Condition Treated:  Tablet is an antiviral medicine used in the treatment of herpes labialis, genital herpes infection, and herpes zoster infections. It prevents the multiplication of viruses in human cells and clears up the infection.
Usage: Tablet may be taken with or without food, in the dose and duration as advised by the doctor. 
Side Effects:  common side effects like headache, vomiting, dizziness, diarrhea,  itching (pruritus), and abdominal pain.