title: First one-day, oral antiviral for cold sores is approved.
mesh_terms: D000212:Acyclovir / Q000031:analogs & derivatives* / Q000627:therapeutic use*; D000998:Antiviral Agents / Q000627:therapeutic use*; D017277:Drug Approval; D006560:Herpes Labialis / Q000188:drug therapy*; D006801:Humans; D014481:United States; D014486:United States Food and Drug Administration; D000077483:Valacyclovir; D014633:Valine / Q000031:analogs & derivatives* / Q000627:therapeutic use*
chemical_list: D000998:Antiviral Agents; D014633:Valine; D000077483:Valacyclovir; D000212:Acyclovir