ramesh bhandari

I am aged about 70, gone CABG in 1996, pace maker fixed in2005.Now for last six months I am facing sweting on face and in heart area while walking about 50 yards hardly, I a have to take rest.My heart is enlaged. weight about 80 Kg.
Presently I am taking dytore -10,cerdec-2.5, lenoxin 2.5 5/7, carbidon MR
and engasplam -2.5 , These medicin I am taking since 10 years.
Please advice for remidy if you have