I studier med lamivudin- refraktoriske patienter sås under behandling ALAT- stigninger > 10 gange ULN og > 2 gange baseline hos 2% af entecavir- behandlede patienter vs 11% af lamivudin- behandlede patienter.
In studies with lamivudine-refractory patients, on treatment ALT elevations > 10 times ULN and > 2 times baseline occurred in 2% of entecavir treated patients vs 11% of lamivudine treated patients.