IL-6

Pro-inflammatory cytokine — acute phase driver

Expression
Elevated
Evidence level
moderate
Targeted by
Tocilizumab

Role in pathogenesis

IL-6 is elevated in TRAPS and drives acute phase responses including CRP and SAA production. Tocilizumab (anti-IL-6R) has shown efficacy in case reports when IL-1 and TNF blockade failed, supporting a pathogenic role for IL-6.

Targeting drugs (1)

DrugMechanismResponseLine
TocilizumabAnti-IL-6 receptor monoclonal antibodyCase reports of efficacyAlternative

Sources (2)

DetailsLane T et al. (2011) Role of interleukin-6 in a patient with tumor necrosis factor receptor-associated periodic syndrome: assessment of outcomes following treatment with the anti-interleukin-6 receptor monoclonal antibody tocilizumab · Arthritis RheumDOI
DetailsCudrici C et al. (2020) Revisiting TNF Receptor-Associated Periodic Syndrome (TRAPS): Current Perspectives · Int J Mol SciDOI