A Study to Evaluate the Efficacy and Safety of ESK-001 in Patients With Moderate to Severe Plaque Psoriasis

NCT ID: NCT06586112

Last Updated: 2025-11-10

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

ACTIVE_NOT_RECRUITING

Clinical Phase

PHASE3

Total Enrollment

840 participants

Study Classification

INTERVENTIONAL

Study Start Date

2024-07-25

Study Completion Date

2025-12-31

Brief Summary

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The goal of this clinical trial is to learn if ESK-001 works to treat moderate to severe plaque psoriasis. The main questions it aims to answer are:

* Does ESK-001 reduce the severity of people's psoriasis?
* How safe is ESK-001 in people with moderate to severe plaque psoriasis?

The study includes 2 comparators: a placebo control (a 'dummy' tablet that does not contain the medicine ESK-001 but looks just like it) and an active control (apremilast, which is a medicine approved to treat psoriasis).

People taking part in this study must be men or women aged at least 18 years and have had plaque psoriasis for at least 6 months, currently moderate to severe.

Participants will:

* take drug every day for 24 weeks.
* visit the clinic for checkups and tests.
* fill out questionnaires about their psoriasis, itch severity, and change in quality of life.
* be assessed for health issues and side effects, physical examinations, vital signs, heart electrical activity measurements, and psychological health.
* provide blood and urine samples.

Detailed Description

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Conditions

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Plaque Psoriasis

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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ESK-001

ESK-001 administered as an oral tablet

Group Type EXPERIMENTAL

ESK-001

Intervention Type DRUG

ESK-001

Placebo

Matching oral placebo

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Placebo

Apremilast

Apremilast administered as an oral capsule

Group Type ACTIVE_COMPARATOR

Apremilast

Intervention Type DRUG

Apremilast

Interventions

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ESK-001

ESK-001

Intervention Type DRUG

Apremilast

Apremilast

Intervention Type DRUG

Placebo

Placebo

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

1. Males or females, age ≥18 years
2. Diagnosis of plaque psoriasis for ≥6 months
3. Plaques covering ≥10% of BSA
4. PASI ≥12
5. sPGA ≥3
6. Women of childbearing potential (WOCBP) and males who are sexually active with WOCBP must agree to adhere to highly effective methods of contraception

Exclusion Criteria

1. Nonplaque psoriasis or other inflammatory skin conditions
2. immune-mediated conditions commonly associated with psoriasis (eg inflammatory bowel disease). Participants with psoriatic arthritis may participate
3. Pregnant, lactating, or planning to get pregnant during the study
4. Use of drugs prior to Study Day 1 that treat or may affect psoriasis:

* Topical within 2 weeks
* Phototherapy or any systemic treatments within 4 weeks
* Any biologic agent targeted to IL-12 or IL-23 within 6 months, oral IL-12 or IL-23 or TNFα inhibitor within 2 months, or IL-17 within 4 months
* Systemic immunosuppressants or immunomodulatory drugs within 4 weeks
* Modulators of B cells within 6 months, or T cells within 3 months
* JAK inhibitors or TYK2 inhibitors within 4 weeks
* PDE4 inhibitor within 2 months
* Any investigational agent, within 30 days or 5 half-lives or is currently enrolled in an investigational study
5. Lack of clinical response to a TYK2, IL-12, or IL-23 targeted psoriasis treatment
6. Participants with QTcF \>450 msec (males) or \>470 msec (females) at Screening
7. Unstable cardiovascular disease, defined as a recent clinical deterioration or a cardiac hospitalization within the last 3 months
8. Evidence of recent or recurrent herpes zoster or herpes simplex viral infection
9. Evidence of active infection or positive test result for hepatitis B, hepatitis C, HIV or TB
10. History of serious bacterial, fungal, or viral infections that led to hospitalization, or any recent serious infection requiring antibiotic treatment
11. Any history of known or suspected congenital or acquired immunodeficiency state or condition that would compromise the participant's immune status
12. Lab abnormalities indicating significant renal, hepatic or bone marrow dysfunction
13. History of any immune-mediated or inflammatory medical condition for which participants requires current systemic corticosteroids

