8 Hepatic transaminase elevations Transient elevations in ALT/ AST > 3 x ULN were observed in 2.1% of patients on tocilizumab 8 mg/ kg compared to 4.9% of patients on MTX and in 6.5% of patients who received 8 mg/ kg tocilizumab plus DMARDs compared to 1.5% of patients on placebo plus DMARDs.