64 Yrs Old Black Male Taking Losartan Potassium 50mg Tab

64 yrs old black male taking losartan potassium 50mg tab teva for about 3 months. had been on lisinopril for about 3 yrs. always had a low heart rate around 48-50 and my feet tend to swell,ankles,lower legs. I am 5' 9'' 234 lbs. on a low salt diet. should I be more concerned about my weight or change medication? also I do take lipitor generic for chlolestorol.