{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Glucose+tolerance+test&page=2",
    "query": {
      "intervention": "Glucose tolerance test",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 243,
    "total_pages": 25,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Glucose+tolerance+test&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Glucose+tolerance+test&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-30T05:28:56.810Z",
  "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": "NCT00283816",
      "title": "Impact of Metformin in Teens With Polycystic Ovary Syndrome (PCOS) on Oral Contraceptive Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Polycystic Ovary Syndrome"
      ],
      "interventions": [
        {
          "name": "Metformin",
          "type": "DRUG"
        },
        {
          "name": "Oral Contraceptive Pill",
          "type": "DRUG"
        },
        {
          "name": "Lifestyle Management Program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Quality of Life Questionnaire",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Oral Glucose Tolerance Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood work",
          "type": "PROCEDURE"
        },
        {
          "name": "Abdominal Ultra Sound",
          "type": "PROCEDURE"
        },
        {
          "name": "Dual-energy x-ray absorptiometry (DEXA scan)",
          "type": "PROCEDURE"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL",
        "PROCEDURE"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "18 Years",
        "sex": "FEMALE",
        "summary": "12 Years to 18 Years · Female only"
      },
      "enrollment_count": 36,
      "start_date": "2006-01",
      "completion_date": "2008-01",
      "has_results": true,
      "last_update_posted_date": "2015-05-15",
      "last_synced_at": "2026-09-30T05:28:56.810Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00283816"
    },
    {
      "nct_id": "NCT00004984",
      "title": "The Diabetes Prevention Trial of Type 1 Diabetes (DPT-1)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Diabetes Mellitus, Type 1"
      ],
      "interventions": [
        {
          "name": "Parenteral Insulin",
          "type": "DRUG"
        },
        {
          "name": "Close Observation",
          "type": "OTHER"
        },
        {
          "name": "Oral Insulin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "3 Years to 45 Years"
      },
      "enrollment_count": 711,
      "start_date": "1994-02",
      "completion_date": "2003-06",
      "has_results": false,
      "last_update_posted_date": "2020-04-24",
      "last_synced_at": "2026-09-30T05:28:56.810Z",
      "location_count": 14,
      "location_summary": "Los Angeles, California • San Francisco, California • Stanford, California + 10 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004984"
    },
    {
      "nct_id": "NCT05733455",
      "title": "Effect of Alpelisib in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Insulin Resistance",
        "Hyperinsulinemia",
        "Dyslipidemias"
      ],
      "interventions": [
        {
          "name": "Alpelisib 150 mg [Piqray], 2 overencapsulated tablets (total: 300 mg)",
          "type": "DRUG"
        },
        {
          "name": "Placebo (microcrystalline cellulose), 2 capsules",
          "type": "DRUG"
        },
        {
          "name": "FreeStyle Libre Pro",
          "type": "DEVICE"
        },
        {
          "name": "Oral glucose tolerance test (OGTT) with Trutol glucose beverage",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "BOOST Plus nutritional beverage",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE",
        "DIAGNOSTIC_TEST",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Columbia 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": 23,
      "start_date": "2023-05-09",
      "completion_date": "2023-12-01",
      "has_results": false,
      "last_update_posted_date": "2023-12-21",
      "last_synced_at": "2026-09-30T05:28:56.810Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05733455"
    },
    {
      "nct_id": "NCT02052479",
      "title": "Insulin Differences Between African-American and Caucasian Female Adolescents With Polycystic Ovary Syndrome (PCOS)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Polycystic Ovary Syndrome",
        "PCOS"
      ],
      "interventions": [
        {
          "name": "Frequently Sampled Intravenous Glucose Tolerance Test (FSIVGTT)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Nationwide Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "18 Years",
        "sex": "FEMALE",
        "summary": "12 Years to 18 Years · Female only"
      },
      "enrollment_count": 12,
      "start_date": "2014-01",
      "completion_date": "2015-06",
      "has_results": false,
      "last_update_posted_date": "2019-10-07",
      "last_synced_at": "2026-09-30T05:28:56.810Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02052479"
    },
    {
      "nct_id": "NCT01808846",
      "title": "Neural Functioning of Feeding Centers in Obese Youth",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity",
        "Insulin Resistance"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "12 Years to 17 Years"
      },
      "enrollment_count": 51,
      "start_date": "2010-07",
      "completion_date": "2017-02",
      "has_results": false,
      "last_update_posted_date": "2017-04-27",
      "last_synced_at": "2026-09-30T05:28:56.810Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01808846"
    },
    {
      "nct_id": "NCT00915954",
      "title": "Growth Hormone Feedback to Insulin-like Growth Factor-I (IGF-1) and Oral Glucose Tolerance Test (OGTT)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acromegaly",
        "Type 2 Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "Oral Glucose Tolerance Test",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Subcutaneous administration of recombinant human IGF-1",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Placebo",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "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": 28,
      "start_date": "2008-12",
      "completion_date": "2014-06",
      "has_results": true,
      "last_update_posted_date": "2019-07-09",
      "last_synced_at": "2026-09-30T05:28:56.810Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00915954"
    },
    {
      "nct_id": "NCT00989781",
      "title": "Mechanisms of Increased Androgen Production Among Women With Polycystic Ovary Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Polycystic Ovary Syndrome"
      ],
      "interventions": [
        {
          "name": "3-D Ultrasound",
          "type": "RADIATION"
        },
        {
          "name": "recombinant human chorionic gonadotropin",
          "type": "DRUG"
        },
        {
          "name": "Recombinant human follicle stimulating hormone",
          "type": "DRUG"
        },
        {
          "name": "Adrenocorticotropin",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Glucose",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "37 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 37 Years · Female only"
      },
      "enrollment_count": 41,
      "start_date": "2009-09",
      "completion_date": "2013-09",
      "has_results": true,
      "last_update_posted_date": "2018-06-04",
      "last_synced_at": "2026-09-30T05:28:56.810Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00989781"
    },
    {
      "nct_id": "NCT04101045",
      "title": "Pathogenesis of the Cardiometabolic Risk in Youth With Type 1 Diabetes",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type 1 Diabetes",
        "De Novo Lipogenesis"
      ],
      "interventions": [
        {
          "name": "Oral Glucose Tolerance Test",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "22 Years",
        "sex": "ALL",
        "summary": "13 Years to 22 Years"
      },
      "enrollment_count": 7,
      "start_date": "2019-11-21",
      "completion_date": "2022-03-30",
      "has_results": false,
      "last_update_posted_date": "2023-02-13",
      "last_synced_at": "2026-09-30T05:28:56.810Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04101045"
    },
    {
      "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": "2026-09-30T05:28:56.810Z",
      "location_count": 1,
      "location_summary": "Spokane, Washington",
      "locations": [
        {
          "city": "Spokane",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07494084"
    },
    {
      "nct_id": "NCT04956263",
      "title": "A Comparison of Postprandial Glucose After a MMTT, and the Metabolic Effects of Insulin Withdrawal in a Crossover Study in Subjects With Type 1 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Diabetes",
        "Diabetes Mellitus, Type 1",
        "Type1diabetes",
        "Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "YG1699",
          "type": "DRUG"
        },
        {
          "name": "Dapagliflozin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Youngene Therapeutics Inc., Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 19,
      "start_date": "2021-06-17",
      "completion_date": "2022-07-19",
      "has_results": false,
      "last_update_posted_date": "2022-07-28",
      "last_synced_at": "2026-09-30T05:28:56.810Z",
      "location_count": 1,
      "location_summary": "Chula Vista, California",
      "locations": [
        {
          "city": "Chula Vista",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04956263"
    }
  ]
}