Skip to content

A Phase 2, multicenter, randomized, double-blind, placebo-controlled, parallel-group trial to investigate the efficacy and safety of daxdilimab subcutaneous injection in reducing disease activity in adult participants with moderate-to-severe primary discoid lupus erythematosus.

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2023-509746-35-00
Acronym
HZNP-DAX-202
Enrollment
36
Registered
2024-05-30
Start date
2023-05-16
Completion date
2025-05-09
Last updated
2025-07-31

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Primary Discoid Lupus Erythematosus

Brief summary

Primary Efficacy: Mean change in CLASI-A score from Baseline (Day 1) to Week 24

Detailed description

Secondary Efficacy: Proportion of participants who achieve 0 or 1 on the CLA-IGA scale at Week 24 (5-point Likert scale [0-4])., Secondary Efficacy: Proportion of participants who achieve a ≥ 50% reduction in CLASI-A score from Baseline (Day 1) at Week 24., Secondary Efficacy: Mean change in the SADDLE from Baseline (Day 1) to Week 24., Pharmacokinetics and Immunogenicity: Serum concentration of daxdilimab over time., Pharmacokinetics and Immunogenicity: Incidence of ADA directed against daxdilimab over time., Safety: Incidence of TEAEs., Safety: Incidence of TESAEs, Safety: Incidence of TEAESIs: hypersensitivity reaction, including anaphylaxis, herpes zoster infection, serious (Grade 3 or higher) viral infection/reactivation, opportunistic infection, and malignancy (except non-melanoma skin cancer).

Interventions

DRUGPlacebo: Normal Saline - Solution for injection

Sponsors

Horizon Therapeutics Ireland Designated Activity Company
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
Primary Efficacy: Mean change in CLASI-A score from Baseline (Day 1) to Week 24

Secondary

MeasureTime frame
Secondary Efficacy: Proportion of participants who achieve 0 or 1 on the CLA-IGA scale at Week 24 (5-point Likert scale [0-4])., Secondary Efficacy: Proportion of participants who achieve a ≥ 50% reduction in CLASI-A score from Baseline (Day 1) at Week 24., Secondary Efficacy: Mean change in the SADDLE from Baseline (Day 1) to Week 24., Pharmacokinetics and Immunogenicity: Serum concentration of daxdilimab over time., Pharmacokinetics and Immunogenicity: Incidence of ADA directed against daxdilimab over time., Safety: Incidence of TEAEs., Safety: Incidence of TESAEs, Safety: Incidence of TEAESIs: hypersensitivity reaction, including anaphylaxis, herpes zoster infection, serious (Grade 3 or higher) viral infection/reactivation, opportunistic infection, and malignancy (except non-melanoma skin cancer).

Countries

Bulgaria, Czechia, Denmark, France, Germany, Greece, Poland

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026