I am suffering from cornic BHP prostate gland size USG.77 grm i am on foley tube?

sir I am suffering from cornic BHP prostate gland size USG.77 grm,i am on foley tube,(urine bag from 7 months doc says need surgery,but i dont want,i am 63 yerss old, taking TAB.TUMSOLINE.04 MG.once at bed time, please advise me batter medicine,rest i am in good health.i live in Pakistan ,city Rawalpindi.i will be be extremely thankful to you.plz advise?