Suggest Treatment For Penile Discharge Along With Itching And Red Bumps

hi, i had sex about 2 mounths ago and about a month and a half ago with two differen t girls. now i ve been feeling itching inside my penise tubes and white stuff has been coming out it looks like cum or puss or something, i ve also noticed really small redish bumps under my penise head. I m 16 and I don t want to go to a doctor unless i have to. can someone please help?