{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Oral+Glucose+Tolerance+Test&page=4",
    "query": {
      "intervention": "Oral Glucose Tolerance Test",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 172,
    "total_pages": 18,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Oral+Glucose+Tolerance+Test&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Oral+Glucose+Tolerance+Test&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-07T11:40:52.115Z",
  "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": "2026-10-07T11:40:52.115Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00283816"
    },
    {
      "nct_id": "NCT03063515",
      "title": "AchE Inhibitor and Insulin",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "Pyridostigmine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Miami",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2017-04-19",
      "completion_date": "2018-12-14",
      "has_results": false,
      "last_update_posted_date": "2019-02-27",
      "last_synced_at": "2026-10-07T11:40:52.115Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03063515"
    },
    {
      "nct_id": "NCT03644524",
      "title": "Heat Therapy and Cardiometabolic Health in Obese Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Polycystic Ovary Syndrome",
        "Prehypertension",
        "PreDiabetes",
        "Cardiovascular Risk Factor",
        "Metabolic Syndrome"
      ],
      "interventions": [
        {
          "name": "Heat therapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Oregon",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 40 Years · Female only"
      },
      "enrollment_count": 20,
      "start_date": "2015-09-08",
      "completion_date": "2018-07-01",
      "has_results": false,
      "last_update_posted_date": "2018-08-23",
      "last_synced_at": "2026-10-07T11:40:52.115Z",
      "location_count": 1,
      "location_summary": "Eugene, Oregon",
      "locations": [
        {
          "city": "Eugene",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03644524"
    },
    {
      "nct_id": "NCT00433173",
      "title": "Insulin Sensitivity in Men With the Metabolic Syndrome",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Metabolic Syndrome"
      ],
      "interventions": [
        {
          "name": "intravenous glucose tolerance test",
          "type": "PROCEDURE"
        },
        {
          "name": "testosterone",
          "type": "DRUG"
        },
        {
          "name": "anastrozole",
          "type": "DRUG"
        },
        {
          "name": "goserelin acetate implant",
          "type": "DRUG"
        },
        {
          "name": "aerobic capacity (VO2 Max)",
          "type": "PROCEDURE"
        },
        {
          "name": "MRI",
          "type": "PROCEDURE"
        },
        {
          "name": "muscle biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "measurement of resting metabolic rate (energy expenditure)",
          "type": "PROCEDURE"
        },
        {
          "name": "Dual energy x-ray absorptiometry",
          "type": "PROCEDURE"
        },
        {
          "name": "Fasting oral glucose tolerance test",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "75 Years",
        "sex": "MALE",
        "summary": "50 Years to 75 Years · Male only"
      },
      "enrollment_count": 72,
      "start_date": "2006-05",
      "completion_date": "2011-03",
      "has_results": false,
      "last_update_posted_date": "2010-03-02",
      "last_synced_at": "2026-10-07T11:40:52.115Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Boston, Massachusetts",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00433173"
    },
    {
      "nct_id": "NCT01409993",
      "title": "Renin-Angiotensin and Fibrinolysis in Humans: Effect of Long-Term PDE5 Inhibition on Glucose Homeostasis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Impaired Glucose Tolerance"
      ],
      "interventions": [
        {
          "name": "Sildenafil",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Hyperglycemic clamp",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Euglycemic clamp",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 78,
      "start_date": "2011-08",
      "completion_date": "2016-11",
      "has_results": true,
      "last_update_posted_date": "2017-04-17",
      "last_synced_at": "2026-10-07T11:40:52.115Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01409993"
    },
    {
      "nct_id": "NCT02763267",
      "title": "Study of Pregnancy Regulation of Insulin and Glucose",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Gestational Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "Oral glucose tolerance test",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "44 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 44 Years · Female only"
      },
      "enrollment_count": 234,
      "start_date": "2016-02",
      "completion_date": "2021-12",
      "has_results": false,
      "last_update_posted_date": "2022-05-10",
      "last_synced_at": "2026-10-07T11:40:52.115Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02763267"
    },
    {
      "nct_id": "NCT05404711",
      "title": "Continuous Glucose Monitors (CGM) for Type 2 Diabetes (T2D) Risk Evaluation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight and Obesity",
        "PreDiabetes",
        "Insulin Resistance"
      ],
      "interventions": [
        {
          "name": "CGM",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Mary Ellen Vajravelu, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "8 Years to 18 Years"
      },
      "enrollment_count": 40,
      "start_date": "2022-10-11",
      "completion_date": "2023-12-14",
      "has_results": true,
      "last_update_posted_date": "2024-09-25",
      "last_synced_at": "2026-10-07T11:40:52.115Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05404711"
    },
    {
      "nct_id": "NCT06642610",
      "title": "CGM Dynamic Index for Predicting Prediabetes in Cystic Fibrosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prediabetes",
        "Cystic Fibrosis (CF)",
        "Cystic Fibrosis-related Diabetes"
      ],
      "interventions": [
        {
          "name": "CGM Dynamic Index (CDI)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "12 Years to 55 Years"
      },
      "enrollment_count": 14,
      "start_date": "2025-06-15",
      "completion_date": "2026-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-17",
      "last_synced_at": "2026-10-07T11:40:52.115Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06642610"
    },
    {
      "nct_id": "NCT04089332",
      "title": "Insulin Resistance in Adolescents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insulin Resistance"
      ],
      "interventions": [
        {
          "name": "Oral Glucose Tolerance Test (OGTT)",
          "type": "OTHER"
        },
        {
          "name": "3 Tesla MRI",
          "type": "DEVICE"
        },
        {
          "name": "Intravenous Catheter",
          "type": "DEVICE"
        },
        {
          "name": "Cognitive Tests",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "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": 23,
      "start_date": "2019-10-04",
      "completion_date": "2022-07-31",
      "has_results": true,
      "last_update_posted_date": "2024-09-05",
      "last_synced_at": "2026-10-07T11:40:52.115Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04089332"
    },
    {
      "nct_id": "NCT00287456",
      "title": "Use of the Insulin Pump in Cystic Fibrosis Patients With Impaired Glucose Tolerance or CFRD and in Type 1 Diabetes Patients.",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cystic Fibrosis Related Diabetes"
      ],
      "interventions": [
        {
          "name": "Insulin Pump",
          "type": "DEVICE"
        },
        {
          "name": "Insulin",
          "type": "DRUG"
        },
        {
          "name": "Oral Glucose Tolerance Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Whole body Protein Turnover",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "32 Years",
        "sex": "ALL",
        "summary": "12 Years to 32 Years"
      },
      "enrollment_count": 0,
      "start_date": "2006-02-02",
      "completion_date": "2006-02-02",
      "has_results": false,
      "last_update_posted_date": "2019-01-10",
      "last_synced_at": "2026-10-07T11:40:52.115Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00287456"
    }
  ]
}