There's no known cure for hepatitis B, although the virus can be kept in check with anti-viral medicines.

VOA: standard.2010.07.26

Rather,the U.S.government is urging common-sense steps to prevent virus transmission and distributing millions of doses of anti-viral treatments to health officials nationwide.

VOA: standard.2009.04.30

We're at a point now where some really important recent discoveries have not answered all our questions, but have certainly helped take us into some new directions and really open up a new chapter in the search for additional options to prevent HIV Those recent discoveries include anti-bodies found in some HIV positive people that prevent the AIDS virus from entering cells.

VOA: standard.2010.07.15