Abstract
Entecavir (ETV) and tenofovir disoproxil fumarate (TDF) are potent antiviral agents that might have additive or synergistic antiviral activity in treatment of patients with chronic hepatitis B (CHB). We compared the efficacy and safety of ETV monotherapy with those of a combination of ETV and TDF. METHODS: We performed a randomized, open-label, multicenter, superiority study of 379 nucleos(t)ide-naive patients with hepatitis B e antigen (HBeAg)-positive (n = 264) or HBeAg-negative (n = 115) CHB. Subjects were given ETV 0.5 mg (n = 182) or a combination of ETV 0.5 mg and TDF 300 mg (n = 197) for 100 weeks. RESULTS: At week 96, comparable proportions of patients in each study arm achieved the primary end point of a level of hepatitis B virus (HBV) DNA /= 10(8) IU/mL (79 vs 62 ) and not in those with baseline levels of HBV DNA /= 10(8) IU/mL.
Original language | English |
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Pages (from-to) | 619 - 628 |
Number of pages | 10 |
Journal | Gastroenterology |
Volume | 143 |
Issue number | 3 (Art. ID: e1) |
DOIs | |
Publication status | Published - 2012 |