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NCT07486960Active, not recruitingPhase 2

A clinical study of tulisokibart in people with psoriatic arthritis (MK-7240-015)

A Phase 2b, Randomized, Double-Blind, Placebo-Controlled Study to Evaluate the Efficacy and Safety of Tulisokibart in Participants With Psoriatic Arthritis.

Source: EU CTIS (euclinicaltrials.eu) · Last updated 21 Oct 2026

Brief summary (registry, in English)

1. To evaluate the efficacy of tulisokibart compared with placebo as assessed by the proportion of participants achieving ACR20 at Week 16.

Status (registry)
Active, not recruiting
Phase (registry)
Phase 2
Study type
Interventional
Enrollment
49 (estimated)
First submitted
8 Jan 2026
Start date
8 May 2026
Lead sponsor
Merck Sharp & Dohme LLC
EU CT number
2025-520997-21-00

What you commit to

  • Study type: Interventional · Phase 2
  • Planned participants: 49
  • 17 sites in 3 countries
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of EU CTIS (euclinicaltrials.eu). It describes the study, not your situation.

Who cannot take part

Copied verbatim from EU CTIS (euclinicaltrials.eu) and grouped by topic. Only the trial team decides who can take part.

Other illness

  • Has a skin condition diagnosis, other than psoriasis that may, in the judgment of the investigator, interfere with the assessment of psoriasis.
  • Has any active infection.
  • Has known allergies, hypersensitivity, or intolerance to tulisokibart of its excipients.

Age

  • Has any arthritis with onset before age 17 years or current diagnosis of inflammatory joint disease other than PsA (such as, but not limited to, rheumatoid arthritis, systemic lupus erythematosus, systemic sclerosis, myositis, etc), or any other conditions that may, in the judgment of the investigator, interfere with the assessment of PsA.
  • Has a history of cancer (except fully treated nonmelanoma skin cancers or cervical carcinoma in situ after complete surgical removal) and is disease free for \<5 years before Randomization.

Other

  • The main exclusion criteria include but are not limited to the following:

Who the study is looking for

  • The main inclusion criteria include but are not limited to the following:
  • Has a clinical diagnosis of PsA and fulfillment of the Classification Criteria for Psoriatic Arthritis (CASPAR) criteria at Screening, with symptom onset ≥6 months before Screening.
  • Has a diagnosis of active plaque psoriasis or documented history of plaque psoriasis.
  • Has history of biologic disease-modifying antirheumatic drug (bDMARD)-naïve or bDMARD-inadequate response/intolerant.

Age in the registry: 18 years to 80 years · Sex: All · Does not accept healthy volunteers

Full criteria on EU CTIS (euclinicaltrials.eu)

Sites (53)

Sites in registry order. Pick your city on the disease page to sort them by distance.

