{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Vertical+Sleeve+Gastrectomy+%28VSG%29",
    "query": {
      "intervention": "Vertical Sleeve Gastrectomy (VSG)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 15,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Vertical+Sleeve+Gastrectomy+%28VSG%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-03T22:57:18.028Z",
  "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": "NCT02953587",
      "title": "Effect of Ghrelin on Glucose Metabolism After Bariatric Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Oral Glucose Tolerance Test (OGTT)",
          "type": "PROCEDURE"
        },
        {
          "name": "Human Ghrelin",
          "type": "DRUG"
        },
        {
          "name": "Saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 70,
      "start_date": "2016-09",
      "completion_date": "2023-01-30",
      "has_results": false,
      "last_update_posted_date": "2023-02-08",
      "last_synced_at": "2026-10-03T22:57:18.028Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02953587"
    },
    {
      "nct_id": "NCT03620773",
      "title": "Impact of Metabolic Surgery on Pancreatic, Renal and Cardiovascular Health in Youth With Type 2 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Type 2 Diabetes Mellitus",
        "Obesity",
        "Bariatric Surgery Candidate",
        "Nephropathy",
        "Diabetic Kidney Disease",
        "Diabetes Mellitus, Type 2",
        "Diabetes Mellitus",
        "Diabetes Complications",
        "Weight Loss",
        "Diabetic Nephropathies",
        "Adolescent Obesity",
        "Pediatric Obesity"
      ],
      "interventions": [
        {
          "name": "Aminohippurate Sodium Inj 20%",
          "type": "DRUG"
        },
        {
          "name": "Iohexol Inj 300 mg/mL",
          "type": "DRUG"
        },
        {
          "name": "Vertical Sleeve Gastrectomy",
          "type": "PROCEDURE"
        },
        {
          "name": "Renal Biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "12 Years to 21 Years"
      },
      "enrollment_count": 24,
      "start_date": "2018-10-01",
      "completion_date": "2024-09-25",
      "has_results": false,
      "last_update_posted_date": "2026-01-12",
      "last_synced_at": "2026-10-03T22:57:18.028Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03620773"
    },
    {
      "nct_id": "NCT04268849",
      "title": "Trial of IV vs Oral Iron Treatment of Iron Deficiency Anemia in the Post-Operative Bariatric Surgical Patient",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Iron Deficiency Anemia"
      ],
      "interventions": [
        {
          "name": "Ferumoxytol",
          "type": "DRUG"
        },
        {
          "name": "Saline",
          "type": "DRUG"
        },
        {
          "name": "Ferrous sulfate tablets",
          "type": "DRUG"
        },
        {
          "name": "Vitamin C",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Auerbach Hematology Oncology Associates P C",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 104,
      "start_date": "2020-02-27",
      "completion_date": "2026-02",
      "has_results": false,
      "last_update_posted_date": "2025-10-03",
      "last_synced_at": "2026-10-03T22:57:18.028Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04268849"
    },
    {
      "nct_id": "NCT03407833",
      "title": "Physiologic and Functional Adaptations of Insulin Sensitive Tissues",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Diabetes",
        "Insulin Resistance",
        "Obesity",
        "Bariatric Surgery Candidate",
        "Roux-en-y Gastric Bypass",
        "Liver Diseases"
      ],
      "interventions": [
        {
          "name": "Endoscopy biopsy",
          "type": "OTHER"
        },
        {
          "name": "Surgical biopsy",
          "type": "OTHER"
        },
        {
          "name": "Mixed-meal tolerance test",
          "type": "OTHER"
        },
        {
          "name": "Excised Liver Tissue Sampling",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 500,
      "start_date": "2018-02-13",
      "completion_date": "2028-02",
      "has_results": false,
      "last_update_posted_date": "2025-12-18",
      "last_synced_at": "2026-10-03T22:57:18.028Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03407833"
    },
    {
      "nct_id": "NCT01516320",
      "title": "Mechanisms of Diabetes Relapse After Bariatric Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type 2 Diabetes"
      ],
      "interventions": [
        {
          "name": "Roux-en-Y Gastric Bypass",
          "type": "PROCEDURE"
        },
        {
          "name": "Laparoscopic adjustable gastric banding",
          "type": "PROCEDURE"
        },
        {
          "name": "Vertical Sleeve Gastrectomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Blandine Laferrere",
      "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": 56,
      "start_date": "2009-05-13",
      "completion_date": "2014-09-01",
      "has_results": false,
      "last_update_posted_date": "2017-02-01",
      "last_synced_at": "2026-10-03T22:57:18.028Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01516320"
    },
    {
      "nct_id": "NCT02406885",
      "title": "Apixaban Pharmacokinetics in Bariatric Patients (APB)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Bariatric Surgery",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Apixaban",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins 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": 33,
      "start_date": "2017-07-19",
      "completion_date": "2020-02-01",
      "has_results": true,
      "last_update_posted_date": "2020-12-22",
      "last_synced_at": "2026-10-03T22:57:18.028Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02406885"
    },
    {
      "nct_id": "NCT03587831",
      "title": "Vertical Sleeve Gastrectomy and Lifestyle Modification for the Treatment of Non-Alcoholic Steatohepatitis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "NASH - Nonalcoholic Steatohepatitis"
      ],
      "interventions": [
        {
          "name": "Vertical Sleeve Gastrectomy",
          "type": "PROCEDURE"
        },
        {
          "name": "Lifestyle Modification Counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "30 Years to 70 Years"
      },
      "enrollment_count": 30,
      "start_date": "2021-07-01",
      "completion_date": "2026-06-03",
      "has_results": false,
      "last_update_posted_date": "2026-09-30",
      "last_synced_at": "2026-10-03T22:57:18.028Z",
      "location_count": 4,
      "location_summary": "San Francisco, California • Baton Rouge, Louisiana • Minneapolis, Minnesota",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03587831"
    },
    {
      "nct_id": "NCT02557438",
      "title": "Effects of Weight Loss Surgery on Bone Health in Adolescents",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity",
        "Surgery"
      ],
      "interventions": [
        {
          "name": "Roux-en-Y Gastric Bypass",
          "type": "PROCEDURE"
        },
        {
          "name": "Vertical Sleeve Gastrectomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "13 Years to 25 Years"
      },
      "enrollment_count": 240,
      "start_date": "2015-06-01",
      "completion_date": "2027-03-31",
      "has_results": false,
      "last_update_posted_date": "2025-09-25",
      "last_synced_at": "2026-10-03T22:57:18.028Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02557438"
    },
    {
      "nct_id": "NCT03808740",
      "title": "Orthostatic Intolerance After Bariatric Surgery",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Orthostatic Intolerance"
      ],
      "interventions": [
        {
          "name": "Atomoxetine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "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": 10,
      "start_date": "2018-07-01",
      "completion_date": "2021-05-31",
      "has_results": true,
      "last_update_posted_date": "2024-09-27",
      "last_synced_at": "2026-10-03T22:57:18.028Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03808740"
    },
    {
      "nct_id": "NCT03705416",
      "title": "Long Term Outcomes of Bariatric Patients Treated With Surgery or Endoscopy",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "GERD",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Endoscopy",
          "type": "PROCEDURE"
        },
        {
          "name": "Surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 250,
      "start_date": "2019-03-30",
      "completion_date": "2028-03-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-21",
      "last_synced_at": "2026-10-03T22:57:18.028Z",
      "location_count": 6,
      "location_summary": "Baltimore, Maryland • New Hyde Park, New York • New York, New York + 3 more",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "New Hyde Park",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03705416"
    }
  ]
}