Which of the following is NOT used in post-exposure prophylaxis for HIV ?: (A) Zidovudine + Lamivudine, (B) Tenofovir + emtricitabine, (C) Stavudine + Didanosine, (D) Acyclovir
Answer is D. The guideline for post exposure prophylaxis in AIDS is dual NIs for low risk exposures,with addition of either a PI or eirenz in high risk exposures.Tenofovir together with emtricitabine is the most widely used dual NI combination . Acyclovir is deoxiguanosine anlogue antiviral drug used as an anti herpes virus drug. Reference .. Harrison20th edition pg 897