{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Volunteers&page=25",
    "query": {
      "condition": "Volunteers",
      "page": 25
    },
    "page_size": 10
  },
  "pagination": {
    "page": 25,
    "page_size": 10,
    "total_count": 4835,
    "total_pages": 484,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Volunteers&page=26&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Volunteers&page=24&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-28T04:07:52.164Z",
  "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": "NCT00321061",
      "title": "Phase I Study of Vaccination Schedule of Experimental HIV Vaccines",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "VRC-HIVDNA016-00, VRC-HIVADV014-00",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 60,
      "start_date": "2006-04-25",
      "completion_date": "2009-12-02",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-10-28T04:07:52.164Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00321061"
    },
    {
      "nct_id": "NCT01185873",
      "title": "A Study of Danoprevir in Healthy Volunteers And Patients With Hepatic Impairment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteer"
      ],
      "interventions": [
        {
          "name": "danoprevir",
          "type": "DRUG"
        },
        {
          "name": "ritonavir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 81,
      "start_date": "2011-02",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2016-11-02",
      "last_synced_at": "2026-10-28T04:07:52.164Z",
      "location_count": 1,
      "location_summary": "Lenexa, Kansas",
      "locations": [
        {
          "city": "Lenexa",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01185873"
    },
    {
      "nct_id": "NCT00939731",
      "title": "Relative Drug Exposures Of Two Formulations of PF-02341066",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "PF-02341066",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 24,
      "start_date": "2009-07",
      "completion_date": "2009-08",
      "has_results": true,
      "last_update_posted_date": "2011-10-24",
      "last_synced_at": "2026-10-28T04:07:52.164Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00939731"
    },
    {
      "nct_id": "NCT00026702",
      "title": "Search for New Methods to Detect Acute Renal Failure",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Kidney Disease",
        "Kidney Failure",
        "Kidney Failure, Chronic",
        "Healthy Volunteers",
        "Renal Tubular Toxicity"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "3 Years and older"
      },
      "enrollment_count": 226,
      "start_date": "2000-06-07",
      "completion_date": "2026-03-12",
      "has_results": false,
      "last_update_posted_date": "2026-03-13",
      "last_synced_at": "2026-10-28T04:07:52.164Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00026702"
    },
    {
      "nct_id": "NCT05539872",
      "title": "Comparison of the Pharmacokinetics (PK) and Pharmacodynamics (PD) Biosimilarity of Proposed Biosimilar Rapid-Acting Insulin Aspart (I004) and NovoLog After Single-Dose Subcutaneous Administration to Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Pharmacokinetics",
        "Pharmacodynamics"
      ],
      "interventions": [
        {
          "name": "I004",
          "type": "DRUG"
        },
        {
          "name": "NovoLog",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Amphastar Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 69,
      "start_date": "2022-08-22",
      "completion_date": "2023-01-30",
      "has_results": true,
      "last_update_posted_date": "2026-03-05",
      "last_synced_at": "2026-10-28T04:07:52.164Z",
      "location_count": 1,
      "location_summary": "Chula Vista, California",
      "locations": [
        {
          "city": "Chula Vista",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05539872"
    },
    {
      "nct_id": "NCT00000257",
      "title": "Effects of Alcohol History on Effects of Nitrous Oxide - 9",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol-Related Disorders",
        "Opioid-Related Disorders",
        "Substance-Related Disorders"
      ],
      "interventions": [
        {
          "name": "0% N2O and 10% N2O",
          "type": "DRUG"
        },
        {
          "name": "0% N2O and 20% N2O",
          "type": "DRUG"
        },
        {
          "name": "0% N2O and 30% N2O",
          "type": "DRUG"
        },
        {
          "name": "0% N2O and 40% N2O",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "37 Years",
        "sex": "ALL",
        "summary": "21 Years to 37 Years"
      },
      "enrollment_count": 19,
      "start_date": "1995-09",
      "completion_date": "1997-04",
      "has_results": false,
      "last_update_posted_date": "2015-05-28",
      "last_synced_at": "2026-10-28T04:07:52.164Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00000257"
    },
    {
      "nct_id": "NCT00990301",
      "title": "A Study to Compare the Relative Bioavailability of Moexipril HCl/Hydrochlorothiazide in Healthy Adult Volunteers Under Fasting Conditions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Moexipril HCl/ Hydrochlorothiazide 15mg/ 25mg Tablet, Paddock Laboratories, Inc.",
          "type": "DRUG"
        },
        {
          "name": "Uniretic® 15mg/25mg Tablets",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Paddock Laboratories, Inc.",
      "sponsor_class": "INDUSTRY",
      "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": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-11-25",
      "last_synced_at": "2026-10-28T04:07:52.164Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00990301"
    },
    {
      "nct_id": "NCT01441869",
      "title": "Study in Healthy Subjects to Measure Amount of Drug in Blood After Dosing With Different Saxagliptin / Metformin Produc",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Bioequivalence, Log-transformed AUCss and Cmax,ss Values for Saxagliptin and Metformin"
      ],
      "interventions": [
        {
          "name": "Onglyza (saxagliptin)",
          "type": "DRUG"
        },
        {
          "name": "Diabex",
          "type": "DRUG"
        },
        {
          "name": "5-mg saxagliptin/1000 mg metformin",
          "type": "DRUG"
        },
        {
          "name": "5-mg saxagliptin/500 mg metformin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 28,
      "start_date": "2011-10",
      "completion_date": "2011-12",
      "has_results": false,
      "last_update_posted_date": "2012-02-08",
      "last_synced_at": "2026-10-28T04:07:52.164Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01441869"
    },
    {
      "nct_id": "NCT05726851",
      "title": "A Study to Assess the Safety, Tolerability, Pharmacokinetics, Immunogenicity, and Pharmacodynamics of E2025 in Healthy Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "E2025",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eisai Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 32,
      "start_date": "2023-02-06",
      "completion_date": "2024-01-30",
      "has_results": false,
      "last_update_posted_date": "2024-03-25",
      "last_synced_at": "2026-10-28T04:07:52.164Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05726851"
    },
    {
      "nct_id": "NCT00647686",
      "title": "Bioequivalence and Wear Study of Mylan Fentanyl Transdermal System 25 µg/h and Mylan Fentanyl Transdermal System With Askina Derm Overlay",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Fentanyl Transdermal System 25 mcg/h + Askina Derm Overlay",
          "type": "DRUG"
        },
        {
          "name": "Fentanyl Transdermal System 25 mcg/h",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mylan Pharmaceuticals Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2006-06",
      "completion_date": "2006-07",
      "has_results": false,
      "last_update_posted_date": "2024-04-23",
      "last_synced_at": "2026-10-28T04:07:52.164Z",
      "location_count": 1,
      "location_summary": "Morgantown, West Virginia",
      "locations": [
        {
          "city": "Morgantown",
          "state": "West Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00647686"
    }
  ]
}