South Africa: Acyclovir Fails to Prevent HIV Transmission - Living ... - AllAfrica.com - South Africa: Acyclovir Fails to Prevent HIV Transmission - Living ...AllAfrica.com, WashingtonAcyclovir, medication used to treat herpes, has no effect on preventing HIV transmission, according to a new study. Acyclovir suppresses genital herpes in both HIV-infected and uninfected people and reduces the frequency of genital ulcers, ... [Google HIV NEWS]