SiteCityCountrySite status
Centre Rhumatologie De L'Est ( Site 5201)
Coordinator of this site? Confirm its status
RimouskiCanadaUnknown status
Centre de Recherche Musculo-Squelettique ( Site 5202)
Coordinator of this site? Confirm its status
Trois-RivièresCanadaUnknown status
Clinica Dermacross ( Site 8200)
Coordinator of this site? Confirm its status
SantiagoChileUnknown status
CECIM ( Site 8205)
Coordinator of this site? Confirm its status
SantiagoChileUnknown status
Centro de Estudios GyC ( Site 8206)
Coordinator of this site? Confirm its status
SantiagoChileUnknown status
Centro Internacional de Estudios Clinicos (CIEC) ( Site 8201)
Coordinator of this site? Confirm its status
SantiagoChileUnknown status
Enroll SpA ( Site 8203)
Coordinator of this site? Confirm its status
SantiagoChileUnknown status
Bradfordhill ( Site 8212)
Coordinator of this site? Confirm its status
SantiagoChileUnknown status
Clinica de la Costa S.A.S. ( Site 8301)
Coordinator of this site? Confirm its status
BarranquillaColombiaUnknown status
Centro de investigacion en reumatologia y especialidades medicas SAS (CIREEM SAS) ( Site 8306)
Coordinator of this site? Confirm its status
BogotaColombiaUnknown status
Fundación Valle del Lili ( Site 8302)
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CaliColombiaUnknown status
Charite Universitaetsmedizin Berlin KöR
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BerlinGermanyActive, not recruiting
Rheumatologische Schwerpunktpraxis
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BerlinGermanyActive, not recruiting
Rheuma-Research Lausitz Zentrum für klinische Studien
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CottbusGermanyActive, not recruiting
MVZ Rheumatologie und Autoimmunmedizin Hamburg GmbH
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HamburgGermanyActive, not recruiting
Rheumapraxis Heidelberg
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HeidelbergGermanyActive, not recruiting
St. Elisabeth Gruppe GmbH Katholische Kliniken Rhein-Ruhr
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HerneGermanyActive, not recruiting
Hospital Universitari Vall d'Hebron
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BarcelonaSpainRecruiting
Futuremeds Spain S.L.
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MadridSpainRecruiting
Complexo Hospitalario Universitario De Santiago
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Santiago de CompostelaSpainRecruiting
Hospital Universitario Y Politecnico La Fe
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ValenciaSpainRecruiting
Szpital Uniwersytecki nr 2 im dr Jana Biziela w Bydgoszczy
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BydgoszczPolandRecruiting
Medicover Integrated Clinical Services Sp. z o.o.
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BydgoszczPolandRecruiting
Niepubliczny Zakład Opieki Zdrowotnej Bif-Med S.C.
Coordinator of this site? Confirm its status
BytomPolandRecruiting
Reumed Sp. z o.o.
Coordinator of this site? Confirm its status
LublinPolandRecruiting
Medicover Integrated Clinical Services Sp. z o.o.
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TorunPolandRecruiting
Medicover Integrated Clinical Services Sp. z o.o.
Coordinator of this site? Confirm its status
WarsawPolandRecruiting
Narodowy Instytut Geriatrii Reumatologii I Rehabilitacji Im Prof. Dr Hab. Med. Eleonory Reicher
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WarsawPolandRecruiting
Kyiv Railway Clinical Hospital No.2 of Branch Health Center of the Public Joint Stock Company Ukrain ( Site 7401)
Coordinator of this site? Confirm its status
KievUkraineUnknown status
Medical Center of Limited Liability Company "Medical Center "Consilium Medical" ( Site 7415)
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KyivUkraineUnknown status
Medical Center "Universal Clinic "Oberig" of Limited Liability Company "Kapytal" ( Site 7406)
Coordinator of this site? Confirm its status
KyivUkraineUnknown status
Edelweiss Medics ( Site 7409)
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KyivUkraineUnknown status
Lviv Clin Hospital of Planned Treatment Rehabilitation Palliative Care ( Site 7410)
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LvivUkraineUnknown status
Municipal Nonprofit Enterprise "Vinnytsia Regional Clinical Hospital n.a. M. I. Pyrohov of Vinnytsia ( Site 7400)
Coordinator of this site? Confirm its status
VinnytsiaUkraineUnknown status
Limited liability company "Medical center Health Clinic" ( Site 7412)
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VinnytsiaUkraineUnknown status
Arthritis and Rheumatic Disease Specialties ( Site 5105)
Coordinator of this site? Confirm its status
AventuraUnited StatesUnknown status
Johns Hopkins University Division of Rheumatology ( Site 5132)
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BaltimoreUnited StatesUnknown status
St. Luke's Clinic - Rheumatology - Boise ( Site 5109)
Coordinator of this site? Confirm its status
BoiseUnited StatesUnknown status
Joseph S. and Diane H. Steinberg Ambulatory Care Center ( Site 5106)
Coordinator of this site? Confirm its status
BrooklynUnited StatesUnknown status
Joint and Muscle Research Institute ( Site 5108)
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CharlotteUnited StatesUnknown status
Altoona Center for Clinical Research ( Site 5110)
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DuncansvilleUnited StatesUnknown status
Greater Houston Rheumatology ( Site 5103)
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HoustonUnited StatesUnknown status
Kansas City Physician Partners ( Site 5119)
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Kansas CityUnited StatesUnknown status
Physician Research Collaboration, LLC ( Site 5102)
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LincolnUnited StatesUnknown status
Perelman Center for Advanced Medicine ( Site 5134)
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PhiladelphiaUnited StatesUnknown status
Medvin Clinical Research - Riverside ( Site 5115)
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RiversideUnited StatesUnknown status
Arthritis and Rheumatism Associates - Rockville ( Site 5127)
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RockvilleUnited StatesUnknown status
Articularis Healthcare Group dba: Low Country Rheumatology ( Site 5128)
Coordinator of this site? Confirm its status
SummervilleUnited StatesUnknown status
Arizona Arthritis & Rheumatology Associates, P.C. ( Site 5117)
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Sun CityUnited StatesUnknown status
International Center for Research ( Site 5124)
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TampaUnited StatesUnknown status
Cohen Medical Centers ( Site 5111)
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Thousand OaksUnited StatesUnknown status
Arizona Arthritis & Rheumatology Associates, P.C. - Tucson ( Site 5120)
Coordinator of this site? Confirm its status
TucsonUnited StatesUnknown status
Medvin Clinical Research - Tujunga ( Site 5113)
Coordinator of this site? Confirm its status
TujungaUnited StatesUnknown status

This page is information, not medical advice. Discuss any trial with your doctor.