Drugs beginning with F

Famvir (famicyclovir) is an antiviral drug. Famvir slows the growth and spread of the herpes virus so that the body can fight off the infection. Famvir shortens the length of time that herpes symptoms are present. Famvir is used to treat infections caused by herpes viruses including shingles, genital herpes, and cold sores (in people with HIV).