\* Stable doses of inhaled corticosteroids for treatment of asthma are allowed
14. Known current malignancy or current evaluation for a potential malignancy or history of malignancy within the past 5 years prior to screening, except for adequately treated basal cell or squamous cell skin carcinoma or carcinoma in situ of the cervix
15. Live vaccines within 4 weeks prior to Study Day 1
16. Participant has planned surgery during the study period
17. Any acute or chronic illness/condition or evidence of an unstable clinical condition that, in the opinion of the Investigator, will substantially increase the risk to the participant if he or she participates in the study
18. History of mental illness within the last 5 years, unless receiving a fixed regimen of psychiatric medications for at least 6 months before screening or has not required or been prescribed any psychiatric medication within 12 months before screening
19. Evidence of severe depressive symptoms or active suicidal ideation or behavior
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Alumis Inc

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Alliance Dermatology

Phoenix, Arizona, United States

Site Status

Scottsdale Clinical Trials

Scottsdale, Arizona, United States

Site Status

Northwest Arkansas Clinical Trials Center (NWACTC), PLLC

Rogers, Arkansas, United States

Site Status

Exalt Clinical Research

Chula Vista, California, United States

Site Status

California Dermatology & Clinical Research Institute

Encinitas, California, United States

Site Status

First OC Dermatology Research Inc

Fountain Valley, California, United States

Site Status

Marvel Clinical Research, LLC

Huntington Beach, California, United States

Site Status

Sunwise Clinical Research, LLC

Lafayette, California, United States

Site Status

Wallace Medical Group Inc

Los Angeles, California, United States

Site Status

Northridge Clinical Trials - Elite Clinical Network

Northridge, California, United States

Site Status

Pasadena Clinical Trials

Pasadena, California, United States

Site Status

Therapeutics Clinical Research

San Diego, California, United States

Site Status

Unison Clinical Trials/ Shahram Jacobs MD

Sherman Oaks, California, United States

Site Status

Olive View - UCLA Education & Research Institute

Sylmar, California, United States

Site Status

California Dermatology Institute - Thousand Oaks

Thousand Oaks, California, United States

Site Status

Clearlyderm Dermatology - West Boca Raton

Boca Raton, Florida, United States

Site Status

Driven Clinical Research

Coral Gables, Florida, United States

Site Status

Jacksonville Center for Clinical Research

Jacksonville, Florida, United States

Site Status

Glick Skin Institute - Margate

Margate, Florida, United States

Site Status

San Marcus Research Clinic, Inc - Miami

Miami Lakes, Florida, United States

Site Status

Savin Medical Group LLC

Miami Lakes, Florida, United States

Site Status

Oceanic Research Group

North Miami Beach, Florida, United States

Site Status

LENUS Research

Sweetwater, Florida, United States

Site Status

Caban Skin Institute

Tampa, Florida, United States

Site Status

ForCare Medical Center

Tampa, Florida, United States

Site Status

Skin Care Physicians of Georgia - Warner Robins

Macon, Georgia, United States

Site Status

Velocity Clinical Research, Boise

Meridian, Idaho, United States

Site Status

MetroMed Clinical Trials

Chicago, Illinois, United States

Site Status

Arlington Dermatology

Rolling Meadows, Illinois, United States

Site Status

NorthShore Medical Group - Dermatology - Skokie

Skokie, Illinois, United States

Site Status

Dundee Dermatology

West Dundee, Illinois, United States

Site Status

Dawes Fretzin Clinical Research Group

Columbus, Indiana, United States

Site Status

The South Bend Clinic

South Bend, Indiana, United States

Site Status

Equity Medical - Bowling Green

Bowling Green, Kentucky, United States

Site Status

Velocity Clinical Research at The Dermatology Clinic, Baton Rouge

Baton Rouge, Louisiana, United States

Site Status

Tulane University School of Medicine

New Orleans, Louisiana, United States

Site Status

MetroBoston Clinical Partners

Brighton, Massachusetts, United States

Site Status

Cleaver Dermatology

Kirksville, Missouri, United States

Site Status

OptiSkin

New York, New York, United States

Site Status

The Ohio State University Wexner Medical Center (OSUWMC) - OSU Dermatology East - Columbus

