Awasome Undetectable Viral Load And Transmission 2023. 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 on hiv during sex. Web laura n broyles and colleagues' systematic review in the lancet further supports the almost zero risk for sexual transmission of hiv at levels less than 1000 copies per ml.

U=u and the law viral load and the risk of transmission viral load changes over time. Web u=u means that people with hiv who achieve and maintain an undetectable viral load—the amount of hiv in the blood—by taking antiretroviral therapy (art) daily as prescribed cannot sexually transmit the virus to others. For example, people living with hiv who achieve an undetectable level of virus by consistent use of antiretroviral therapy, do not transmit hiv to their sexual partner (s) and are at low risk of transmitting hiv vertically.