Due to influnce of various factors, the transplanted kidney will appear the chronic renal insufficiency symptom at a certain period after transplantation. How to prolong the function of transplanted kidney and life of the patients is a key subject in clinical research. This study based on the retrospective analysis of 22 cases kidney transplant of chronic kidney failure patients enrolled in the Department of Blood Purification, Hainan SanYa Nongken Hospital. According to the different stages of the chronic renal failure of patients, tacrolimus (FK506) was used instead of cyclosporine A (CsA) combined with blood purification treatment (hemodialysis or/and hemoadsorption), the abnormal biochemical markers decreased significantly in all patients after treatment, with 7 cases are clinical cured (7/22, 31.8%), 10 cases are ameliorated (10/22, 45.5%) and 5 cases gave up treating (5/22, 22.7%). The result indicates that this therapy can ameliorate the transplanted kidney function, and improve the life quality of the patients.