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ClinicalTrials.gov 32 recruiting now official registry

Crohn's Disease clinical trials

Every US clinical trial registered for Crohn's Disease — phase mix, recruiting status, and the sponsors running them, straight from the NIH ClinicalTrials.gov registry.

99 US clinical trials · 32 currently recruiting

The research picture

Crohn's Disease has 99 registered US clinical trials, 32 of them open to new participants right now — about 32% of the total.

32
recruiting participants now
32%
of trials open to enrollment
45
in Phase 3–4 (later-stage)
12
top sponsor: Takeda

Counts reflect the public ClinicalTrials.gov registry as last mirrored by PlainTrial. Status and phase are reported by each study's sponsor. This is reference information, not medical advice.

Active & Recent Trials

RECRUITING Phase 3 1,200 participants

A Study to Evaluate the Efficacy and Safety of Tulisokibart (MK-7240) in Participants With Moderate to Severe Crohn's Disease (MK-7240-008)

Merck Sharp & Dohme

NCT06430801

RECRUITING Phase 3 980 participants

An Induction Study to Investigate the Efficacy and Safety of Duvakitug in Participants With Moderately to Severely Active Crohn's Disease

Sanofi

NCT07184931

RECRUITING Phase 3 671 participants

A Maintenance Study to Investigate the Efficacy and Safety of Duvakitug in Participants With Moderately to Severely Active Crohn's Disease

Sanofi

NCT07184944

RECRUITING NA 600 participants

Study of the Kono-S Anastomosis Versus the Side-to-side Functional End Anastomosis

Weill Medical College of Cornell University

NCT03256240

RECRUITING Phase 2 540 participants

Study of Targeted Therapies for the Treatment of Adult Participants With Moderate to Severe Crohn's Disease

AbbVie

NCT06548542

RECRUITING Phase 4 400 participants

A Study of Vedolizumab in Adults With Ulcerative Colitis or Crohn's Disease in the Community Setting

Takeda

NCT06581328

RECRUITING Phase 3 396 participants

A Study of Vedolizumab With and Without Upadacitinib in Adults With Crohn's Disease

Takeda

NCT06227910

RECRUITING Phase 2 385 participants

A Phase 2 Study to Evaluate MORF-057 in Adults With Moderately to Severely Active Crohn's Disease

Morphic Therapeutic, Inc. (A Wholly Owned Subsidiary of Eli Lilly and Company)

NCT06226883

RECRUITING 300 participants

Helmsley 3.0: Abbreviated MRE

Children's Hospital Medical Center, Cincinnati

NCT06533228

RECRUITING 300 participants

VOICE-Early Response to Vedolizumab and IL-23 Antagonists in Participants With Crohn's Disease: A Prospective Observational Study

Alimentiv

NCT06249555

RECRUITING Phase 3 290 participants

Mirikizumab and Tirzepatide Administered in Adult Participants With Moderately to Severely Active Crohn's Disease and Obesity or Overweight

Eli Lilly and Company

NCT06937099

RECRUITING Phase 2 268 participants

A Study on the Safety of TAK-279 and Whether it Can Reduce Inflammation in the Bowel of Participants With Moderately to Severely Active Crohn's Disease

Takeda

NCT06233461

RECRUITING Phase 2 260 participants

A Study to Investigate Efficacy and Safety of SAR441566 in Patients With Crohn's Disease.

