HPTN 039

A Phase III, Randomized, Double-Blind, Placebo-Controlled Trial of Acyclovir for the Reduction of HIV Acquisition Among High Risk HSV-2 Seropositive, HIV Seronegative Individuals

Sponsors: Division of AIDS, US National Institute of Allergy and Infectious Diseases (NIAD)
US National Institutes of Health (NIH)

Protocol Summary: HPTN 039 was a phase III, randomized, double-blind, placebo-controlled trial that aims to determine the efficacy of twice daily acyclovir in prevention HIV infection among high-risk HIV-negative, HSV-2 serpositive women and men who have sex with men (WSM and MSM) . WSM were enrolled at study sites in Lusaka, Zambia, Johannesburg, South Africa, and Harare, Zimbabwe. MSM were enrolled at study sites in Lima, Iquitos, and Pucallpa, Peru; Seattle, WA, USA; New York City; NY, USA; and San Francisco, CA, USA. The study was the largest clinical trial to date to examine herpes suppression as a possible means of reducing the risk of HIV transmission.

Years: 2004 – 2008

Investigator: Tsungai Chipato, MBChB, FRCOG, MCE

Location: Zengeza CRS

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