A 35-year-old woman presents to her physician at the first sign of painful genital ulcerations. She requests a treatment to shorten the course of her illness. Which of the following medications is her physician most likely to prescribe as first-line treatment?
(A) Acyclovir
(B) Didanosine
© Foscarnet
(D) Ganciclovir
(E) Zanamivir