Gahanna, Ohio, United States

Site Status

Dermatologists of Southwestern Ohio, LLC

Mason, Ohio, United States

Site Status

Unity Clinical Research (UCR)

Oklahoma City, Oklahoma, United States

Site Status

Velocity Clinical Research, Medford

Medford, Oregon, United States

Site Status

Oregon Medical Research Center

Portland, Oregon, United States

Site Status

Paddington Testing Company Inc.

Philadelphia, Pennsylvania, United States

Site Status

UPMC Department of Dermatology

Pittsburgh, Pennsylvania, United States

Site Status

Health Concepts

Rapid City, South Dakota, United States

Site Status

Discover Dermatology, LLC d/b/a Goodlettsville Dermatology Research

Goodlettsville, Tennessee, United States

Site Status

Discover Dermatology, LLC d/b/a Cumberland Skin Center for Clinical Research under Objective Health

Hermitage, Tennessee, United States

Site Status

UT Health Houston Department of Dermatology

Bellaire, Texas, United States

Site Status

Studies in Dermatology, LLC

Cypress, Texas, United States

Site Status

Reveal Research Institute

Frisco, Texas, United States

Site Status

Center for Clinical Studies - Texas Medical Center

Houston, Texas, United States

Site Status

Austin Institute for Clinical Research - Houston

Houston, Texas, United States

Site Status

University of Utah Health Care - Midvalley Health Center

Murray, Utah, United States

Site Status

Frontier Dermatology

Mill Creek, Washington, United States

Site Status

Premier Specialists

Kogarah, New South Wales, Australia

Site Status

Westmead Hospital

Westmead, New South Wales, Australia

Site Status

North Eastern Health Specialists (NEHS)

Campbelltown, South Australia, Australia

Site Status

Skin Health Institute Inc.

Carlton, Victoria, Australia

Site Status

Sinclair Dermatology

East Melbourne, Victoria, Australia

Site Status

Multiprofile Hospital for Active Treatment Dr Tota Venkova

Gabrovo, Gabrovo, Bulgaria

Site Status

Clineca

Stara Zagora, Stara Zagora, Bulgaria

Site Status

Medikal Center Kordis

Pleven, , Bulgaria

Site Status

Skin and Venereal Diseases Center EOOD

Sofia, , Bulgaria

Site Status

Diagnostic Consultative Center Aleksandrovska EOOD

Sofia, , Bulgaria

Site Status

Rejuvenation Medical Group Edmonton Downtown

Edmonton, Alberta, Canada

Site Status

Enverus Medical Research

Surrey, British Columbia, Canada

Site Status

Dermatrials Research Inc.

Hamilton, Ontario, Canada

Site Status

Centricity Research

London, Ontario, Canada

Site Status

DermEffects

London, Ontario, Canada

Site Status

Lynderm Research Inc.

Markham, Ontario, Canada

Site Status

DermEdge Research

Mississauga, Ontario, Canada

Site Status

Institute of Cosmetic & Laser Surgery

Oakville, Ontario, Canada

Site Status

The Centre for Dermatology

Richmond Hill, Ontario, Canada

Site Status

North York Research Inc.

Toronto, Ontario, Canada

Site Status

Canadian Dermatology Centre

Toronto, Ontario, Canada

Site Status

Dermatology on Bloor

Toronto, Ontario, Canada

Site Status

Alliance Clinical Trials

Waterloo, Ontario, Canada

Site Status

"Centre de Recherche Dermatologique du Quebec Metropolitain Inc."

Québec, Quebec, Canada

Site Status

Dermatologie Sima Inc.

