Frequency of resistance to first-line antiretroviral therapy observed among HIV patients.

Objectives: This study aimed to assess the frequency of first-line antiretroviral therapy (ART) resistance among HIV patients and to identify the factors affecting the drug resistance.

Methods: A cross-sectional study was conducted over a sample of 162 HIV-positive patients attending the Medicine Department of Lady Reading Hospital, Peshawar-Pakistan, from July 2020 to January 2021. Blood samples were collected for phylogenic profiles to determine first-line antiretroviral therapy resistance.