions should i take to control creatinine level ....please suggest about diet