Which of the following antiviral drug has a dual antiviral activity that is against HBV and HIV?: (A) Saquinavir, (B) Abacavir, (C) Emtricitabine, (D) None of the above
Answer is C. Emtricitabine (FTC) ​
Emtricitabine, a fluoro derivative of lamivudine, inhibits both HIV and HBV.​
Reference: Lippincott Illustrated Reviews: Pharmacology Wolters Kluwer Sixth Edition page no 577​