High levels of transmitted drug resistance to INSTIs and NNRTIs in Chile: A nationwide prevalence study

TDR prevalence in Chile has increased and main affected families are first-generation INSTIs and NNRTIs. This result highlights the relevance of initiating ART with second-generation INSTIs or PIs, or incorporating baseline genotyping studies when initiating ART with NNRTIs or first-generation INSTIs.