Sanofi

NCT06637631

RECRUITING Phase 3 240 participants

A Study of Vedolizumab in Children With Ulcerative Colitis (UC) or Crohn's Disease (CD)

Takeda

NCT05442567

RECRUITING Phase 2 183 participants

A Continuation Study of TAK-279 in Adults With Ulcerative Colitis (UC) and Crohn's Disease (CD)

Takeda

NCT06764615

RECRUITING NA 170 participants

Behavioral Therapy for Crohn's Disease

Icahn School of Medicine at Mount Sinai

NCT06512597

RECRUITING Phase 3 150 participants

A Master Protocol (AMAZ): A Study of Mirikizumab (LY3074828) in Pediatric Participants With Ulcerative Colitis or Crohn's Disease (SHINE-ON)

Eli Lilly and Company

NCT04844606

RECRUITING Phase 2 140 participants

A Phase 2 Study to Evaluate Therapies for Inflammatory Bowel Disease

Mirador Therapeutics

NCT07113522

RECRUITING Phase 3 120 participants

Testing the Role of Anti-fungal Therapy in Improving the Response to Therapies for Crohn's Disease

Weill Medical College of Cornell University

NCT06274554

RECRUITING Phase 3 120 participants

A Study of Guselkumab in Pediatric Participants With Moderately to Severely Active Crohn's Disease

Janssen Research & Development

NCT05923073

RECRUITING Phase 3 112 participants

Transmural Healing and Disease-Modifying Effect of Guselkumab in Crohn's Disease Patients

Janssen-Cilag

NCT06408935

RECRUITING Phase 3 110 participants

A Study to Assess Adverse Events, Change in Disease Activity, and How Intravenous and Subcutaneous Risankizumab Moves Through the Body of Pediatric Participants With Moderately to Severely Active Crohn's Disease

AbbVie

NCT05995353

RECRUITING Phase 3 110 participants

Crohn's Disease: Efficacy, Safety, and Pharmacokinetics of Upadacitinib in Pediatric Subjects With Moderately to Severely Active Crohn's Disease

AbbVie

NCT06332534

RECRUITING Phase 4 100 participants

A Study of Vedolizumab Intravenous (IV) and Adalimumab or Vedolizumab and Ustekinumab in Adults With Crohn's Disease

Takeda

NCT06045754

RECRUITING Phase 2 99 participants

A Study to Investigate Efficacy and Safety of SAR442970 in Patients With Crohn's Disease

Sanofi

NCT06958536

RECRUITING Phase 3 90 participants

A Study of Mirikizumab (LY3074828) in Pediatric Participants With Crohn's Disease

Eli Lilly and Company

NCT05509777

RECRUITING Phase 3 70 participants

A Study of Vedolizumab in Children and Teenagers With Ulcerative Colitis or Crohn's Disease

Takeda

NCT06100289

RECRUITING Early Phase 1 45 participants

68Ga-FAPI-46 PET/CT for Assessing Small Bowel Fibrostenosis in Crohn's Disease

Mayo Clinic

NCT07273188

RECRUITING Phase 1 35 participants

An Open-Label, Proof of Consent Study of Vorinostat for the Treatment of Mdoerate-to-Severe Crohn s Disease and Maintenance Therapy With Ustekinumab

National Institute of Allergy and Infectious Diseases (NIAID)

NCT03167437

RECRUITING Phase 1 20 participants

Autologous Stem Cell Transplantation for Crohn's Disease

Paul Szabolcs

NCT00692939

RECRUITING Phase 1 20 participants

Beta-Hydroxybutyrate Feasibility Treating IBD

University of Texas at Austin

NCT06351124

RECRUITING NA 15 participants

A Pilot Study to Assess the Safety, Tolerability, and Efficacy of Virtual Reality for the Treatment of Abdominal Pain in Quiescent Crohn's Disease

Mayo Clinic

NCT06647615

ACTIVE NOT RECRUITING 15,000 participants

A 5-year Longitudinal Observational Study of Patients Undergoing Therapy for Inflammatory Bowel Disease

Target PharmaSolutions

NCT03251118

ACTIVE NOT RECRUITING 4,970 participants

A Multicenter, Prospective, Long-term, Observational Registry of Pediatric Patients With Inflammatory Bowel Disease

