Suggest Treatment For Pain After Hysterectomy Surgery?

I HAD MY HYSTERECTOMY SURGERY IN JAN 27,2011 I WAS DISCHARGED THE NEXT DAY. I WENT TO WORK ON APRIL 5,2011 I BE PICKING UP HEAVY THINGS A WORK RIGHT NOW I AM IN PAIN. I HAVE CUT AT THE BOTTOM OF MY STOMACH ON THE SIDE OF MY CUT IS RED AND VERY PAINFUL.