For hundreds of millions of people around the world with chronic hepatitis B infection, anti-viral treatments do a good
job of keeping the virus under wraps. Anti
-viral treatments are essential in slowing damage to the liver, reducing the chance of liver cancer, and helping people live longer. But in the vast majority of cases, there is no end to the infection. If a patient stops medication for any reason, the hepatitis B virus (HBV) re-emerges.