No Interaction Expected
Emtricitabine/Tenofovir-DF (FTC/TDF, PrEP)
Quality of Evidence:
Coadministration has not been studied but based on metabolism and clearance a clinically significant interaction is unlikely. Letrozole is metabolised by CYP3A4 and CYP2A6 to carbinol, an inactive metabolite.
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Emtricitabine/Tenofovir-DF (FTC/TDF, PrEP) by clicking