ganciclovir

noun1

1. •
   An antiviral medication C₉H₁₃N₅O₄ related to acyclovir and used especially to treat or prevent cytomegalovirus retinitis in immunocompromised individuals.

   • A significant number of AIDS patients are unable to tolerate ganciclovir treatments because of adverse effects it can have on production of critical blood cells. — 1991