Janssen Biotech

NCT00606346

ACTIVE NOT RECRUITING 1,446 participants

A Non-Interventional Clinical Study to Evaluate Long-Term Safety and Effectiveness of HUMIRA (Adalimumab) in Pediatric Patients With Moderately to Severely Active Crohn's Disease (CD)

AbbVie

NCT02130362

ACTIVE NOT RECRUITING Phase 2 1,409 participants

A Study of the Efficacy and Safety of Guselkumab in Participants With Moderately to Severely Active Crohn's Disease

Janssen Research & Development

NCT03466411

ACTIVE NOT RECRUITING Phase 3 1,336 participants

A Study of the Efficacy and Safety of Risankizumab in Participants With Crohn's Disease

AbbVie

NCT03105102

ACTIVE NOT RECRUITING Phase 3 996 participants

A Long-term Extension Study of Mirikizumab (LY3074828) in Participants With Crohn's Disease

Eli Lilly and Company

NCT04232553

ACTIVE NOT RECRUITING 925 participants

OTIS Cimzia Pregnancy Registry

University of California, San Diego

NCT01797224

ACTIVE NOT RECRUITING Phase 3 747 participants

A Maintenance and Long-Term Extension Study of the Efficacy and Safety of Upadacitinib (ABT-494) in Participants With Crohn's Disease Who Completed the Studies M14-431 or M14-433

AbbVie

NCT03345823

ACTIVE NOT RECRUITING Phase 2 703 participants

A Study of Combination Therapy With Guselkumab and Golimumab in Participants With Moderately to Severely Active Crohn's Disease

Janssen Research & Development

NCT05242471

ACTIVE NOT RECRUITING Phase 3 289 participants

A Study to Assess Adverse Events and Change in Disease Activity of Risankizumab Subcutaneous Induction Treatment for Moderately to Severely Active Crohn's Disease.

AbbVie

NCT06063967

ACTIVE NOT RECRUITING Phase 4 200 participants

A Study of CDPATH™ to Help Manage and Treat Crohn's Disease

Takeda

NCT04809363

ACTIVE NOT RECRUITING Phase 2 60 participants

Seeded Cells on Matrix Plug Treating Crohn's Perianal Fistulas (STOMP-II)

Avobis Bio

NCT04847739

ACTIVE NOT RECRUITING NA 40 participants

Dietary Therapy and Gut Microbiome in Crohn's Disease and Ulcerative Colitis

Massachusetts General Hospital

NCT02412553

ACTIVE NOT RECRUITING Phase 1 7 participants

Study to Evaluate Safety, Tolerability and Efficacy of Oral E-B-FAHF-2 in Mild-to-Moderate Crohn's Disease

Icahn School of Medicine at Mount Sinai

NCT03992469

COMPLETED 200,000 participants

General Surgical Outcomes Quality Improvement Database (UH-SOCRATES)

University Hospitals Cleveland Medical Center

NCT00622557

COMPLETED Phase 3 1,158 participants

A Study of Mirikizumab (LY3074828) in Participants With Crohn's Disease

Eli Lilly and Company

NCT03926130

COMPLETED 974 participants

Study to Determine Risk Factors for Post-operative Infection in Inflammatory Bowel Disease

Icahn School of Medicine at Mount Sinai

NCT02054533

COMPLETED Phase 3 854 participants

Adalimumab for the Induction and Maintenance of Clinical Remission in Subjects With Crohn's Disease

Abbott

NCT00077779

COMPLETED Phase 3 777 participants

Long-term Safety and Tolerability Study of Adalimumab in Subjects With Crohn's Disease

Abbott

NCT00195715

COMPLETED Phase 3 769 participants

A Study to Evaluate the Safety and Efficacy of Ustekinumab in Patients With Moderately to Severely Active Crohn's Disease Who Have Failed or Are Intolerant to Tumor Necrosis Factor (TNF) Antagonist Therapy (UNITI-1)

Janssen Research & Development

NCT01369329

COMPLETED Phase 3 644 participants

Efficacy and Safety of Vedolizumab Subcutaneous (SC) as Maintenance Therapy in Crohn's Disease (CD)

