{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Polio+Immunity",
    "query": {
      "condition": "Polio Immunity"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T05:25:21.675Z",
  "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": "NCT00138268",
      "title": "Pilot Study Freeze and Transport Immune Cells",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Diphtheria",
        "Hepatitis B",
        "Pertussis",
        "Poliomyelitis",
        "Tetanus"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 12,
      "start_date": null,
      "completion_date": "2005-02",
      "has_results": false,
      "last_update_posted_date": "2010-08-27",
      "last_synced_at": "2026-07-23T05:25:21.675Z",
      "location_count": 1,
      "location_summary": "Torrance, California",
      "locations": [
        {
          "city": "Torrance",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00138268"
    },
    {
      "nct_id": "NCT01686503",
      "title": "Intradermal Versus Intramuscular Polio Vaccine Booster in HIV-Infected Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Polio Immunity"
      ],
      "interventions": [
        {
          "name": "IPOL (Sanofi Pasteur) inactivated polio vaccine booster dose",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eastern Virginia Medical School",
      "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": 231,
      "start_date": "2012-09",
      "completion_date": "2013-08",
      "has_results": true,
      "last_update_posted_date": "2015-02-05",
      "last_synced_at": "2026-07-23T05:25:21.675Z",
      "location_count": 1,
      "location_summary": "Norfolk, Virginia",
      "locations": [
        {
          "city": "Norfolk",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01686503"
    },
    {
      "nct_id": "NCT00255047",
      "title": "Safety and Immune Response of Different Pediatric Combination Vaccines.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Diphtheria",
        "Polio",
        "Pertussis"
      ],
      "interventions": [
        {
          "name": "DAPTACEL®. (DTaP), IPOL®., and ActHIB®.",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pentacel®: DTaP-IPV/Hib combined",
          "type": "BIOLOGICAL"
        },
        {
          "name": "DTaP-IPV and ActHIB®",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "42 Days",
        "maximum_age": "89 Days",
        "sex": "ALL",
        "summary": "42 Days to 89 Days"
      },
      "enrollment_count": 2167,
      "start_date": "2005-11",
      "completion_date": "2009-02",
      "has_results": true,
      "last_update_posted_date": "2014-02-14",
      "last_synced_at": "2026-07-23T05:25:21.675Z",
      "location_count": 36,
      "location_summary": "Tuscaloosa, Alabama • Fayetteville, Arkansas • Jonesboro, Arkansas + 29 more",
      "locations": [
        {
          "city": "Tuscaloosa",
          "state": "Alabama"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00255047"
    },
    {
      "nct_id": "NCT04639375",
      "title": "Polio Vaccine (IPV) for SARS-CoV-2 and Prevention of Coronavirus Disease (COVID-19)",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "SARS-CoV-2"
      ],
      "interventions": [
        {
          "name": "Vaccinated with polio vaccine (IPV)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "E-MO Biology Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 300,
      "start_date": "2020-11-15",
      "completion_date": "2022-06-12",
      "has_results": false,
      "last_update_posted_date": "2021-08-27",
      "last_synced_at": "2026-07-23T05:25:21.675Z",
      "location_count": 1,
      "location_summary": "National City, California",
      "locations": [
        {
          "city": "National City",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04639375"
    }
  ]
}