Suggest Treatment For Redness On The Foreskin

hello i am sorry fro my english, i hope you will help. my problem started 1 years ego i had some kind iritation i eximined myself and doctor gave some kind of pils like seknidoqs and fluzamed and creme factor dermiko but no results, then i exeminded again and i had not trichamona, chlamydia herpes sipilis gonorea an ets. but they found ureoplazma an micoplazma so doctor advice me pills levofloxacilin name of medicine was Ecolevid and creme factor dermiko but nothing helps every time when i musturbate or have erection my penis getting red with foreskin and on the top of penis there is some king red rashes and after some day it goes away but i have burn and i dont know what is and what to do if you need picture i can send you i hope you can give me some kind of advice all doctors told me nothing to worry but its borders me because its hurts sometimes and i have trouble, thanks