Takeda

NCT02611817

COMPLETED Phase 3 624 participants

A Study of the Efficacy and Safety of Upadacitinib (ABT-494) in Participants With Moderately to Severely Active Crohn's Disease Who Have Inadequately Responded to or Are Intolerant to Biologic Therapy

AbbVie

NCT03345836

COMPLETED Phase 3 526 participants

A Study of the Efficacy and Safety of Upadacitinib in Participants With Moderately to Severely Active Crohn's Disease Who Have Inadequately Responded to or Are Intolerant to Conventional and/or Biologic Therapies

AbbVie

NCT03345849

COMPLETED Phase 3 514 participants

Study to Evaluate Efficacy and Safety of Two Drug Regimens in Subjects With Moderate to Severe Crohn's Disease

AbbVie

NCT02065570

COMPLETED 465 participants

Comparative Effectiveness of Biologics or Small Molecule Therapies in Inflammatory Bowel Disease (IBD)

University of North Carolina, Chapel Hill

NCT04852666

COMPLETED Phase 3 462 participants

A Clinical Trial of Natalizumab in Individuals With Moderately to Severely Active Crohn's Disease

Biogen

NCT00078611

COMPLETED 376 participants

Pregnancy Exposure Registry for Tysabri®

Biogen

NCT00472992

COMPLETED Phase 3 364 participants

An Efficacy and Safety Study of Omega-3 Free Fatty Acids (Epanova™) for the Maintenance of Symptomatic Remission in Subjects With Crohn's Disease

Tillotts Pharma

NCT00074542

COMPLETED Phase 3 348 participants

Telemedicine in Patients With Inflammatory Bowel Disease (TELE-IBD)

University of Maryland, Baltimore

NCT01692743

COMPLETED NA 320 participants

Trial on Impact of HealthPROMISE Mobile App on Inflammatory Bowel Disease Care and Quality of Life

Icahn School of Medicine at Mount Sinai

NCT02322307

COMPLETED Phase 3 310 participants

A follow-on Safety Study in Subjects With Crohn's Disease Who Have Previously Been Withdrawn From the Double-blind Study CDP870-031 [NCT00152490] or CDP870-032 [NCT00152425] Due to an Exacerbation of Crohn's Disease

UCB Pharma

NCT00160706

COMPLETED Phase 3 304 participants

Human Anti-TNF Monoclonal Antibody Adalimumab in Canadian Subjects With Moderate to Severe Crohn's Disease (ACCESS)

Abbott

NCT00427921

COMPLETED Phase 2 300 participants

A Study of the Human Anti-TNF Antibody Adalimumab for the Induction of Clinical Remission in Subjects With Crohn's Disease

Abbott

NCT00055523

COMPLETED Phase 3 276 participants

Remission in Subjects With Crohn's Disease, 1 Year Phase

Abbott

NCT00055497

COMPLETED Phase 2 268 participants

A Study To Monitor Long-Term Treatment With PF-00547659

Shire

NCT01298492

COMPLETED Phase 3 250 participants

Safety and Efficacy Study of Oral Ferric Maltol Compared to Intravenous Iron To Treat Iron Deficiency Anaemia in IBD

Shield Therapeutics

NCT02680756

COMPLETED Phase 3 235 participants

Study for the Treatment of Crohn's Disease With Adacolumn

Otsuka America Pharmaceutical

NCT00162942

COMPLETED Phase 3 220 participants

Demonstrate Noninferiority in Efficacy and to Assess Safety of CT-P13 in Patients With Active Crohn's Disease

Celltrion

NCT02096861

COMPLETED NA 204 participants

Evaluating a Shared Decision Making Program for Crohn's Disease

Dartmouth-Hitchcock Medical Center

NCT02084290

COMPLETED Phase 3 192 participants

Efficacy and Safety of Adalimumab in Pediatric Subjects With Moderate to Severe Crohn's Disease