Verdun, Quebec, Canada

Site Status

Fakultni nemocnice Plzen Dermatovenerologicka klinika

Pilsen, Bory, Czechia

Site Status

Pratia Brno s.r.o.

Brno, Moravia, Czechia

Site Status

Dermskin, s.r.o.

Olomouc, Moravia, Czechia

Site Status

Kozni ambulance Kutna Hora, s.r.o.

Kutná Hora, , Czechia

Site Status

DERMAMEDICA, s.r.o.

Náchod, , Czechia

Site Status

Nemocnice Nový Jičín, A.S.

Nový Jičín, , Czechia

Site Status

CCR Ostrava, s.r.o.

Ostrava, , Czechia

Site Status

Vesalion sro

Ostrava, , Czechia

Site Status

Pratia Pardubice a.s.

Pardubice, , Czechia

Site Status

Clintrial s.r.o.

Prague, , Czechia

Site Status

Fakultni Nemocnice Kralovske Vinohrady FNKV Dermatovenerologicka Klinika

Prague, , Czechia

Site Status

Sanatorium Profesora Arenbergera

Prague, , Czechia

Site Status

Pratia Prague, s.r.o.

Prague, , Czechia

Site Status

Praglandia

Prague, , Czechia

Site Status

Dermatologicka ambulance - Svitavy

Svitavy, , Czechia

Site Status

MUDr Radka Neumannova

Svitavy, , Czechia

Site Status

Eberhard Karls Universitaet Tuebingen Universitaets Hautklinik Tuebingen

Tübingen, Baden-Wurttemberg, Germany

Site Status

Hautarztpraxis Dr. Mihaescu

Augsburg, Bavaria, Germany

Site Status

Hautarztpraxis Mahlow

Mahlow, Brandenburg, Germany

Site Status

Universitatsklinikum Frankfurt

Frankfurt am Main, Hesse, Germany

Site Status

Fachklinik Bad Bentheim

Bad Bentheim, Lower Saxony, Germany

Site Status

Hautarztpraxis an der Hase

Bramsche, Lower Saxony, Germany

Site Status

Siteworks

Lohne, Lower Saxony, Germany

Site Status

Klinikum Bielefeld

Bielefeld, North Rhine-Westphalia, Germany

Site Status

Pro Derma

Dülmen, North Rhine-Westphalia, Germany

Site Status

Intramedis CSS

Remscheid, North Rhine-Westphalia, Germany

Site Status

Universitatsklinikum Carl Gustav Carus an der Technischen Universitat Dresden

Dresden, Saxony, Germany

Site Status

Universitatsklinikum Schleswig-Holstein

Kiel, Schleswig-Holstein, Germany

Site Status

Fukuoka University Hospital

Fukuoka, Fukuoka-shi, Japan

Site Status

Asahikawa Medical University Hospital

Asahikawa, Hokkaido, Japan

Site Status

Nihon University Itabashi Hospital

Tokyo, Itabashi-Ku, Japan

Site Status

Saruwatari Dermatology Clinic

Kagoshima, Kagoshima-Shi, Japan

Site Status

Kanto Rosai Hospital

Kanagawa, Kawasaki-shi, Japan

Site Status

Nagoya City University Hospital

Aichi, Nagoya-shi, Japan

Site Status

Okayama University Hospital

Okayama, Okayama-shi, Japan

Site Status

Osaka Metropolitan University Hospital

Osaka, Osaka-shi, Japan

Site Status

Nippon Life Hospital

Osaka, Osaka-Shi, Japan

Site Status

National Hospital Organization Sagamihara National Hospital

Kanagawa, Sagamihara, Japan

Site Status

Dermatology and Ophthalmology Kume Clinic

Osaka, Saka-Shi, Japan

Site Status

Hokkaido University Hospital

Hokkaido, Sapporo-shi, Japan

Site Status

Kindai University Hospital

Osaka, Sayama-Shi, Japan

Site Status

Tokyo Medical University Hospital

Tokyo, Shinjuku-Ku, Japan

Site Status

Osaka University Hospital

Osaka, Suita-shi, Japan

Site Status

Medical Corporation Jitai kai Tachikawa Dermatology Clinic

