Suggest Treatment For High Lipid And Creatinine Level

my father is diabetic, hypertensive, he just took some test that suggest his lipid livel is normal, though was 214 2 weeks ago and was placed on lipitor, also his creatinine level is high 3.1, what do we do, could these be caused by rugs he is taking? what can be done to lowest it: lisinopril,fasoprin, nifecard,he is 65 years