HIV, NRTIs HIV, NRTIs 3TC abacavir d4T didanosine emtricitabine Emtriva Epivir Epivir HBV lamivudine Retrovir stavudine tenofovir AF tenofovir DF Videx Videx EC Viread ZDV (formerly AZT) Zerit Ziagen zidovudine The Cordless TENS/EMS Therapy Pain Reliever