I often get small,pimple like bumps on my buttocks, recently I got several hard ,red hurting bumps. not very itchy but feels like a hard hive. it has seem to spread to all over my behind. i am obese. no one else in my family has experienced any symptoms, and every time i go to the toilet, i spray lysol on theseat. i have used antibiotic creams benadryl creams , it has been 4 days i have these bumps/bites, i look hoorible,HELP!!