Abbott

NCT00409682

COMPLETED Phase 2 180 participants

The Safety And Efficacy Of Maintenance Therapy With CP-690,550

Pfizer

NCT01393899

COMPLETED NA 140 participants

Improving Medication Adherence in Pediatric Inflammatory Bowel Disease

Children's Hospital Medical Center, Cincinnati

NCT01536509

COMPLETED Phase 2 139 participants

A Study to Investigate the Safety and Efficacy of CP-690,550 in Patients With Moderate to Severe Crohn's Disease

Pfizer

NCT00615199

COMPLETED Phase 2 121 participants

Induction and Maintenance Study of BMS-936557 in Patients With Moderate to Severely Active Crohn's Disease

Bristol-Myers Squibb

NCT01466374

COMPLETED 106 participants

Adherence to Mesalamine Profile for Patients With Inflammatory Bowel Disease

Beth Israel Deaconess Medical Center

NCT01349504

COMPLETED Phase 3 101 participants

Effect of Intravenous (IV) Vedolizumab on Mucosal Healing in Crohn's Disease

Takeda

NCT02425111

COMPLETED Phase 2 75 participants

FolateScan in Autoimmune Disease

Mayo Clinic

NCT00588393

COMPLETED Phase 1 73 participants

Dietary Treatment of Crohn's Disease

Rush University Medical Center

NCT00343642

COMPLETED Phase 3 69 participants

An Assessment of Goal-Directed Intraoperative Fluid Management in Hand Assisted Laparoscopic Colectomy

Corewell Health West

NCT00467922

COMPLETED 67 participants

Intestinal Wall Remodeling (Infliximab Therapy) in Crohn's Disease Patients Undergoing Serial Computed Tomography (CT) Enterography

Mayo Clinic

NCT00819663

COMPLETED Phase 2 60 participants

Safety and Efficacy of Natalizumab in Combination With Remicade in the Treatment of Crohn's Disease

Biogen

NCT00055536

COMPLETED Phase 2 59 participants

Long-term Safety With Vedolizumab Intravenous (IV) in Pediatric Participants With Ulcerative Colitis (UC) or Crohn's Disease (CD)

Takeda

NCT03196427

COMPLETED Phase 3 55 participants

Safety and Maintenance Study of Entocort for Children With Crohn's Disease

Padagis

NCT01453946

COMPLETED Phase 1 43 participants

Study to Evaluate Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of AMG 181.

Amgen

NCT01290042

COMPLETED Phase 1 40 participants

Use of Oral Probiotics to Reduce Urinary Oxalate Excretion

Mayo Clinic

NCT00587041

COMPLETED Phase 1 40 participants

Evaluation of a PillCam Colon Bowel Preparation Regimen in Crohn's Disease Patients

Medtronic - MITG

NCT01576120

COMPLETED Phase 2 36 participants

Induction of Clinical Response Using Rifaximin in Crohn's Disease

Scott Lee

NCT00603616

COMPLETED NA 31 participants

Protein Metabolism in Newly Diagnosed Pediatric Inflammatory Bowel Disease

Indiana University

NCT00586352

COMPLETED Phase 4 31 participants

Centocor Microarray Study of Patients

University of Rochester

NCT00462072

COMPLETED Phase 1 30 participants

Single Ascending Dose Study of Oral CPSI-2364 (Semapimod)

Ferring Pharmaceuticals

NCT00950105

COMPLETED Phase 2 30 participants

CP-461 for the Treatment of Crohn's Disease

Astellas Pharma

NCT00042055

COMPLETED Phase 1 23 participants

G-CSF to Treat Crohn's Disease

National Institute of Allergy and Infectious Diseases (NIAID)

NCT00025805

COMPLETED Phase 1 22 participants

Impact of Fecal Biotherapy (FBT) on Microbial Diversity in Patients With Moderate to Severe Inflammatory Bowel Disease

