Spondyloarthritis & psoriatic arthritis

Long-Term Safety and Efficacy of Ixekizumab in Patients With Axial Spondyloarthritis: 3-year Data From the COAST Program

J RheumatolPublished Long-term extension study of randomised controlled trials

An erratum to this article was published (J Rheumatol, May 2023 ↗)

Authors' conclusion

The 3-year safety profile of IXE in the COAST program is consistent with the previously established long-term safety profile. IXE Q4W provided sustained improvement of disease activity in patients who received treatment through 3 years.

Study context

Population
Patients with axSpA from the COAST program (COAST-V, COAST-W, COAST-X) continuing into COAST-Yreceived ≥ 1 dose of ixekizumab (IXE)
Participants
932 patients
Comparison
Ixekizumab 80 mg Q4W or Q2W, long-term
Methodological detailsopen-label extension, pooled analysis of COAST-V, COAST-W, COAST-X and COAST-Y, as-observed analysis
  • Open-label extension
  • Pooled analysis of COAST-V, COAST-W, COAST-X and COAST-Y
  • As-observed analysis

Primary result

As reported in the abstract

Efficacy in patients receiving IXE Q4W · 3 years
  • All patient groups receiving IXE Q4W saw sustained improvements in ASDAS, clinically important improvement, and other efficacy end points
  • Data summarized as observed

Safety

Treatment-emergent adverse events (TEAEs) · 3 years

Incidence rate (IR) per 100 patient-years (PYs)
38.0
  • Majority mild or moderate in severity

Infections (most frequent TEAE) · 3 years

IR per 100 PYs
25.7

Injection site reactions · 3 years

IR per 100 PYs
7.4

TEAEs leading to discontinuation · 3 years

Proportion of TEAEs
7.1%
IR per 100 PYs
3.1

Original publication

Long-Term Safety and Efficacy of Ixekizumab in Patients With Axial Spondyloarthritis: 3-year Data From the COAST Program. J Rheumatol. Published 15 February 2023. doi:10.3899/jrheum.221022

Composed by AI from the published abstract and checked against it. How Briefs are made →

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