Pre-sex HIV drug 'no-brainer' for NHS

A drug to dramatically cut the risk of HIV infection during sex would save the UK around £1bn over the next 80 years, say scientists. The team at University College London says Prep, or pre-exposure prophylaxis, is a "no-brainer" for the NHS. The study predicts that giving Prep to men who have sex with men would prevent one in four HIV cases.
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