12 M184V мутантен вирус, също е установено забавяне в появата на мутациите, водещи до резистентност към зидовудин и ставудин (Thymidine Analogue Mutations, TAMs).
Subjects receiving lamivudine and zidovudine with or without additional concomitant antiretroviral therapies and who already present with the M184V mutant virus also experience a delay in the onset of mutations that confer resistance to zidovudine and stavudine (Thymidine Analogue Mutations; TAMs).