Xynovir Tablet is an antiviral medication manufactured by Incepta Pharmaceuticals Ltd., containing Tenofovir Disoproxil Fumarate as its active ingredient. Tenofovir is an acyclic nucleotide analog of adenosine monophosphate and serves as a prodrug of Tenofovir. Upon administration, it is converted to its active form, Tenofovir diphosphate, which exhibits activity against both hepatitis B virus (HBV) polymerase and HIV reverse transcriptase.