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A Phase 2 Clinical Study of KHK4827

A Randomized, Double-blind, Placebo-controlled Parallel group Study in Subjects with Plaque Psoriasis

Status
Unknown
Phases
Phase 2
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2080221977
Enrollment
140
Registered
2012-12-11
Start date
2012-12-11
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

Psoriasis

Interventions

investigational material(s) Generic name etc : KHK4827 INN of investigational material : Therapeutic category code : 399 Agents affecting metabolism, n.e.c. Dosage and Administration for Investigatio

Sponsors

Kyowa Hakko Kirin Co., Ltd.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: -Subject has had stable moderate to severe plaque psoriasis for at least 6 months. -Subject has received at least one previous phototherapy or systemic psoriasis therapy or has been a candidate to receive phototherapy or systemic psoriasis therapy in the opinion of the investigator. -Subject has involved BSA of 10% or more and PASI of 12 or more at screening and at baseline.

Exclusion criteria

Exclusion criteria: -Subject diagnosed with erythrodermic psoriasis, pustular psoriasis, medication-induced, or medication-exacerbated psoriasis. -Evidence of skin conditions at the time of the screening visit (eg, eczema) that would interfere with evaluations of the effect of IP on psoriasis. -Subject has any active CTCAE grade 2 or higher infection. -Subject has a significant concurrent medical condition or laboratory abnormalities, as defined in the study protocol. -Subject has used the following therapies within 14 days of the first dose: topical calcineurin inhibitors including tacrolimus, topical vitamin A, activated form D3 or activated form D3 analogue preparations, weak through strong topical steroids (excluding application on the scalp, axillae, and groin). -Subject has used the following therapies within 28 days of the first dose: any other systemic psoriasis therapy (eg, vitamin A, calcineurin inhibitors, methotrexates, steroids), UVA therapy (with or without psoralen), very strong or strongest topical steroid, tar therapy. -Subject has used the following therapies within 3 months of the first dose: adalimumab, etanercept, infliximab, or live vaccines. -Subject has used ustekinumab within 6 months of the first dose. -Subject has previously used an anti-IL17 biologic therapy.

Design outcomes

Primary

MeasureTime frame
Efficacy Percent improvement from baseline in Psoriasis Area and Severity Index (PASI) at week 12

Secondary

MeasureTime frame
Efficacy/Safety Efficacy; -PASI 75 at Week 12 -PASI 50, 90 and 100 at Week 12 -Static physician's global assessment (sPGA) of "clear or almost clear (0 or 1)" at Week 12 - sPGA of "clear (0)"at Week 12 -Body surface area involvement (BSA) of lesion at Week 12 -ACR20 (only in subjects with psoriasis arthritis) Safety; -Incidence and types of adverse events and adverse reactions

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026