Famvir is used to treat viral infections caused by viruses belonging to the herpes family, to treat cold sores or oral herpes that usually appear around the lips and mouth, to control the symptoms of genital herpes and reduce the risk of transmitting it to others, especially when taken in preventive doses, to relieve the symptoms resulting from shingles infection, to prevent the recurrence of viral infections such as herpes simplex in people with a weak immune system,
Famvir to treat some other viral conditions according to the doctor's recommendations based on the type and severity of the infection.