{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=gastric+bypass+surgery&page=3",
    "query": {
      "intervention": "gastric bypass surgery",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 238,
    "total_pages": 24,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=gastric+bypass+surgery&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=gastric+bypass+surgery&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-07T06:39:24.330Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT00572624",
      "title": "Effect of Weight Loss on Myocardial Metabolism and Cardiac Relaxation in Obese Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Gastric bypass surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "PROCEDURE"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "21 Years to 50 Years"
      },
      "enrollment_count": 51,
      "start_date": "2003-06",
      "completion_date": "2014-06",
      "has_results": true,
      "last_update_posted_date": "2017-05-15",
      "last_synced_at": "2026-10-07T06:39:24.330Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00572624"
    },
    {
      "nct_id": "NCT07530718",
      "title": "Body Composition Outcomes in MS Patients",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Pennington Biomedical Research Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2026-04-14",
      "completion_date": "2027-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-17",
      "last_synced_at": "2026-10-07T06:39:24.330Z",
      "location_count": 2,
      "location_summary": "Baton Rouge, Louisiana",
      "locations": [
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        },
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07530718"
    },
    {
      "nct_id": "NCT06059651",
      "title": "The Effects of Metabolic & Bariatric Surgery on Lipid Metabolism, Myeloid-Derived Suppressor Cells, and Cancer Cell Biology",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Metabolic & Bariatric Surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Pennington Biomedical Research Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "35 Years to 60 Years · Female only"
      },
      "enrollment_count": 11,
      "start_date": "2024-01-01",
      "completion_date": "2026-04-01",
      "has_results": true,
      "last_update_posted_date": "2026-09-15",
      "last_synced_at": "2026-10-07T06:39:24.330Z",
      "location_count": 1,
      "location_summary": "Baton Rouge, Louisiana",
      "locations": [
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06059651"
    },
    {
      "nct_id": "NCT07027969",
      "title": "Metabolic Surgery for Atrial Fibrillation Elimination",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Obesity and Obesity-related Medical Conditions"
      ],
      "interventions": [
        {
          "name": "Roux-en-Y Gastric Bypass or Sleeve Gastrectomy",
          "type": "PROCEDURE"
        },
        {
          "name": "Anti-Obesity Medication (AOM) treatment",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Ali Aminian",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 100,
      "start_date": "2026-11-01",
      "completion_date": "2030-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-17",
      "last_synced_at": "2026-10-07T06:39:24.330Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07027969"
    },
    {
      "nct_id": "NCT00531505",
      "title": "Obesity and Memory, mRNA, Body Composition, Comorbidity Scale",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity",
        "Memory Deficits"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 13,
      "start_date": "2007-03",
      "completion_date": "2008-08",
      "has_results": false,
      "last_update_posted_date": "2015-10-16",
      "last_synced_at": "2026-10-07T06:39:24.330Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00531505"
    },
    {
      "nct_id": "NCT06803888",
      "title": "Bariatric Surgery vs. Semaglutide vs. Tirzepatide",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Obesity and Obesity-related Medical Conditions"
      ],
      "interventions": [
        {
          "name": "Bariatric Surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Semaglutide",
          "type": "DRUG"
        },
        {
          "name": "Tirzepatide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Ali Aminian",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 140,
      "start_date": "2025-01-29",
      "completion_date": "2027-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-03",
      "last_synced_at": "2026-10-07T06:39:24.330Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06803888"
    },
    {
      "nct_id": "NCT04901429",
      "title": "Truncal Vagotomy in Patients Undergoing Revisional Sleeve Gastrectomy to Gastric Bypass",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "GERD"
      ],
      "interventions": [
        {
          "name": "Truncal vagotomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Baylor Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2021-07-01",
      "completion_date": "2028-08-01",
      "has_results": false,
      "last_update_posted_date": "2025-05-25",
      "last_synced_at": "2026-10-07T06:39:24.330Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04901429"
    },
    {
      "nct_id": "NCT02207777",
      "title": "Weight Loss-Independent Metabolic Effects of Roux-En-Y Gastric Bypass in Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Type 2 Diabetes"
      ],
      "interventions": [
        {
          "name": "Roux-en-Y gastric bypass surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Low-calorie diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "25 Years to 65 Years"
      },
      "enrollment_count": 65,
      "start_date": "2014-08",
      "completion_date": "2019-03",
      "has_results": false,
      "last_update_posted_date": "2025-07-20",
      "last_synced_at": "2026-10-07T06:39:24.330Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02207777"
    },
    {
      "nct_id": "NCT00432809",
      "title": "Advanced Medical Therapy Versus Advanced Medical Therapy Plus Bariatric Surgery for the Resolution of Type 2 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Mellitus, Type 2",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Gastric bypass",
          "type": "PROCEDURE"
        },
        {
          "name": "Sleeve Gastrectomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "20 Years to 60 Years"
      },
      "enrollment_count": 150,
      "start_date": "2007-02",
      "completion_date": "2016-09",
      "has_results": true,
      "last_update_posted_date": "2017-08-23",
      "last_synced_at": "2026-10-07T06:39:24.330Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00432809"
    },
    {
      "nct_id": "NCT01329692",
      "title": "Early Intervention for Morbidly Obese Patients After Roux-en-Y Gastric Bypass (RYGB) Surgery",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Weight Loss",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Lifestyle counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 8,
      "start_date": "2010-12",
      "completion_date": "2011-10",
      "has_results": false,
      "last_update_posted_date": "2012-02-08",
      "last_synced_at": "2026-10-07T06:39:24.330Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01329692"
    }
  ]
}