Can HIV be transmitted from bottom to top?

You can get HIV if you have anal sex with someone who has HIV without using protection (like condoms or medicine to treat or prevent HIV). Anal sex is the riskiest type of sex for getting or transmitting HIV. Being the receptive partner (bottom) is riskier for getting HIV than being the insertive partner (top).

What are the chances of tops getting HIV?

As for anal sex, the most risky sex act in terms of HIV transmission, if an HIV-negative topthe insertive partnerand an HIV-positive bottom have unprotected sex, the chances of the top contracting the virus from a single encounter are 1 in 909 (or 0.11 percent) if he’s circumcised and 1 in 161 (or 0.62 percent) if …