
On September 20, the FDA approved adefovir dipivoxil (Hepsera, Gilead Sciences) for the treatment of chronic hepatitis B virus (HBV) infection in adults with evidence of active liver disease. Adefovir dipivoxil is the first nucleotide analog to be approved for the treatment of chronic infection with hepatitis B. Adefovir dipivoxil is an acyclic analog of deoxyadenosine monophosphate.



