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A Phase 4 Mechanistic Longitudinal Study to Evaluate the Impact of EARLY Risankizumab Treatment on TRM Cell Levels in Moderate-to-Severe Psoriasis

Status
Not yet recruiting
Phases
Phase 4
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2025-521424-30-00
Acronym
B25-396
Enrollment
30
Registered
2025-08-12
Start date
Unknown
Completion date
Unknown
Last updated
2025-08-12

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

Conditions

Psoriasis

Brief summary

The change in the number of epidermal and dermal CD8+CD103+ TRM cells at week 16 (compared to baseline lesional levels) in moderate to severe psoriasis patients treated with per label doses of risankizumab in early versus late treatment.

Detailed description

1. The percentage of patients with PASI 0 (complete clearance) at weeks 4, 16, 28, 40, and 52 in patients treated with per label doses of risankizumab in early versus late treatment. The percentage of patients with PASI ≤ 1 at weeks 4, 16, 28, 40, and 52 in patients treated with per label doses of risankizumab in early versus late treatment., 2. The change in the number of epidermal and dermal CD8+CD103+ TRM cells at week 16 (compared to baseline non-lesional levels) in psoriasis patients treated with per label doses of risankizumab in early versus late treatment. The reduction in the number of epidermal and dermal CD8+CD103+ TRM cells at week 52 (compared to baseline lesional and non-lesional levels) in psoriasis patients treated with per label doses of risankizumab in early versus late treatment., 3. Reduction of systemic inflammatory and CV associated biomarkers vs baseline levels at weeks 16 and 52 in early versus late treatment., 4. Safety events from week 0 to week 60 in patients receiving at least one dose of risankizumab.

Interventions

Sponsors

Icr Medical S.L.
Lead SponsorOTHER

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
The change in the number of epidermal and dermal CD8+CD103+ TRM cells at week 16 (compared to baseline lesional levels) in moderate to severe psoriasis patients treated with per label doses of risankizumab in early versus late treatment.

Secondary

MeasureTime frame
1. The percentage of patients with PASI 0 (complete clearance) at weeks 4, 16, 28, 40, and 52 in patients treated with per label doses of risankizumab in early versus late treatment. The percentage of patients with PASI ≤ 1 at weeks 4, 16, 28, 40, and 52 in patients treated with per label doses of risankizumab in early versus late treatment., 2. The change in the number of epidermal and dermal CD8+CD103+ TRM cells at week 16 (compared to baseline non-lesional levels) in psoriasis patients treated with per label doses of risankizumab in early versus late treatment. The reduction in the number of epidermal and dermal CD8+CD103+ TRM cells at week 52 (compared to baseline lesional and non-lesional levels) in psoriasis patients treated with per label doses of risankizumab in early versus late treatment., 3. Reduction of systemic inflammatory and CV associated biomarkers vs baseline levels at weeks 16 and 52 in early versus late treatment., 4. Safety events from week 0 to week 60 in patients

Countries

Spain

Outcome results

None listed

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