About 2 yrs ago my father had a 5 way bypass.Since then he has not gotten his strength back,his"want to" do anything.Recently he has lost his appetite.His blood pressure is erratic, one day 90/40...next day or even later that day 150/90 or so He is 74 yrs old and used to be very active........My question is why is he on so many meds? prenovil in the am toprol in the pm.....lipitrol for cholestrol,for which he was never diagnosed for and cumadin.Is the 2 blood pressure meds, one a beta blocker and the other a ace inhibitor?    and possibly causing his lack of energy and in activeness?i know the ?s are loaded and many but can you help me out here?