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ClinicalTrials.gov 11 recruiting now full pipeline

Bariatric Surgery Candidate: full-pipeline trial registry

11 of 30 indexed Bariatric Surgery Candidate trials are currently recruiting.

Corpus placement: #519 of 28,707 conditions by registered trial count.

30 US clinical trials · 11 currently recruiting · #519 of 28,707 conditions by registered trial count

Bariatric Surgery Candidate: 30 US clinical trials tracked, 11 recruiting.

Bariatric Surgery Candidate is the subject of 30 registered US clinical trials on ClinicalTrials.gov, 11 of them currently open to new participants. 3 are in Phase 3-4 (later-stage) and 4 in Phase 1-2 (earlier-stage). The most active sponsor is University of Chicago, running 2 of these trials.

Enrollment posture brief

Registry condition bariatric-surgery-candidate

OPEN 11 | RECR 37% | LATE 3 | EARLY 4 | RANK #519 | SPON 2

Nearest open-share peer: Bradycardia (37% recruiting · 30 trials)

AML60%Acute Myeloid Leukemia40%Bariatric Surgery Candid (th…37%Anatomic Stage IA Breast Can26.7%Adult Acute Myeloid Leukemia0%
Open-enrollment share among volume-matched conditions near Bariatric Surgery Candidate

Bariatric Surgery Candidate lists 11 open slots (37% of 30 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →

Key findings

What ClinicalTrials.gov does not surface for Bariatric Surgery Candidate on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.

  1. Bariatric Surgery Candidate is recruiting below its size-band peers.

    11 of 30 indexed trials (36.7%) are open to enrollment, against a 39.7% average across 762 conditions with 20-99 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.

  2. Sponsorship of Bariatric Surgery Candidate trials is spread across many organizations.

    University of Chicago accounts for 2 of 30 trials (6.7%). 29 distinct sponsors appear on at least one study for this condition label.

  3. Most Bariatric Surgery Candidate trials plan to enrol fewer than 100 people.

    Median target enrolment is 60 among the 29 trials that report a genuine target (sentinel values excluded). 22 of those (75.9%) plan for fewer than 100 participants.

  4. Bariatric Surgery Candidate research is mostly interventional.

    21 interventional and 9 observational studies make up this index (70% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 13Phase 21Phase 43

Open and recent trials

30 total, page 1 of 1

RECRUITING open-ended (no fixed target)

Endoscopic Bariatric Therapies (EBTs): A Retrospective and Prospective Multicenter Registry

Weill Medical College of Cornell University

NCT04494048

RECRUITING 1,000 participants

Blood Collection Biorepository for Liver Disease Research

State University of New York at Buffalo

NCT03025074

RECRUITING 300 participants

Gut Microbiota in Metabolic Surgery

Vanderbilt University Medical Center

NCT05000996

RECRUITING NA 200 participants

RemI for Post-Bariatric Surgery Weight Regain

Temple University

NCT06292936

RECRUITING 150 participants

CV Imaging of Metabolic Interventions

The Cleveland Clinic

NCT05650307

RECRUITING NA 91 participants

Effects of Assisted Robotic vs Laparoscopic Sleeve Gastrectomy

Ricard Corcelles

NCT06425016

RECRUITING 60 participants

Chronic Widespread Pain After Rapid Weight Loss in Non-Hispanic Black and Hispanic/Latino/a/x Adults

