Undetectable viral load and HIV transmission

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This illustrated leaflet gives basic information on undetectable viral load and HIV transmission.

Effective HIV treatment stops HIV from being passed on during sex.

If you have had an undetectable viral load for at least six months and you continue to take your treatment as prescribed, there is no risk of passing HIV on during sex.

This is why people say ‘undetectable = untransmittable’ (U=U).

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