Suggest Treatment For Yellow Drops From Penis

dear, doctor i relasationship with bad girl my condom was broken then after my penis have some yellow drop in my underwear and when i relasationship with any girl my penis upper skin was broken then affter 2 or 3 days will be ok my skin when i relasatinship with girl again this problem is happen now my penis head skin is very thin please doctor tell me the medicine please