Daily PrEP effective in warding off HIV

Pre-exposure prophylaxis (PrEP) for HIV infection is highly effective and should be routinely offered to HIV-negative men at high risk of the disease, according to a UK study.

The one-year trial of men who have sex with men offered daily oral tenofovir–emtricitabine (Truvada) and showed it reduced the risk of HIV infection by almost 90%.

The study randomised 275 men to

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