Tokyo, Tachikawa-shi, Japan

Site Status

Mie University Hospital

Mie, Tsu-shi, Japan

Site Status

Yamaguchi University Hospital

Yamaguchi, Ube-shi, Japan

Site Status

Yokohama City University Hospital

Kanagawa, Yokohama-shi, Japan

Site Status

Centrum Medyczne Pratia Bydgoszcz

Bydgoszcz, Kuyavian-Pomeranian Voivodeship, Poland

Site Status

Specjalistyczny Ośrodek Alergologiczno-Internistyczny "ALL-MED"

Krakow, Lesser Poland Voivodeship, Poland

Site Status

Centrum Medyczne Synexus Wroclaw

Wroclaw, Lower Silesian Voivodeship, Poland

Site Status

WroMedica

Wroclaw, Lower Silesian Voivodeship, Poland

Site Status

Diamond Clinic

Krakow, Malopolska, Poland

Site Status

MICS Medical Center Warsaw

Warsaw, Masovian Voivodeship, Poland

Site Status

FutureMeds Warszawa Centrum

Warsaw, Masovian Voivodeship, Poland

Site Status

High Med Przychodnia Specjalistyczna

Warsaw, Masovian Voivodeship, Poland

Site Status

Centrum Medyczne Reuma Park

Warsaw, Masovian Voivodeship, Poland

Site Status

RoyalDerm

Warsaw, Mazowiecke, Poland

Site Status

ClinicMed Daniluk, Nowak Spolka Komandytowa

Bialystok, Podlaskie Voivodeship, Poland

Site Status

AES Gdansk

Gdansk, Pomeranian Voivodeship, Poland

Site Status

Derm Art Institute

Gdynia, Pomeranian Voivodeship, Poland

Site Status

Centrum Medyczne Synexus Gdynia

Gdynia, Pomeranian Voivodeship, Poland

Site Status

Centrum Medyczne Angelius Provita (Angelius Provita Medical Centre)

Katowice, Silesian Voivodeship, Poland

Site Status

Laser Clinic

Szczecin, West Pomeranian Voivodeship, Poland

Site Status

Centrum Badań Klinicznych PI House Sp. Z O.O.

Gdansk, , Poland

Site Status

Pratia Małopolskie Centrum Medyczne (MCM) Kraków

Krakow, , Poland

Site Status

Rheuma Medicus

Warsaw, , Poland

Site Status

Centrum Medyczne Synexus Warszawa

Warsaw, , Poland

Site Status

Velocity Clinical Research, Skierniewice

Skierniewice, Łódź Voivodeship, Poland

Site Status

Hospital da Senhora da Oliveira

Guimarães, Braga District, Portugal

Site Status

Hospital CUF Descobertas

Lisbon, Lisbon District, Portugal

Site Status

Unidade Local de Saude Santo Antonio Hospital de Santo Antonio

Porto, Porto District, Portugal

Site Status

Chosun Universtiy Hospital

Gwangju, Dong-gu, South Korea

Site Status

Konkuk University Medical Center

Seoul, Gwangjin-gu, South Korea

Site Status

Hallym University Sacred Heart Hospital

Anyang-si, Gyeonggi-do, South Korea

Site Status

CHA Bundang Medical Center

Seongnam-si, Gyeonggi-do, South Korea

Site Status

Seoul National University Bundang Hospital

Seongnam-si, Gyeonggi-do, South Korea

Site Status

Pusan National University Hospital

Busan, , South Korea

Site Status

Kyung Hee University Medical Center

Seoul, , South Korea

Site Status

Seoul National University Hospital

Seoul, , South Korea

Site Status

Countries

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Belgium United States Australia Bulgaria Canada Czechia Germany Japan Poland Portugal South Korea

Other Identifiers

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ESK-001-016

Identifier Type: -

Identifier Source: org_study_id