Monotherapy with tenofovir disoproxil fumarate for multiple drug‐resistant chronic hepatitis B: 3‐year trial

Combination therapy has been recommended for the treatment of patients harboring multiple drug‐resistant hepatitis B virus (HBV). However, we recently demonstrated that monotherapy with tenofovir disoproxil fumarate (TDF) for 48 weeks displayed noninferior efficacy to TDF plus entecavir (ETV) combination therapy in patients with HBV resistant to multiple drugs, including ETV and adefovir. Nonetheless, whether prolonged TDF monotherapy would be...