Penvir 250 mg Tablet is an antiviral medication utilized in the treatment of shingles, a herpes zoster contamination which happens in patients who have had chicken pox before. This contamination causes torment, consuming, and rankles. This medication is likewise used to treat or forestall rehash flare-ups of fever, rankles, and mouth blisters in individuals with typical resistance and wounds conformed to private parts and rectum now and again. It doesn't fix herpes disease and may not stop the spread of herpes contamination to others.