3 af de 10 forsøgspersoner oplevede forbigående, asymptomatisk transaminasestigning (≤3 gange den øvre referenceværdi).
No dose limiting toxicity was observed in a study of 10 healthy subjects administered a loading dose of 260 mg followed by 130 mg daily; 3 of the 10 subjects experienced transient, asymptomatic transaminase elevations (≤ 3 x Upper Limit of Normal (ULN)).