bDMARDs | TNFi | IL-6 receptor inhibitors | CTLA4–Ig | Anti-CD20 | |||
---|---|---|---|---|---|---|---|
Adalimumab | Infliximab | Etanercept | Tocilizumab | Sarilumab | Abatacept | Rituximab | |
Association between the drug levels and the prediction of clinical results | |||||||
Clinical responses | â–² [94] | ||||||
Successful dose reduction | ʘ [99] | ʘ [97] | |||||
Association between the positivity of anti-drug antibodies (ADAs) and the prediction of clinical results | |||||||
Drug levels | ADAs are mostly undetectable in etanercept | ||||||
Clinical responses | ʘ [102] | ||||||
Successful drug switching | ▲ [124] ʘ [125] | ▲ [124] ▼ [149] |