Beth Israel Deaconess Medical Center

NCT01847170

COMPLETED Phase 1 17 participants

A Multicenter, Postmarketing Study Evaluating the Concentration of Cimzia® in Mature Breast Milk of Lactating Mothers

UCB BIOSCIENCES

NCT02154425

COMPLETED Phase 2 12 participants

The Immunological and Blood Effects of STA-5326 Mesylate on Patients With Crohn's Disease

National Institute of Allergy and Infectious Diseases (NIAID)

NCT00250198

COMPLETED Phase 3 12 participants

Effect of VSL#3 on Intestinal Permeability in Pediatric Crohn's Disease

Children's Mercy Hospital Kansas City

NCT00944736

COMPLETED Phase 4 11 participants

Postmarketing Vedolizumab Milk-Only Lactation Study in Lactating Women With Active Ulcerative Colitis or Crohn's Disease

Takeda

NCT02559713

Phase Distribution

PhaseTrial count
Phase 1 13
Phase 2 21
Phase 3 40
Phase 4 5

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

Reading the Crohn's Disease Trial Landscape

ClinicalTrials.gov lists 99 US studies indexed under Crohn's Disease, and 32 of those are currently open to recruitment — roughly 32% of the total volume on the registry. That ratio is a useful proxy for activity level: a high share of recruiting studies often signals that research interest is current and that new enrollment opportunities are appearing, while a low share typically means the field is dominated by completed or follow-up work where most participant spots have already been filled. These counts reflect the public registry only and include studies at every stage of design, so they should be read as an index of research attention rather than as a measure of treatment availability.

The phase distribution for Crohn's Disease shows 45 late-stage studies (Phase 3 and Phase 4 combined) alongside 34 earlier-phase entries (Phase 1 through Phase 2). Phase 1 and Phase 2 studies focus on early safety signals, dosing, and preliminary effect, while Phase 3 studies are typically the larger efficacy and safety trials submitted toward regulatory review, and Phase 4 studies follow approved interventions in real-world use. A condition weighted toward later phases often reflects a mature research pipeline with several interventions already close to or past approval, whereas a heavier early-phase tilt suggests the field is still exploring new mechanisms and candidate approaches.

Top sponsor activity for Crohn's Disease is led by Takeda with 12 indexed trials, alongside 9 other organizations in the top contributor list. The list on this page surfaces up to 99 of the most relevant recent and active entries, ordered with recruiting studies first so practical options are visible. All figures are derived from the public ClinicalTrials.gov dataset maintained by the National Library of Medicine and are reproduced here for reference. Inclusion of a trial, sponsor, or intervention on this page is neither an endorsement nor a recommendation — eligibility, protocol changes, and site-level status can shift frequently, so always verify current details on ClinicalTrials.gov and consult a qualified healthcare provider before acting on anything you see here.

Frequently Asked Questions

How many clinical trials are there for Crohn's Disease?

PlainTrial tracks 99 US clinical trials for Crohn's Disease, of which 32 are currently recruiting participants. Data sourced from ClinicalTrials.gov.

How do I find a recruiting trial for Crohn's Disease?

Use the trial list above filtered by "Recruiting" status, or visit our trial finder at /recruiting to search by condition and state. Always discuss trial participation with your healthcare provider before enrolling.

Is this data current?

Data is sourced from ClinicalTrials.gov and reflects our most recent data pull. Trial status may have changed since then. Always verify current information at ClinicalTrials.gov before making decisions about participation.

Related

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from ClinicalTrials.gov (National Library of Medicine). Consult a qualified professional before making decisions based on this data.

Source: ClinicalTrials.gov (NIH/NLM) ClinicalTrials.gov AACT registry · 2026 Trial counts and statuses sourced from ClinicalTrials.gov. Sponsor counts include both industry and federal/academic sponsors.

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