Table HIV Transmission Risk for Several Sexual Activities Risk Activity None (unless sores are present) Dry kissing Body-to-body rubbing and massage Using unshared inserted sexual devices (eg, sex toys) Genital stimulation by a partner but no contact with semen or vaginal fluids Bathing or showering together Contact with feces or urine if skin is intact Theoretical (extremely low risk unless sores are present) Wet kissing Fellatio (oral sex done to a male) without ejaculation or if a condom is used Cunnilingus (oral sex done to a female) if a barrier is used Oral-anal contact Digital vaginal or anal penetration, with or without a glove Use of shared but disinfected inserted sexual devices Low Fellatio without a condom and with ejaculation Cunnilingus if no barrier is used Vaginal or anal intercourse if a condom is used correctly Use of shared but not disinfected inserted sexual devices High Vaginal or anal intercourse with or without ejaculation if a condom is not used or is not used correctly Needle - and instrument-related transmission Risk of HIV transmission after skin penetration with a medical instrument contaminated with infected blood is on average about 1/300 without postexposure antiretroviral prophylaxis.