Sunlenca injection, in combination with other antiretroviral(s), is indicated for the treatment of adults with multidrug resistant HIV 1 infection for whom it is otherwise not possible to construct a suppressive anti viral regimen (see sections 4.2 and 5.1). Sunlenca tablet, in combination with other antiretroviral(s), is indicated for the treatment of adults with multidrug resistant HIV 1 infection for whom it is otherwise not possible to construct a suppressive anti viral regimen, for oral loading prior to administration of long-acting lenacapavir injection (see sections 4.2 and 5.1).