A Phase 2 Safety and Efficacy Study of Tulisokibart (MK-7240/PRA023) in Subjects With Moderately to Severely Active Ulcerative Colitis (MK-7240-005)
Launched by PROMETHEUS BIOSCIENCES, INC., A SUBSIDIARY OF MERCK & CO., INC. (RAHWAY, NEW JERSEY USA) · Aug 2, 2021
Trial Information
Current as of August 14, 2025
Completed
Keywords
ClinConnect Summary
This clinical trial is studying a medication called tulisokibart to see how safe and effective it is for people with moderately to severely active ulcerative colitis (UC), a condition that causes inflammation and ulcers in the digestive tract. The trial lasts for 12 weeks, and after that, participants have the option to continue for an additional 170 weeks. The study is currently active but not recruiting new participants.
To be eligible for this trial, individuals must have a confirmed diagnosis of ulcerative colitis and must experience moderate to severe symptoms. They should also have tried other treatments, like steroids or immunosuppressants, without success. Unfortunately, people with certain other conditions, like Crohn's disease or severe complications from UC, cannot participate. If someone joins the trial, they will receive tulisokibart and will be closely monitored for any side effects and how well the medication works for their symptoms. This study aims to find a better treatment option for those struggling with this challenging condition.
Gender
ALL
Eligibility criteria
- Inclusion Criteria:
- The main inclusion criteria include but are not limited to the following:
- • Confirmed diagnosis of ulcerative colitis (UC)
- • Has moderately to severely active UC as defined by 3-component Modified Mayo score
- • Must have corticosteroid dependence or have had no response, insufficient response, loss of response, and/or intolerance to at least one of the following therapies: corticosteroid, immunosuppressants, or an approved anti-tumor necrosis factor (anti-TNF), anti-integrin, anti-interleukin 12/23 (anti-IL12/23), Janus kinase (JAK) inhibitor, Sphingosine 1-phosphate receptor (S1PR) modulator.
- Exclusion Criteria:
- The main exclusion criteria include but are not limited to the following:
- • Has diagnosis of Crohn's disease or indeterminate colitis
- • Has current evidence of fulminant colitis, toxic megacolon, bowel perforation, total proctocoloectomy or partial colectomy
- • Has current or impending need for colostomy or ileostomy
- • Has had surgical bowel resection within 3 months before screening
- • Has past or current evidence of definite low-grade or high-grade colonic dysplasia not completely removed
About Prometheus Biosciences, Inc., A Subsidiary Of Merck & Co., Inc. (Rahway, New Jersey Usa)
Prometheus Biosciences, Inc., a subsidiary of Merck & Co., Inc. based in Rahway, New Jersey, is a biopharmaceutical company dedicated to advancing innovative therapies for autoimmune diseases. Leveraging cutting-edge science and a deep understanding of immunology, Prometheus focuses on developing precision medicines that target the underlying mechanisms of disease, aiming to improve patient outcomes and quality of life. With a commitment to research and collaboration, the company is at the forefront of transforming treatment paradigms in the autoimmune space, contributing to Merck's broader mission of transforming healthcare through scientific excellence.
Contacts
Jennifer Cobb
Immunology at National Institute of Allergy and Infectious Diseases (NIAID)
Locations
Mobile, Alabama, United States
Phoenix, Arizona, United States
Sun City, Arizona, United States
Los Angeles, California, United States
San Diego, California, United States
Bristol, Connecticut, United States
Atlanta, Georgia, United States
Arlington Heights, Illinois, United States
Glenview, Illinois, United States
Gurnee, Illinois, United States
Kansas City, Kansas, United States
Liberty, Kansas, United States
Baton Rouge, Louisiana, United States
Chevy Chase, Maryland, United States
Chesterfield, Michigan, United States
Lebanon, New Hampshire, United States
New York, New York, United States
Dublin, Ohio, United States
Germantown, Tennessee, United States
Bedford, Texas, United States
Lubbock, Texas, United States
Mansfield, Texas, United States
San Antonio, Texas, United States
Southlake, Texas, United States
Tyler, Texas, United States
Charlottesville, Virginia, United States
Tacoma, Washington, United States
Woodville, Adelaide, Australia
Kingswood, New South Wales, Australia
Old Toongabbie, New South Wales, Australia
South Brisbane, Queensland, Australia
Woolloongabba, Queensland, Australia
Adelaide, South Australia, Australia
Fitzroy, Victoria, Australia
Melbourne, Victoria, Australia
Leuven, , Belgium
Liège, , Belgium
Calgary, Alberta, Canada
Vancouver, British Columbia, Canada
Halifax, Nova Scotia, Canada
North York, Ontario, Canada
Brno, , Czechia
Hradec Králové, , Czechia
Olomouc, , Czechia
Slaný, , Czechia
Clichy, , France
Lille, , France
Nice, , France
Pierre Bénite, , France
Saint Priest En Jarez, , France
Vandœuvre Lès Nancy, , France
Tbilisi, , Georgia
Győr, Gyor Moson Sopron, Hungary
Bekescsaba, , Hungary
Budapest, , Hungary
Budapest, , Hungary
Afula, , Israel
Be'er Sheva, , Israel
H̱olon, , Israel
Jerusalem, , Israel
Petah Tikva, , Israel
Bologna, Emilia Romagna, Italy
Milano, Milan, Italy
Roma, Rome, Italy
Poznań, Greater Poland, Poland
Wloclawek, Kuuavian Pomeranian, Poland
Kraków, Lesser Poland, Poland
Wrocław, Lower Silesian, Poland
Warszawa, Masovia, Poland
Katowice, Silesian, Poland
Lublin, , Poland
Rzeszów, , Poland
Sopot, , Poland
Szczecin, , Poland
Toruń, , Poland
Warsaw, , Poland
Warsaw, , Poland
łódź, , Poland
Prescot, Merseyside, United Kingdom
London, , United Kingdom
Patients applied
Trial Officials
Medical Director
Study Director
Merck Sharp & Dohme LLC
Timeline
First submit
Trial launched
Trial updated
Estimated completion
Not reported
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