- Conditions
- Malnutrition, Obesity, Weight Loss, Micronutrient Deficiency
- Interventions
- Small bowel length measurement
- Procedure
- Lead sponsor
- Vanderbilt University Medical Center
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 470 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2025
- U.S. locations
- 1
- States / cities
- Nashville, Tennessee
Search Results
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Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 1–24
of 233
matching trials from the live ClinicalTrials.gov search.
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- Conditions
- Gastric Bypass Surgery, Gastric Banding, Type 2 Diabetes
- Interventions
- Not listed
- Lead sponsor
- St. Luke's-Roosevelt Hospital Center
- Other
- Eligibility
- 20 Years to 60 Years
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2014
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Type 2 Diabetes Mellitus, Obesity
- Interventions
- Roux-en-Y Gastric Bypass (RYGB), Caloric Restriction, Exendin-9,39, Normal Saline
- Procedure · Behavioral · Drug
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 20 Years to 65 Years
- Enrollment
- 12 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2018
- U.S. locations
- 1
- States / cities
- Rochester, Minnesota
- Conditions
- Obesity
- Interventions
- Roux-en-Y gastric bypass surgery, Low-calorie diet
- Procedure · Behavioral
- Lead sponsor
- Washington University School of Medicine
- Other
- Eligibility
- 25 Years to 65 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2026
- U.S. locations
- 1
- States / cities
- St Louis, Missouri
- Conditions
- Biliary Disease, Pancreas Disease
- Interventions
- Laparoscopy assisted ERCP
- Procedure
- Lead sponsor
- University of Florida
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 19 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2018
- U.S. locations
- 1
- States / cities
- Gainesville, Florida
- Conditions
- Obesity, Obesity, Morbid, Obesity, Primary, Gastro-Intestinal Disorder, Overweight and Obesity, Overweight, Overweight or Obesity, Diabetes Type 2, Diabetes Mellitus, Diabetes Mellitus, Type 2, Hypertension, Hyperlipidemias, Sleep Apnea, GERD, Gastroesophageal Reflux, Musculoskeletal Pain Disorder, Cancer
- Interventions
- Blood Collection, Urine Collection, Tissue Sample Collection
- Diagnostic Test
- Lead sponsor
- Pichamol Jirapinyo, MD, MPH
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 500 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2029
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Ulcer Disease After Gastric Bypass, Marginal Ulcer, Perforated Marginal Ulcer, Acutely Perforated Marginal Ulcer
- Interventions
- Not listed
- Lead sponsor
- University of California, San Francisco
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009
- U.S. locations
- 1
- States / cities
- Fresno, California
- Conditions
- Obesity, Type 2 Diabetes
- Interventions
- laparoscopic roux en y gastric bypass operation, medical management
- Procedure · Other
- Lead sponsor
- The Cleveland Clinic
- Other
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 18 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2017
- U.S. locations
- 1
- States / cities
- Cleveland, Ohio
- Conditions
- Obesity, Morbid, Hypertension, Bariatric Surgery Candidate
- Interventions
- Antibiotic
- Drug
- Lead sponsor
- Medical College of Wisconsin
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 23 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2020
- U.S. locations
- 1
- States / cities
- Milwaukee, Wisconsin
- Conditions
- Bariatric Surgery, Gastric Bypass, Roux-en-Y Gastric Bypass
- Interventions
- venlafaxine ER (extended-release) 75 mg
- Drug
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2015
- U.S. locations
- 1
- States / cities
- Rochester, Minnesota
- Conditions
- Type 2 Diabetes, Obesity, Bariatric Surgery
- Interventions
- Not listed
- Lead sponsor
- University of Pennsylvania
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 8 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2013
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Obesity
- Interventions
- Gastric bypass, Gastric banding
- Procedure
- Lead sponsor
- Columbia University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 236 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2003 – 2018
