Suggest Treatment For Blockage Of Artery In Heart

YES, Thank you.About Metropolol ER succinate 25 mg.One of my doctors told me to take 1 a day.Another doctor recomended to take it 2 X a day. -I have taken 1 for almost a year-My question is : What could be more helpful for my heart? I am 69 Female, with a heart- arthery blockage-With a history of High B/P and 178 lbs - 5.2 height.Thanks for your kind HELP.