Small risk of sexual transmission of HIV persists through first six months of ART

nam/aidsmap, 10 May 2016

A risk of HIV transmission to sexual partners persists for six months after the initiation of antiretroviral therapy, investigators from a large prospective prevention study confirm in the online edition of the Journal of Acquired Immune Deficiency Syndromes.

Over 1,500 serodiscordant heterosexual couples were included in the analysis. Initiation of antiretroviral therapy (ART) was accompanied by a fall in the risk of transmission, but the risk persisted during the first six months of treatment. No transmissions were observed once patients had been taking treatment for over six months.

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