80 year old Mother has diverticulitis , mitral valve prolapse , high blood pressure, and paracardium sack with moderate fluid no change in 5-6 years. Cardiologist took her off of Inderal after 38 years and put her on Lopressor 50m twice a day, Hyzaar 100/25 once a day. She also takes Norasc 2.5 m once a day along with a multivitamin, phylium husk and Lipoflavinoids. Since the change off of Inderal in June or July of this year she has been experiencing lightheadedness , weakness and general fatigue getting progressively worse in the past 3-4 weeks. After BM x3 in the morning her diphram "quivers" and she gets very weak and lightheaded. She is now in the hospital where dr has put her on Kumidin and done several blood tests and other tests all of which have come back normal. Yesterday she was feeling OK today she feels "horrible" weak and tired. We are at wits end.