Hepatitis A, unless fulminant, is often well tolerated during pregnancy, and most patients can be followed carefully with maternal and fetal monitoring as the illness resolves on its own. Hepatitis A vaccine would not be helpful here because she has already contracted hepatitis A. HBIG and pegylated interferon with ribavirin are treatments for hepatitis B and C, respectively. Likewise, lamivudine is a treatment for hepatitis B.