{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Oral+Glucose+Tolerance+Test&page=7",
    "query": {
      "intervention": "Oral Glucose Tolerance Test",
      "page": 7
    },
    "page_size": 10
  },
  "pagination": {
    "page": 7,
    "page_size": 10,
    "total_count": 173,
    "total_pages": 18,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Oral+Glucose+Tolerance+Test&page=8&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Oral+Glucose+Tolerance+Test&page=6&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-09T19:26:05.633Z",
  "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": "NCT01326533",
      "title": "Reducing Risk of Type 2 Diabetes: Hydroxychloroquine Use in Pre-Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pre-diabetes"
      ],
      "interventions": [
        {
          "name": "hydroxychloroquine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 32,
      "start_date": "2011-03",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2016-02-26",
      "last_synced_at": "2026-10-09T19:26:05.633Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01326533"
    },
    {
      "nct_id": "NCT03961516",
      "title": "Glycemic Characterization and Pancreatic Imaging Correlates in Cystic Fibrosis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cystic Fibrosis",
        "Cystic Fibrosis-related Diabetes",
        "Cystic Fibrosis Liver Disease",
        "Pancreatic Steatosis",
        "Hepatic Steatosis"
      ],
      "interventions": [
        {
          "name": "Frequently Sampled Oral Glucose Tolerance Test and CGM",
          "type": "DEVICE"
        },
        {
          "name": "MRI Pancreas and Liver",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "RADIATION"
      ],
      "sponsor": "University Hospitals Cleveland Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "6 Years to 40 Years"
      },
      "enrollment_count": 34,
      "start_date": "2019-05-01",
      "completion_date": "2021-08-30",
      "has_results": false,
      "last_update_posted_date": "2022-05-20",
      "last_synced_at": "2026-10-09T19:26:05.633Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03961516"
    },
    {
      "nct_id": "NCT02254317",
      "title": "Dose-dependent Effect of Grape Seed Extract on Glucose Control in People With Impaired Glucose Tolerance",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Impaired Glucose Tolerance"
      ],
      "interventions": [
        {
          "name": "0 mg placebo",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "300 mg GSE",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "600 mg GSE",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "900 mg GSE",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Clinical Nutrition Research Center, Illinois Institute of Technology",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "40 Years to 65 Years"
      },
      "enrollment_count": 16,
      "start_date": "2014-09-15",
      "completion_date": "2015-07-01",
      "has_results": false,
      "last_update_posted_date": "2021-01-28",
      "last_synced_at": "2026-10-09T19:26:05.633Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02254317"
    },
    {
      "nct_id": "NCT07494084",
      "title": "Sleep Loss and Circadian Misalignment - Mechanisms of Insulin Resistance",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Shift Work Schedule",
        "Circadian Rhythm",
        "Insulin Resistance",
        "Circadian Misalignment"
      ],
      "interventions": [
        {
          "name": "Metyrapone And Hydrocortisone",
          "type": "DRUG"
        },
        {
          "name": "Dextrose",
          "type": "DRUG"
        },
        {
          "name": "insulin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 48,
      "start_date": "2026-07-16",
      "completion_date": "2029-07",
      "has_results": false,
      "last_update_posted_date": "2026-09-18",
      "last_synced_at": "2026-10-09T19:26:05.633Z",
      "location_count": 1,
      "location_summary": "Spokane, Washington",
      "locations": [
        {
          "city": "Spokane",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07494084"
    },
    {
      "nct_id": "NCT02999321",
      "title": "The Effects of Aspartame on Appetite, Body Composition and Oral Glucose Tolerance",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Oral Glucose Tolerance"
      ],
      "interventions": [
        {
          "name": "aspartame",
          "type": "OTHER"
        },
        {
          "name": "water",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Purdue University",
      "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": 93,
      "start_date": "2016-08-17",
      "completion_date": "2017-05-05",
      "has_results": false,
      "last_update_posted_date": "2018-01-18",
      "last_synced_at": "2026-10-09T19:26:05.633Z",
      "location_count": 1,
      "location_summary": "West Lafayette, Indiana",
      "locations": [
        {
          "city": "West Lafayette",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02999321"
    },
    {
      "nct_id": "NCT01879033",
      "title": "Endothelial Function in Obese Adolescents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insulin Resistance",
        "Glucose Intolerance",
        "Obesity",
        "Atherosclerosis"
      ],
      "interventions": [
        {
          "name": "Reactive hyperemia peripheral artery tonometry (Rh-PAT)",
          "type": "OTHER"
        },
        {
          "name": "Blood levels for glucose, insulin, lipids and adipocytokines",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Montefiore Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "12 Years to 18 Years"
      },
      "enrollment_count": 60,
      "start_date": "2011-03",
      "completion_date": "2014-01",
      "has_results": false,
      "last_update_posted_date": "2019-01-22",
      "last_synced_at": "2026-10-09T19:26:05.633Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01879033"
    },
    {
      "nct_id": "NCT00887302",
      "title": "Metabolomics of Roux-en-Y Gastric Bypass (RYGB) With Gastrostomy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Type II Diabetes Mellitus",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Gastric Band",
          "type": "PROCEDURE"
        },
        {
          "name": "Gastric Sleeve",
          "type": "PROCEDURE"
        },
        {
          "name": "Gastrostomy Tube",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "East Carolina University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 60 Years · Female only"
      },
      "enrollment_count": 13,
      "start_date": "2009-03-25",
      "completion_date": "2012-10-12",
      "has_results": false,
      "last_update_posted_date": "2023-10-06",
      "last_synced_at": "2026-10-09T19:26:05.633Z",
      "location_count": 1,
      "location_summary": "Greenville, North Carolina",
      "locations": [
        {
          "city": "Greenville",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00887302"
    },
    {
      "nct_id": "NCT00876928",
      "title": "Vitamin D in Minorities With Prediabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pre-diabetes"
      ],
      "interventions": [
        {
          "name": "vitamin D",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Charles Drew University of Medicine and Science",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 117,
      "start_date": "2009-03",
      "completion_date": "2012-06",
      "has_results": true,
      "last_update_posted_date": "2013-06-14",
      "last_synced_at": "2026-10-09T19:26:05.633Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00876928"
    },
    {
      "nct_id": "NCT01371045",
      "title": "Oral Glucose Tolerance Testing (OGTT) on Patients Taking Somatostatin Analogs",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acromegaly"
      ],
      "interventions": [
        {
          "name": "Oral Glucose Tolerance Test (OGTT)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Cedars-Sinai Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2011-06",
      "completion_date": "2019-06",
      "has_results": false,
      "last_update_posted_date": "2025-02-13",
      "last_synced_at": "2026-10-09T19:26:05.633Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01371045"
    },
    {
      "nct_id": "NCT06003153",
      "title": "GLUCOSE-MGH: Genetic Links Understood Through Challenge With Oral Semaglutide Exposure at MGH",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Genetic Predisposition",
        "Metabolic Diseases",
        "Type 2 Diabetes"
      ],
      "interventions": [
        {
          "name": "oral semaglutide",
          "type": "DRUG"
        },
        {
          "name": "Mixed Meal Tolerance Test (MMTT)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Massachusetts General Hospital",
      "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": 125,
      "start_date": "2024-03-12",
      "completion_date": "2027-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-08",
      "last_synced_at": "2026-10-09T19:26:05.633Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06003153"
    }
  ]
}