What is the likelihood of drug resistance to preexposure prophylaxis (PrEP) for HIV?

Updated: Oct 08, 2019
  • Author: Alejandro Delgado, MD; Chief Editor: Michael Stuart Bronze, MD  more...
  • Print
Answer

Answer

HIV infection transmitted despite PrEP may be from a strain with acquired drug resistance

The genetic barrier to resistance for tenofovir is high but low with emtricitabine

Emergence of drug resistance could become a problem with more widespread use of ARVs for prophylaxis


Did this answer your question?
Additional feedback? (Optional)
Thank you for your feedback!