A Study to Investigate the Efficacy and Safety of SAR442970 in Adult Participants With Ulcerative Colitis

Recruiting now · Phase 2 · Has a placebo group

Conditions studied: Ulcerative Colitis

In brief

This is a phase 2b, randomized, double-blind, 3-arm study for the treatment of Ulcerative Colitis. The primary objective of this study is to assess the efficacy of different doses of SAR442970 compared with placebo in participants with moderate to severe Ulcerative Colitis. The total study duration is up to 168 weeks, with a treatment period of up to 158 weeks including an open-label (OL) long-term extension (LTE) period of up to 104 weeks for eligible participants.

Key facts

Study ID

NCT06975722

Run by

Sanofi

People needed

99

Starts

2025-07-07

Expected to finish

2029-10-17

Last updated by the study team

2026-04-23

Who can join

Age: 18 and older, up to 75. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Participants are eligible to be included in the study only if all of the following criteria apply:
• Male or female participants aged 18 to 75 years inclusive, at the time of signing the informed consent
• Participants who have had clinical evidence of active UC for ≥3 months before screening and confirmed by endoscopy during the screening period
• Must have active moderate-to-severe UC at screening as defined by a modified Mayo Score (mMS) of 5 to 9 (without the Physician Global Assessment (PGA), with a minimum Rectal Bleeding (RB) subscore ≥1, a minimum Stool Frequency (SF) subscore ≥1, mMES ≥2 confirmed by central reader, a minimum sum of all subscores of 5, and a minimum disease extent of 15 cm from the anal verge
• Must have received prior treatment for UC (either "a" or "b" below or combination of both):
• History of inadequate response to, loss of response to or intolerance to standard treatment with any of the following compounds: amino-salicylates, corticosteroids, methotrexate, azathioprine, or 6-mercaptopurine, or history of corticosteroid dependence (defined as an inability to successfully taper corticosteroids without recurrence of UC) AND history of no prior exposure to Advanced Therapies (ATs), such as a biologic agent used to treat UC or advanced small molecules used to treat UC
• History of inadequate response to, loss of response to or intolerance to treatment with ≥1 approved AT such as a biologic agent used to treat UC or advanced small molecules used to treat UC
• Contraceptive use by men and women should be consistent with local regulations regarding the methods of contraception for those participating in clinical studies

You may not qualify if…

• Participants are excluded from the study if any of the following criteria apply:
• Participants with active Crohn's Disease (CD), indeterminate colitis or microscopic colitis
• Participants with fecal sample positive for culture/ova for aerobic pathogens or positive for Clostridium difficile B toxin in stools
• Participant with ostomy or ileoanal pouch, prior colectomy or anticipated colectomy during their participation in the study
• Participants with the following ongoing known complications of UC: fulminant disease, toxic megacolon or colonic dysplasia except for adenoma
• Participants with intestinal failure or short bowel syndrome requiring Total Parenteral Nutrition
• History of recurrent or recent serious infection within 4 weeks of screening, or infection(s) requiring hospitalization or treatment with IV anti-infectives within 30 days prior to baseline, or infections(s) requiring oral anti-infectives within 14 days prior to baseline, except as required as part of an anti-Tuberculosis (TB) regimen
• Known history of or suspected significant current immunosuppression.
• History or solid organ transplant or splenectomy
• History of moderate to severe congestive heart failure (New York Health Association Class III or IV), or recent cerebrovascular accident.
• History of demyelinating disease (including myelitis) or neurologic symptoms suggestive of demyelinating disease
• Participants with a history of malignancy or lymphoproliferative disease other than adequately treated localized carcinoma in situ of the cervix or nonmetastatic squamous cell carcinoma, or nonmetastatic basal cell carcinoma of the skin
• Participants with a diagnosis of inflammatory conditions other than UC (including but not limited to systemic lupus erythematosus, systemic sclerosis, myositis, rheumatoid arthritis, primary biliary cirrhosis, multiple sclerosis, Behcet's disease, sarcoidosis, etc.)
• History of Human Immunodeficiency Virus (HIV) infection or positive HIV serology at Screening
• History of Interstitial Lung Disease
• Participants with any of the following results at Screening:
• Positive (or indeterminate) Hepatitis B surface antigen (HBs Ag) or,
• Positive total Hepatitis B core antibody (anti-HBc) confirmed by positive Hepatitis B Virus (HBV) Deoxyribonucleic acid (DNA) or,
• Positive Hepatitis C Virus (HCV) antibody
• Screening laboratory and other analyses showing abnormal results
• History of any other condition which, in the opinion of the Investigator, would put the participant at risk by participation in the protocol
• The above information is not intended to contain all considerations relevant to a participant's potential participation in a clinical trial.

Where it is running

• Investigational Site Number: 8400006 — Lancaster, California, United States (enrolling)
• Investigational Site Number: 8400025 — Thousand Oaks, California, United States (enrolling)
• Investigational Site Number: 8400024 — Jacksonville, Florida, United States (enrolling)
• Investigational Site Number: 8400030 — Kissimmee, Florida, United States (enrolling)
• Investigational Site Number: 8400003 — Lighthouse PT, Florida, United States (enrolling)
• Investigational Site Number: 8400001 — Miami, Florida, United States (enrolling)
• Investigational Site Number: 8400011 — Miami, Florida, United States (enrolling)
• Investigational Site Number: 8400010 — Palmetto Bay, Florida, United States (enrolling)
• Investigational Site Number: 8400019 — Tampa, Florida, United States (enrolling)
• Investigational Site Number: 8400018 — Marietta, Georgia, United States (enrolling)
• Investigational Site Number: 8400005 — Iowa City, Iowa, United States (enrolling)
• Investigational Site Number: 8400017 — Boston, Massachusetts, United States (enrolling)
• Investigational Site Number: 8400012 — Wyoming, Michigan, United States (enrolling)
• Investigational Site Number: 8400014 — St Louis, Missouri, United States (enrolling)
• Investigational Site Number: 8400021 — New York, New York, United States (enrolling)
• Investigational Site Number: 8400029 — Queens Village, New York, United States (enrolling)
• Investigational Site Number: 8400002 — Chapel Hill, North Carolina, United States (enrolling)
• Investigational Site Number: 8400013 — Harrisburg, Pennsylvania, United States (enrolling)
• Investigational Site Number: 8400023 — Houston, Texas, United States (enrolling)
• Investigational Site Number: 8400007 — Ogden, Utah, United States (enrolling)
• Investigational Site Number: 0360003 — Brisbane, Queensland, Australia (enrolling)
• Investigational Site Number: 0360001 — Clayton, Victoria, Australia (enrolling)
• Investigational Site Number: 1560004 — Huizhou, Ghangdong, China (enrolling)
• Investigational Site Number: 1560005 — Guangzhou, Guangdong, China (enrolling)
• Investigational Site Number: 8400009 — Escondido, California, United States (enrolling)

Full record on ClinicalTrials.gov

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