Which STIs can be passed on from oral sex?
Chlamydia (Chlamydia trachomatis)
Gonorrhea (Neisseria gonorrhoeae)
Syphilis (Treponema pallidum)
Herpes (herpes simplex virus types 1 and 2)
HPV (human papillomavirus)
HIV (human immunodeficiency virus)
and more less common