{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Gastric+Bypass+Surgery+%28laparoscopic%29",
    "query": {
      "intervention": "Gastric Bypass Surgery (laparoscopic)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 83,
    "total_pages": 9,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Gastric+Bypass+Surgery+%28laparoscopic%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-29T18:03:03.344Z",
  "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": "NCT00787670",
      "title": "Impact of GBS on CVD in Type 2 Diabetes Mellitus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Type 2 Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "Diabetes Support and Education",
          "type": "OTHER"
        },
        {
          "name": "gastric bypass surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Tissue Control Group",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 84,
      "start_date": "2008-11",
      "completion_date": "2011-08",
      "has_results": false,
      "last_update_posted_date": "2013-02-05",
      "last_synced_at": "2026-09-29T18:03:03.344Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00787670"
    },
    {
      "nct_id": "NCT01843257",
      "title": "Effects of Alcohol After Bariatric Surgery",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Alcohol challenge test Alcohol visit first",
          "type": "OTHER"
        },
        {
          "name": "Alcohol challenge test Placebo visit first",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Illinois at Urbana-Champaign",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "FEMALE",
        "summary": "21 Years to 65 Years · Female only"
      },
      "enrollment_count": 100,
      "start_date": "2013-04",
      "completion_date": "2021-09",
      "has_results": false,
      "last_update_posted_date": "2021-04-27",
      "last_synced_at": "2026-09-29T18:03:03.344Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01843257"
    },
    {
      "nct_id": "NCT01180660",
      "title": "IV Lidocaine on Postoperative Pain and QOR on Morbid Obese Patients Undergoing Bypass Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Lidocaine Infusion",
          "type": "DRUG"
        },
        {
          "name": "Normal Saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern University",
      "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": 51,
      "start_date": "2010-06",
      "completion_date": "2012-11",
      "has_results": true,
      "last_update_posted_date": "2014-08-07",
      "last_synced_at": "2026-09-29T18:03:03.344Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01180660"
    },
    {
      "nct_id": "NCT02204813",
      "title": "To Define the Role of GLP-1 for Improving Glucose Homeostasis in Humans Following Gastric Bypass Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Bypass, Gastric",
        "Roux-en-Y Gastric Bypass",
        "Vertical Sleeve Gastrectomy",
        "Gastric Banding",
        "Bariatric Surgery"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Lo-Xenin",
          "type": "DRUG"
        },
        {
          "name": "Hi-Xenin",
          "type": "DRUG"
        },
        {
          "name": "Extra Hi-Xenin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 13,
      "start_date": "2014-07",
      "completion_date": "2015-11-17",
      "has_results": false,
      "last_update_posted_date": "2018-04-27",
      "last_synced_at": "2026-09-29T18:03:03.344Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02204813"
    },
    {
      "nct_id": "NCT02328599",
      "title": "Alliance of Randomized Trials of Medicine vs Metabolic Surgery in Type 2 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Type 2 Diabetes Mellitus",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Bariatric surgery involving Roux-en-Y gastric bypass",
          "type": "PROCEDURE"
        },
        {
          "name": "Bariatric surgery involving Laparoscopic adjustable gastric banding",
          "type": "PROCEDURE"
        },
        {
          "name": "Bariatric surgery involving Laparoscopic sleeve gastrectomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Ali Aminian",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "20 Years to 65 Years"
      },
      "enrollment_count": 262,
      "start_date": "2018-04-10",
      "completion_date": "2024-02-27",
      "has_results": false,
      "last_update_posted_date": "2026-03-31",
      "last_synced_at": "2026-09-29T18:03:03.344Z",
      "location_count": 4,
      "location_summary": "Boston, Massachusetts • Cleveland, Ohio • Pittsburgh, Pennsylvania + 1 more",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02328599"
    },
    {
      "nct_id": "NCT00495599",
      "title": "Adipose Secretory Function in Patients Before & After Laparoscopic Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Cytokines assessed from fat tissue",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 107,
      "start_date": "2006-03",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2016-11-21",
      "last_synced_at": "2026-09-29T18:03:03.344Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00495599"
    },
    {
      "nct_id": "NCT02004561",
      "title": "Comparison Between Gastric Band, Laparoscopic Sleeve Gastrectomy, Gastric Bypass Surgeries",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obese Adolescents"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "19 Years",
        "sex": "ALL",
        "summary": "14 Years to 19 Years"
      },
      "enrollment_count": 26,
      "start_date": "2012-01",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2025-09-16",
      "last_synced_at": "2026-09-29T18:03:03.344Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02004561"
    },
    {
      "nct_id": "NCT01041105",
      "title": "Gastric Bypass After Previous Anti-reflux Surgery",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Clinically Severe Obesity",
        "Gastroesophageal Reflux Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 22,
      "start_date": "2008-12",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2010-01-01",
      "last_synced_at": "2026-09-29T18:03:03.344Z",
      "location_count": 1,
      "location_summary": "Fresno, California",
      "locations": [
        {
          "city": "Fresno",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01041105"
    },
    {
      "nct_id": "NCT00580762",
      "title": "Bariatric Surgery for ESRD Patients vs Control",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "ESRD"
      ],
      "interventions": [
        {
          "name": "Roux-en-y gastric bypass (RYGB)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 5,
      "start_date": "2005-10",
      "completion_date": "2011-07",
      "has_results": false,
      "last_update_posted_date": "2016-09-07",
      "last_synced_at": "2026-09-29T18:03:03.344Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00580762"
    },
    {
      "nct_id": "NCT02598531",
      "title": "Surgical Weight-Loss to Improve Functional Status Trajectories Following Total Knee Arthroplasty (SWIFT Trial)",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity",
        "Osteoarthritis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Geisinger Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "22 Years to 75 Years"
      },
      "enrollment_count": 289,
      "start_date": "2016-01",
      "completion_date": "2024-10-31",
      "has_results": false,
      "last_update_posted_date": "2025-01-22",
      "last_synced_at": "2026-09-29T18:03:03.344Z",
      "location_count": 1,
      "location_summary": "Danville, Pennsylvania",
      "locations": [
        {
          "city": "Danville",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02598531"
    }
  ]
}