title: FDA notifications. Entecavir (Baraclude®) labeling changed.
mesh_terms: D000998:Antiviral Agents / Q000009:adverse effects / Q000627:therapeutic use*; D004348:Drug Labeling / Q000331:legislation & jurisprudence*; D006147:Guanine / Q000009:adverse effects / Q000031:analogs & derivatives* / Q000627:therapeutic use; D019694:Hepatitis B, Chronic / Q000188:drug therapy*; D006801:Humans; D014481:United States; D014486:United States Food and Drug Administration
chemical_list: D000998:Antiviral Agents; C413685:entecavir; D006147:Guanine