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Cholelithiasis, Ultrasonography, Laparoscopic Gastric Bypass
- Interventions
- Not listed
- Lead sponsor
- Gundersen Lutheran Medical Foundation
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 253 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2003 – 2011
- U.S. locations
- 1
- States / cities
- La Crosse, Wisconsin
- Conditions
- Severe Obesity, Obesity, BMI Greater Than 30
- Interventions
- Tirzepatide, Standard of Care post-gastric bypass
- Drug · Other
- Lead sponsor
- Vanderbilt University Medical Center
- Other
- Eligibility
- 25 Years to 65 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2027
- U.S. locations
- 1
- States / cities
- Nashville, Tennessee
- Conditions
- Gastrectomy, Atrial Fibrillation
- Interventions
- A mobile health platform
- Device
- Lead sponsor
- Yale University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018
- U.S. locations
- 2
- States / cities
- New Haven, Connecticut • Rochester, Minnesota
- Conditions
- Type 2 Diabetes
- Interventions
- Roux-en-Y Gastric Bypass, Laparoscopic adjustable gastric banding, Vertical Sleeve Gastrectomy
- Procedure
- Lead sponsor
- Blandine Laferrere
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 56 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2014
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Bariatric Surgery Patients
- Interventions
- Not listed
- Lead sponsor
- The University of Texas Medical Branch, Galveston
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 100 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2027
- U.S. locations
- 1
- States / cities
- Galveston, Texas
- Conditions
- Obesity
- Interventions
- Eating Behavior Evaluation, Measurement of Functional gastric volume, Measurement of gastric pouch and GJ size
- Behavioral · Other
- Lead sponsor
- Washington University School of Medicine
- Other
- Eligibility
- 21 Years to 60 Years
- Enrollment
- 2 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2016
- U.S. locations
- 1
- States / cities
- St Louis, Missouri
- Conditions
- Branched-chain Amino Acid Metabolism, Insulin Sensitivity
- Interventions
- Pre-Diabetes Group - 6-mo Aerobic and Resistance combined exercise training, GBP Group - Non-diabetics intending to undergo Gastric Bypass surgery
- Other
- Lead sponsor
- Duke University
- Other
- Eligibility
- 30 Years to 65 Years
- Enrollment
- 132 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2012 – 2013
- U.S. locations
- 1
- States / cities
- Durham, North Carolina
- Conditions
- Obesity, Osteoarthritis
- Interventions
- Not listed
- Lead sponsor
- Geisinger Clinic
- Other
- Eligibility
- 22 Years to 75 Years
- Enrollment
- 289 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2024
- U.S. locations
- 1
- States / cities
- Danville, Pennsylvania
- Conditions
- Obesity
- Interventions
- Oral Alcohol challenge test Alcohol visit first, Oral Alcohol challenge test Placebo visit first, Intravenous Alcohol Challenge Test (Clamp), Intravenous Alcohol Self-administration Test
- Other
- Lead sponsor
- University of Illinois at Urbana-Champaign
- Other
- Eligibility
- 21 Years to 64 Years · Female only
- Enrollment
- 54 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2022
- U.S. locations
- 1
- States / cities
- Urbana, Illinois
- Conditions
- Clinically Severe Obesity, Gastroesophageal Reflux Disease
- Interventions
- Not listed
- Lead sponsor
- University of California, San Francisco
- Other
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 22 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2009
- U.S. locations
- 1
- States / cities
- Fresno, California
- Conditions
- Obesity, Morbid, Metabolic Syndrome, NASH - Nonalcoholic Steatohepatitis
- Interventions
- 50 cm BP limb length, 100 cm BP limb length, 150 cm BP limb length
- Procedure
- Lead sponsor
- University of Missouri-Columbia
- Other
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 750 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2031
- U.S. locations
- 1
- States / cities
- Columbia, Missouri
- Conditions
- Severe Obesity, Bariatric Surgery
- Interventions
- Preoperative lifestyle Intervention
- Behavioral
- Lead sponsor
- Duquesne University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 300 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2013
- U.S. locations
- 1
- States / cities
- Pittsburgh, Pennsylvania