{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Immunization&page=8",
    "query": {
      "condition": "Immunization",
      "page": 8
    },
    "page_size": 10
  },
  "pagination": {
    "page": 8,
    "page_size": 10,
    "total_count": 1351,
    "total_pages": 136,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Immunization&page=9&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Immunization&page=7&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T00:02:19.258Z",
  "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": "NCT05107479",
      "title": "Effectiveness of Interactive Voice Response for COVID-19 Vaccination Training in the Democratic Republic of the Congo",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COVID-19 Vaccine Knowledge",
        "COVID-19 Vaccine Beliefs"
      ],
      "interventions": [
        {
          "name": "COVID-19 Vaccine IVR Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control Condition",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 8959,
      "start_date": "2021-11-09",
      "completion_date": "2022-02-10",
      "has_results": false,
      "last_update_posted_date": "2022-02-21",
      "last_synced_at": "2026-10-21T00:02:19.258Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05107479"
    },
    {
      "nct_id": "NCT00003125",
      "title": "Vaccine Therapy, Interleukin-2, and Sargramostim in Treating Patients With Advanced Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "Esophageal Cancer",
        "Gastric Cancer",
        "Lung Cancer",
        "Pancreatic Cancer",
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "ALVAC-CEA vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "aldesleukin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "sargramostim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "vaccinia-CEA vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Georgetown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "1998-01",
      "completion_date": "2004-11",
      "has_results": false,
      "last_update_posted_date": "2011-03-24",
      "last_synced_at": "2026-10-21T00:02:19.258Z",
      "location_count": 2,
      "location_summary": "Washington D.C., District of Columbia • Bethesda, Maryland",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003125"
    },
    {
      "nct_id": "NCT04193189",
      "title": "B-Enhancement of HBV Vaccination in Persons Living With HIV (BEe-HIVe): Evaluation of HEPLISAV-B",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "HIV Infection",
        "Hepatitis B"
      ],
      "interventions": [
        {
          "name": "HEPLISAV-B",
          "type": "BIOLOGICAL"
        },
        {
          "name": "ENGERIX-B",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 638,
      "start_date": "2020-12-14",
      "completion_date": "2024-08-13",
      "has_results": true,
      "last_update_posted_date": "2025-07-20",
      "last_synced_at": "2026-10-21T00:02:19.258Z",
      "location_count": 28,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • San Diego, California + 22 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04193189"
    },
    {
      "nct_id": "NCT01992276",
      "title": "Assessment of Efficacy of CR8020 and CR6261, Monoclonal Antibodies, Against Influenza Infection",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "CR8020",
          "type": "BIOLOGICAL"
        },
        {
          "name": "CR6261",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Crucell Holland BV",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2013-12",
      "completion_date": "2015-02",
      "has_results": false,
      "last_update_posted_date": "2014-03-04",
      "last_synced_at": "2026-10-21T00:02:19.258Z",
      "location_count": 21,
      "location_summary": "Fresno, California • Stanford, California • Washington D.C., District of Columbia + 18 more",
      "locations": [
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01992276"
    },
    {
      "nct_id": "NCT00155974",
      "title": "Rapid Vaccination of Hard-To-Reach Populations",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Community-based vaccine outreach intervention",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "The New York Academy of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4000,
      "start_date": "2004-02",
      "completion_date": "2005-10",
      "has_results": false,
      "last_update_posted_date": "2006-09-22",
      "last_synced_at": "2026-10-21T00:02:19.258Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00155974"
    },
    {
      "nct_id": "NCT01500980",
      "title": "Malaria Challenge in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Malaria"
      ],
      "interventions": [
        {
          "name": "P. falciparum infection",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Chloroquine",
          "type": "DRUG"
        },
        {
          "name": "Primaquine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Seattle Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 36,
      "start_date": "2011-12",
      "completion_date": "2012-11",
      "has_results": false,
      "last_update_posted_date": "2012-12-13",
      "last_synced_at": "2026-10-21T00:02:19.258Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01500980"
    },
    {
      "nct_id": "NCT01379885",
      "title": "Reducing Immunization Distress (RID)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "Standard technique",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Parent participation technique",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "6 Years",
        "sex": "ALL",
        "summary": "4 Years to 6 Years"
      },
      "enrollment_count": 77,
      "start_date": "2011-06",
      "completion_date": "2013-01",
      "has_results": false,
      "last_update_posted_date": "2013-02-01",
      "last_synced_at": "2026-10-21T00:02:19.258Z",
      "location_count": 1,
      "location_summary": "Berkeley, California",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01379885"
    },
    {
      "nct_id": "NCT02643303",
      "title": "A Study of Tremelimumab and IV Durvalumab Plus Poly-ICLC in Subjects With Biopsy-accessible Cancers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Head and Neck Squamous Cell Carcinoma",
        "Breast Cancer",
        "Sarcoma",
        "Merkel Cell Carcinoma",
        "Cutaneous T-Cell Lymphoma",
        "Melanoma",
        "Renal Cancer",
        "Bladder Cancer",
        "Prostate Cancer",
        "Testicular Cancer",
        "Solid Tumor"
      ],
      "interventions": [
        {
          "name": "Durvalumab",
          "type": "DRUG"
        },
        {
          "name": "Tremelimumab",
          "type": "DRUG"
        },
        {
          "name": "Poly-ICLC",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ludwig Institute for Cancer Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 58,
      "start_date": "2016-12-28",
      "completion_date": "2022-02-23",
      "has_results": true,
      "last_update_posted_date": "2022-12-02",
      "last_synced_at": "2026-10-21T00:02:19.258Z",
      "location_count": 7,
      "location_summary": "Atlanta, Georgia • Lebanon, New Hampshire • Buffalo, New York + 4 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02643303"
    },
    {
      "nct_id": "NCT01815268",
      "title": "High-Dose Influenza Vaccine in Nursing Homes",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "HD Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "SD Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Free Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Usual Care",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Insight Therapeutics, LLC",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 823,
      "start_date": "2013-02",
      "completion_date": "2018-09",
      "has_results": false,
      "last_update_posted_date": "2018-07-16",
      "last_synced_at": "2026-10-21T00:02:19.258Z",
      "location_count": 3,
      "location_summary": "Cleveland, Ohio • Providence, Rhode Island • Norfolk, Virginia",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Providence",
          "state": "Rhode Island"
        },
        {
          "city": "Norfolk",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01815268"
    },
    {
      "nct_id": "NCT02907580",
      "title": "Influenza Vaccine Attitudes, Intent, and Receipt: Pediatric",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vaccination",
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Local educational information",
          "type": "BEHAVIORAL"
        },
        {
          "name": "National educational information",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Months and older"
      },
      "enrollment_count": 400,
      "start_date": "2016-09-13",
      "completion_date": "2017-06-01",
      "has_results": false,
      "last_update_posted_date": "2017-07-27",
      "last_synced_at": "2026-10-21T00:02:19.258Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02907580"
    }
  ]
}