Recent kidney functions came back odd. I take propranolol 80 2.5xday, norvasc 5, 1.5xday, avapro 150 1.5xday,hydrochlorothiazide 12.5, 1day. recently stopped taking protonix 40 a day. with my creatnine and bun raising has been a concern. what can i do to cut back on some of these meds and could they be causing the kidney changes?