Drug1st line2 diseases

Anakinra

IL-1 receptor antagonist

Response rate
~94%
Onset
Hours–days
Route
SC 100mg daily
Line
1st
IgM effect
No effect
Evidence level
green

Used across diseases

DiseaseResponse rateLineEvidence
Schnitzler Syndrome~94%1stgreen
Cryopyrin-Associated Periodic SyndromesSustained efficacy up to 5 years1stgreen

Evidence summary

Blocks IL-1 receptor. Cornerstone treatment — fever and rash resolve within hours, CRP normalises within days. ~94% response across all published cases.

Molecular targets

MoleculeRoleExpressionEvidence
IL-1βCentral pathogenic driverElevatedestablished

Sources (4)

G1Martinez-Taboada VM et al. (2005) First successful anakinra treatmentDOI
G5Néel A et al. (2014) Multicenter anakinra study (29 patients, France)DOI
G6Szturz P et al. (2014) Czech multicenter anakinra study (6 patients)PubMed
I9NHS England (2018) Anakinra as first-line treatment policy