{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Roux-en-Y+Gastric+Bypass&page=2",
    "query": {
      "condition": "Roux-en-Y Gastric Bypass",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Roux-en-Y+Gastric+Bypass&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-06-10T13:42:09.317Z",
  "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": "NCT01861574",
      "title": "Transcranial Magnetic Stimulation Effects on Pain Perception",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gastric Bypass Surgery Pain Management"
      ],
      "interventions": [
        {
          "name": "Real TMS 45 min",
          "type": "DEVICE"
        },
        {
          "name": "Sham TMS 45 min",
          "type": "DEVICE"
        },
        {
          "name": "Real TMS 4 Hours",
          "type": "DEVICE"
        },
        {
          "name": "Sham TMS 4 Hours",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medical University of South Carolina",
      "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": 108,
      "start_date": "2005-02",
      "completion_date": "2011-06",
      "has_results": true,
      "last_update_posted_date": "2018-09-27",
      "last_synced_at": "2026-06-10T13:42:09.317Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01861574"
    },
    {
      "nct_id": "NCT02452060",
      "title": "Study on the Use of Low Dose Ketamine After Gastric Bypass and Gastrectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Pain",
        "Postoperative Depression"
      ],
      "interventions": [
        {
          "name": "Ketamine",
          "type": "DRUG"
        },
        {
          "name": "Placebo Comparator",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "NYU Langone Health",
      "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": 90,
      "start_date": "2014-10",
      "completion_date": "2017-04-13",
      "has_results": true,
      "last_update_posted_date": "2020-03-16",
      "last_synced_at": "2026-06-10T13:42:09.317Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02452060"
    },
    {
      "nct_id": "NCT05886218",
      "title": "Quantitative Neuromuscular Monitoring and Gastric Bypass Surgery",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sugammadex"
      ],
      "interventions": [
        {
          "name": "Quantitative Neuromuscular Function Monitoring",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 215,
      "start_date": "2023-02-08",
      "completion_date": "2025-07",
      "has_results": false,
      "last_update_posted_date": "2025-05-15",
      "last_synced_at": "2026-06-10T13:42:09.317Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05886218"
    },
    {
      "nct_id": "NCT03225209",
      "title": "Medically Reproducing Bariatric Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Type 2 Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "OPTIFAST",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Moahad S Dar",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "25 Years to 70 Years"
      },
      "enrollment_count": 5,
      "start_date": "2018-01-31",
      "completion_date": "2018-10-23",
      "has_results": false,
      "last_update_posted_date": "2020-01-31",
      "last_synced_at": "2026-06-10T13:42:09.317Z",
      "location_count": 1,
      "location_summary": "Greenville, North Carolina",
      "locations": [
        {
          "city": "Greenville",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03225209"
    },
    {
      "nct_id": "NCT03091725",
      "title": "Postprandial Nutrient Homeostasis Before and After Weight Loss Induced by Low-calorie Diet or RYGB",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "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": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "25 Years to 65 Years"
      },
      "enrollment_count": 30,
      "start_date": "2017-04-25",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-03-17",
      "last_synced_at": "2026-06-10T13:42:09.317Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03091725"
    },
    {
      "nct_id": "NCT02048501",
      "title": "Changes in Gut Hormones, Body Composition and Energy Expenditure After Roux-en-Y",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Weight Loss"
      ],
      "interventions": [
        {
          "name": "Resting Metabolic Rate (RMR)",
          "type": "OTHER"
        },
        {
          "name": "Duel-energy x-ray absorptiometry (DEXA)",
          "type": "OTHER"
        },
        {
          "name": "Visual Analog Scale (VAS)",
          "type": "OTHER"
        },
        {
          "name": "Meal Stimulation Test",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Duke 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": 57,
      "start_date": "2014-01",
      "completion_date": "2015-03",
      "has_results": false,
      "last_update_posted_date": "2017-04-26",
      "last_synced_at": "2026-06-10T13:42:09.317Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02048501"
    },
    {
      "nct_id": "NCT04712526",
      "title": "Endostapler Gastric Bypass Study",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "AEON Endostapler",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Lexington Medical Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2021-01-18",
      "completion_date": "2023-12",
      "has_results": false,
      "last_update_posted_date": "2023-10-04",
      "last_synced_at": "2026-06-10T13:42:09.317Z",
      "location_count": 1,
      "location_summary": "Holyoke, Massachusetts",
      "locations": [
        {
          "city": "Holyoke",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04712526"
    },
    {
      "nct_id": "NCT01015976",
      "title": "A Preliminary Comparison of the Blood Levels of Medications in Obese Subjects Compared to Post-Gastric Bypass Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "bariatric surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Neuropsychiatric Research Institute, Fargo, North Dakota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 10,
      "start_date": "2009-02",
      "completion_date": "2010-04",
      "has_results": true,
      "last_update_posted_date": "2014-03-31",
      "last_synced_at": "2026-06-10T13:42:09.317Z",
      "location_count": 1,
      "location_summary": "Fargo, North Dakota",
      "locations": [
        {
          "city": "Fargo",
          "state": "North Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01015976"
    },
    {
      "nct_id": "NCT01040377",
      "title": "Laparoscopic Revision Gastric Bypass for Inadequate Initial Weight Loss",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Inadequate Initial Weight Loss",
        "Persistent Clinically Severe Obesity"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of California, San Francisco",
      "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": 42,
      "start_date": "2009-10",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2009-12-29",
      "last_synced_at": "2026-06-10T13:42:09.317Z",
      "location_count": 1,
      "location_summary": "Fresno, California",
      "locations": [
        {
          "city": "Fresno",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01040377"
    },
    {
      "nct_id": "NCT00960765",
      "title": "Endotoxin and Intestinal Flora Before and After Gastric Bypass or Banding in Diabetics",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity, Morbid",
        "Diabetes Mellitus, Type 2",
        "Gastric Bypass"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "CPL Associates",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "18 Years to 95 Years"
      },
      "enrollment_count": 15,
      "start_date": "2009-08",
      "completion_date": "2015-04",
      "has_results": false,
      "last_update_posted_date": "2016-01-28",
      "last_synced_at": "2026-06-10T13:42:09.317Z",
      "location_count": 2,
      "location_summary": "Buffalo, New York • Williamsville, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "Williamsville",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00960765"
    }
  ]
}