653 – TFV-DP Is Associated With Baseline Virologic Suppression in PWH on TAF: Results From ACTG A5359
Background Tenofovir (TFV)-diphosphate (TFV-DP) concentrations in dried blood spots (DBS) demonstrate strong associations with adherence, virologic suppression (VS) and future viremia in persons with HIV (PWH) but data are limited to the older TFV prodrug or PWH with VS on TFV alafenamide (TAF). We examined TFV-DP in DBS and its association with VS at baseline among…