Herpes Home > Clinical Effects and Treatment Guidelines for Famvir
- It comes in tablet form and is taken by mouth. For some uses, it is taken every day; for other uses, it is taken just for a day or for a week.
- The medication can be taken with or without food. If it bothers your stomach, try taking it with food.
- For the medication to work properly, it must be taken as prescribed. Make sure to take Famvir as your healthcare provider prescribes.