80 Participants Needed

ORKA-001 for Plaque Psoriasis

(EVERLAST-A Trial)

Recruiting at 23 trial locations
OC
Overseen ByOruka Clinical Trials Information
Age: 18+
Sex: Any
Trial Phase: Phase 2
Sponsor: Oruka Therapeutics, Inc.
Prior Safety DataThis treatment has passed at least one previous human trial

What You Need to Know Before You Apply

What is the purpose of this trial?

This trial tests the effectiveness of a new treatment, ORKA-001, for individuals with moderate-to-severe plaque psoriasis, a skin condition that causes red, scaly patches. The study compares ORKA-001 with a placebo (a harmless pill resembling the real treatment) to evaluate its effectiveness, safety, and overall impact. Individuals with plaque psoriasis affecting more than 10% of their body, who experience regular flare-ups and are considering advanced treatments, might be suitable candidates for this trial. As a Phase 2 trial, the research focuses on assessing the treatment's effectiveness in an initial, smaller group of participants.

Do I have to stop taking my current medications for the trial?

The trial information does not specify whether you need to stop taking your current medications. It's best to discuss this with the trial coordinators or your doctor.

Is there any evidence suggesting that ORKA-001 is likely to be safe for humans?

Research has shown that ORKA-001 is generally well tolerated, with a safety profile similar to other treatments in its group, known as IL-23p19 antibodies. This indicates that its side effects are expected and comparable to those of existing treatments. Earlier studies reported that the most common side effects were mild and typical for this type of treatment. While side effects can occur, they are usually manageable. Overall, the evidence supports the safety of ORKA-001 in humans.12345

Why do researchers think this study treatment might be promising for plaque psoriasis?

Most treatments for plaque psoriasis, like biologics and systemic therapies, aim to suppress the immune system to reduce symptoms. However, ORKA-001 is unique because it targets a specific pathway involved in the inflammation process, potentially offering a more precise approach. Researchers are excited about ORKA-001 because it may provide effective relief with fewer side effects compared to broader immunosuppressants. Additionally, the potential for a novel delivery method could improve patient adherence and convenience.

What evidence suggests that ORKA-001 might be an effective treatment for plaque psoriasis?

Studies have shown that ORKA-001, a new treatment tested in this trial, holds promise for treating moderate-to-severe plaque psoriasis. Research indicates that patients receiving ORKA-001 have shown significant improvements, with some experiencing complete clearance of their psoriasis. The treatment lasts about 100 days, longer than similar treatments like risankizumab, potentially requiring fewer doses. Early trial findings have been positive, demonstrating good results in reducing psoriasis symptoms.12356

Are You a Good Fit for This Trial?

Adults with moderate-to-severe plaque psoriasis can join this trial. Specific eligibility details are not provided, but typically participants must meet certain health criteria and not have conditions that could interfere with the study or pose a risk.

Inclusion Criteria

My psoriasis is severe, covering 10% or more of my body.
I am eligible for treatment with medication or light therapy.
I am 18 years old or older.
See 2 more

Exclusion Criteria

A known hypersensitivity to any components of the ORKA-001 drug product
Women who are breastfeeding or plan to breastfeed during the study
My psoriasis is not the common plaque type.
See 2 more

Timeline for a Trial Participant

Screening

Participants are screened for eligibility to participate in the trial

2-4 weeks

Induction

Participants receive ORKA-001 or placebo per protocol Induction regimen

16 weeks

Maintenance

Participants continue with ORKA-001 or placebo based on protocol defined response

36 weeks

Follow-up

Participants are monitored for safety and effectiveness after treatment

4 weeks

Open-label extension (optional)

Participants may opt into continuation of treatment long-term

Long-term

What Are the Treatments Tested in This Trial?

Interventions

  • ORKA-001
Trial Overview The trial is testing ORKA-001, a potential new treatment for plaque psoriasis. Participants will receive either an induction dose followed by maintenance doses of ORKA-001 or a placebo to compare effectiveness and safety.
How Is the Trial Designed?
5Treatment groups
Experimental Treatment
Placebo Group
Group I: (Maintenance Period - Arm 2) ORKA-001Experimental Treatment1 Intervention
Group II: (Maintenance Period - Arm 1) ORKA-001Experimental Treatment1 Intervention
Group III: (Induction Period) ORKA-001Experimental Treatment1 Intervention
Group IV: (Maintenance Period - Arm 3) PlaceboPlacebo Group1 Intervention
Group V: (Induction Period) PlaceboPlacebo Group1 Intervention

Find a Clinic Near You

Who Is Running the Clinical Trial?

Oruka Therapeutics, Inc.

Lead Sponsor

Trials
1
Recruited
20+

Citations

Oruka Therapeutics Announces Positive Interim Phase 1 ...PK: ORKA-001 showed a half-life of approximately 100 days, greater than three times that of risankizumab, and a Cmax that exceeded risankizumab ...
Study Details | NCT07090330 | ORKA-001 Versus Placebo ...This is a proof-of-concept study evaluating ORKA-001 in patients with moderate-to-severe psoriasis with study drug administration divided into an Induction ...
ORKA-001 Advances Toward Yearly DosingPatients with moderate to severe plaque psoriasis will receive 600 mg of ORKA-001 at weeks 0 and 4, with a PASI score of 100 (ie, complete ...
IL-23 Inhibitor ORKA-001 Shows Promise in Plaque ...Positive interim results were posted from the phase 1 trial of ORKA-001, an IL-23p19 antibody for the treatment of plaque psoriasis.
Oruka Therapeutics Reports Second Quarter 2025 Financial ...The Company expects to share efficacy and response duration data from EVERLAST-A in 2H 2026. Psoriasis trials historically have low placebo ...
Phase 1 Clinical Data of ORKA-001, a Novel Half-Life ...Phase 1 Clinical Data of ORKA-001, a. Novel Half-Life Extended IL-23p19. Monoclonal Antibody with Potential for. Once-Yearly Dosing in Plaque Psoriasis. James ...
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