Antiretroviral therapy alludes to any HIV treatment that utilizes a blend of at least two medications. A social insurance supplier may decide to recommend a mix of at least three medications to improve the treatment's possibility of accomplishment. The beginnings of three-sedate antiretroviral treatment denoted a defining moment throughout the entire existence of HIV treatment. The new treatment configuration changed what used to be a conclusion with an exceptionally poor standpoint into a reasonable condition. Antiretroviral therapy twofoldly affects the body. It builds the quantity of safe cells while additionally diminishing the quantity of infection cells present in the body.  As per the Centers for Disease Control and Prevention (CDC), antiretroviral therapy can decrease viral burden to such a degree, that it is imperceptible. This implies an individual can no longer transmit the infection to someone else, even by means of condomless sex.

This idea is called imperceptible = untransmittable, or U=U.