New York University

NCT06795386

RECRUITING 30 participants

ViSiGi LUX Bariatric Sizing and Calibration System

Boehringer Labs

NCT06282094

RECRUITING NA 30 participants

GI Oxalate Absorption

University of Chicago

NCT05356000

RECRUITING NA 28 participants

Gut Microbiome and Sex as Risk Factors for Kidney Stones After Bariatric Surgery

University of Chicago

NCT04590690

RECRUITING NA 15 participants

Exercise, Brain Activity, and Weight Maintenance

Joslin Diabetes Center

NCT06511310

ACTIVE NOT RECRUITING NA 106 participants

Postoperative VR for Recovery After Bariatric Surgery

Beth Israel Deaconess Medical Center

NCT04754165

ACTIVE NOT RECRUITING Phase 4 88 participants

Surgical or Medical Treatment

Children's Hospital Medical Center, Cincinnati

NCT04128995

ACTIVE NOT RECRUITING Phase 4 60 participants

Multimodal Analgesia Effect on Post Surgical Patient

University of California, Davis

NCT04240626

ACTIVE NOT RECRUITING NA 54 participants

Single Anastomosis Duodenal Ileal Bypass (SADI) for Sleeve Revision

Kaiser Permanente

NCT04165694

ACTIVE NOT RECRUITING NA 30 participants

Hepatic Energy Fluxes in NASH and NAS Patients

University of Minnesota

NCT03997422

COMPLETED Phase 4 231 participants

The Effect of Liposomal Bupivacaine on Post Operative Pain and Narcotic Use After Bariatric Surgery

University of California, San Francisco

NCT03196505

COMPLETED NA 140 participants

Effect of Exercise and Surgical Weight Loss on Polyneuropathy

University of Michigan

NCT03617185

COMPLETED 97 participants

The Collateral Impact of Bariatric Surgery on Families

Geisinger Clinic

NCT02021630

COMPLETED 97 participants

A Complex Contraception Registry

University of California, San Diego

NCT02219269

COMPLETED Phase 1 72 participants

Transversus Abdominis Plane (TAP) Block Using Liposomal Bupivacaine in Metabolic and Bariatric Surgery Patients

Wake Forest University Health Sciences

NCT05537883

COMPLETED Phase 2 61 participants

Efficacy of a Novel Multivitamin-Mineral Supplement in Preventing Vitamin Deficiency in Postoperative Bariatric Patients

Yasoo Health

NCT01475617

COMPLETED NA 60 participants

Reducing Alcohol Use Post-Bariatric Surgery

Henry Ford Health System

NCT04788316

COMPLETED NA 48 participants

Eating Mindfully to Prevent Weight Regain

University of Utah

NCT04847843

COMPLETED 31 participants

Contributing Factors in the Pathobiology of Airway Remodeling in Obesity

Duke University

NCT03115632

COMPLETED NA 30 participants

Fiber Supplementation After Bariatric Surgery

Dartmouth-Hitchcock Medical Center

NCT05653648

COMPLETED NA 28 participants

Home Hospital for Bariatric Sleeve Gastrectomy

Brigham and Women's Hospital

NCT05259111

COMPLETED Phase 1 24 participants

Impact of Metabolic Surgery on Pancreatic, Renal and Cardiovascular Health in Youth With Type 2 Diabetes

University of Colorado, Denver

NCT03620773

COMPLETED Phase 1 9 participants

Liposomal Bupivacaine for Post-operative Pain Control in Adolescent Bariatric Patients

Virginia Commonwealth University

NCT06077214

COMPLETED NA 3 participants

Effects of Wolffia Globosa (Mankai) in Patients Undergoing Bariatric Surgery.

Cleveland Clinic Florida

NCT03999632

Phase Distribution

PhaseTrial count
Phase 1 3
Phase 2 1
Phase 4 3

Named interventions

Most-linked intervention names on Bariatric Surgery Candidate records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

Bariatric Surgery Procedure
3 trials
Treatment with standard bupivacaine Drug
1 trials
Treatment with liposomal bupivacaine Drug
1 trials
Twin Labs Iron Caps Dietary supplement
1 trials
Nature Made Calcium Softgels Dietary supplement
1 trials
Flinstones Complete Dietary supplement
1 trials
AquaVanta Chewable Tablet Dietary supplement
1 trials
Home hospital Other
1 trials

US sites by state

Facility locations filed on Bariatric Surgery Candidate trials. A trial with sites in several states counts in each.

Illinois 4 trials
California 4 trials
Pennsylvania 3 trials
Ohio 3 trials
New York 3 trials
Massachusetts 3 trials
North Carolina 2 trials
Michigan 2 trials

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

What to do with this Bariatric Surgery Candidate page

30 registered trials, 11 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

  • 11 Bariatric Surgery Candidate trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
  • University of Chicago sponsors the most Bariatric Surgery Candidate trials on record, review their full trial history before evaluating a specific study. See University of Chicago's trials
  • Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide

Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.

Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Bariatric Surgery Candidate condition card totals 30 registered trials; most-linked intervention Bariatric Surgery; top US site state Illinois. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.