{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Metabolic+testing&page=21",
    "query": {
      "intervention": "Metabolic testing",
      "page": 21
    },
    "page_size": 10
  },
  "pagination": {
    "page": 21,
    "page_size": 10,
    "total_count": 488,
    "total_pages": 49,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Metabolic+testing&page=22&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Metabolic+testing&page=20&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-27T16:00:12.625Z",
  "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": "NCT01933113",
      "title": "Deep Brain Stimulation Effects on Weight Change and Metabolic Rate",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Deep Brain Stimulation of the Lateral Hypothalamic Area",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Allegheny Singer Research Institute (also known as Allegheny Health Network Research Institute)",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 3,
      "start_date": "2013-08",
      "completion_date": "2015-07",
      "has_results": true,
      "last_update_posted_date": "2025-10-27",
      "last_synced_at": "2026-10-27T16:00:12.625Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01933113"
    },
    {
      "nct_id": "NCT01199029",
      "title": "Single Dose Study Of PF-04308515 And Prednisone On Carbohydrate",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "PF-04308515",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "MALE",
        "summary": "18 Years to 55 Years · Male only"
      },
      "enrollment_count": 18,
      "start_date": "2010-08",
      "completion_date": "2010-09",
      "has_results": false,
      "last_update_posted_date": "2010-12-16",
      "last_synced_at": "2026-10-27T16:00:12.625Z",
      "location_count": 1,
      "location_summary": "Kalamazoo, Michigan",
      "locations": [
        {
          "city": "Kalamazoo",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01199029"
    },
    {
      "nct_id": "NCT04774081",
      "title": "Development of a Novel Method to Measure Insulin Sensitivity in Humans: A Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Insulin Sensitivity"
      ],
      "interventions": [
        {
          "name": "24h Continuous glucose monitoring and urinary C-peptide collection",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Pennington Biomedical Research Center",
      "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": 13,
      "start_date": "2021-02-08",
      "completion_date": "2022-02-21",
      "has_results": false,
      "last_update_posted_date": "2022-06-14",
      "last_synced_at": "2026-10-27T16:00:12.625Z",
      "location_count": 1,
      "location_summary": "Baton Rouge, Louisiana",
      "locations": [
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04774081"
    },
    {
      "nct_id": "NCT04317807",
      "title": "R33: Levetiracetam in Early Psychosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Early Psychosis"
      ],
      "interventions": [
        {
          "name": "Levetiracetam Pill",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "16 Years to 40 Years"
      },
      "enrollment_count": 65,
      "start_date": "2020-08-27",
      "completion_date": "2025-04-10",
      "has_results": false,
      "last_update_posted_date": "2026-05-29",
      "last_synced_at": "2026-10-27T16:00:12.625Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04317807"
    },
    {
      "nct_id": "NCT07430839",
      "title": "Exercise and Carotid Artery Function in Metabolic Syndrome",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Metabolic Syndrome"
      ],
      "interventions": [
        {
          "name": "exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Diagnostics",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Inhaled CO2-mixed air",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 48,
      "start_date": "2025-12-01",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-25",
      "last_synced_at": "2026-10-27T16:00:12.625Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07430839"
    },
    {
      "nct_id": "NCT05457530",
      "title": "Doravirine and Weight Gain in Antiretroviral Naive",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Body Weight Changes",
        "Human Immunodeficiency Virus",
        "ART",
        "Obesity",
        "Minority Health",
        "BMD",
        "Metabolic Syndrome",
        "Fasting"
      ],
      "interventions": [
        {
          "name": "DOR/3TC/TDF",
          "type": "DRUG"
        },
        {
          "name": "DOR + FTC/TAF",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "BIC/FTC/TAF",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Prism Health North Texas",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2022-08-01",
      "completion_date": "2023-05-03",
      "has_results": false,
      "last_update_posted_date": "2023-05-12",
      "last_synced_at": "2026-10-27T16:00:12.625Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05457530"
    },
    {
      "nct_id": "NCT06150547",
      "title": "A Study of Metabolic Agents Following Brain Radiation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "CNS Malignancy"
      ],
      "interventions": [
        {
          "name": "FDG Positron Emission Tomography",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Chemical Exchange Saturation Transfer Magnetic Resonance Imaging",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2023-12-27",
      "completion_date": "2025-08-04",
      "has_results": false,
      "last_update_posted_date": "2025-08-12",
      "last_synced_at": "2026-10-27T16:00:12.625Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06150547"
    },
    {
      "nct_id": "NCT02967315",
      "title": "Effects of Changes in Fluid Status on Right Ventricular Volumes and Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tetralogy of Fallot"
      ],
      "interventions": [
        {
          "name": "Cardiac Magnetic Resonance Imaging (CMRI)",
          "type": "PROCEDURE"
        },
        {
          "name": "Central venous line placement",
          "type": "PROCEDURE"
        },
        {
          "name": "Chest X-ray",
          "type": "PROCEDURE"
        },
        {
          "name": "Fluid administration",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood Draw",
          "type": "PROCEDURE"
        },
        {
          "name": "Pregnancy test",
          "type": "PROCEDURE"
        },
        {
          "name": "Electrocardiogram",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2014-06-06",
      "completion_date": "2021-03-18",
      "has_results": false,
      "last_update_posted_date": "2021-04-14",
      "last_synced_at": "2026-10-27T16:00:12.625Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02967315"
    },
    {
      "nct_id": "NCT07454174",
      "title": "Metabolic Impacts of Ren-Nu: A Dietary Program for Polycystic Kidney Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Autosomal Dominant Polycystic Kidney Disease (ADPKD)"
      ],
      "interventions": [
        {
          "name": "Ren-Nu and KetoCitra",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Richard Fatica",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2026-02-25",
      "completion_date": "2028-02",
      "has_results": false,
      "last_update_posted_date": "2026-03-06",
      "last_synced_at": "2026-10-27T16:00:12.625Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07454174"
    },
    {
      "nct_id": "NCT03245723",
      "title": "Cardiac Function and Metabolism in Young Adults Born Premature (PET-MRI)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Infant,Premature"
      ],
      "interventions": [
        {
          "name": "Pulmonary Function Testing",
          "type": "PROCEDURE"
        },
        {
          "name": "Electrocardiogram",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 52,
      "start_date": "2017-09-20",
      "completion_date": "2020-02-26",
      "has_results": true,
      "last_update_posted_date": "2021-02-04",
      "last_synced_at": "2026-10-27T16:00:12.625Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03245723"
    }
  ]
}