{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Immunization&page=19",
    "query": {
      "condition": "Immunization",
      "page": 19
    },
    "page_size": 10
  },
  "pagination": {
    "page": 19,
    "page_size": 10,
    "total_count": 1351,
    "total_pages": 136,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Immunization&page=20&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Immunization&page=18&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-22T02:56:58.332Z",
  "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": "NCT01339000",
      "title": "Improving the Immune System With Human IL-7 Vaccine in Older Subjects Who Have Had Chemotherapy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "Colon Cancer",
        "Bladder Cancer"
      ],
      "interventions": [
        {
          "name": "Glycosylated Recombinant Human Interleukin-7",
          "type": "DRUG"
        },
        {
          "name": "Diphtheria/Tetanus Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Polio Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pneumococcal Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Hepatitis A Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Hepatitis B Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "60 Years to 100 Years"
      },
      "enrollment_count": 1,
      "start_date": "2011-04",
      "completion_date": "2016-04",
      "has_results": true,
      "last_update_posted_date": "2016-06-22",
      "last_synced_at": "2026-10-22T02:56:58.332Z",
      "location_count": 2,
      "location_summary": "Bethesda, Maryland • New York, New York",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01339000"
    },
    {
      "nct_id": "NCT01467934",
      "title": "FeverText: Assessing Fever Rates After Vaccination During the 2011-12 Influenza Season Using Text Messaging",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Fever"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "23 Months",
        "sex": "ALL",
        "summary": "6 Months to 23 Months"
      },
      "enrollment_count": 530,
      "start_date": "2011-11",
      "completion_date": "2012-06",
      "has_results": true,
      "last_update_posted_date": "2014-07-21",
      "last_synced_at": "2026-10-22T02:56:58.332Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia • New York, New York",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01467934"
    },
    {
      "nct_id": "NCT00385281",
      "title": "Proteomic Profiling for Influenza Vaccination - FluMist",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "FluMist",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "21 Years to 49 Years"
      },
      "enrollment_count": 50,
      "start_date": "2006-10",
      "completion_date": "2007-04",
      "has_results": false,
      "last_update_posted_date": "2010-08-27",
      "last_synced_at": "2026-10-22T02:56:58.332Z",
      "location_count": 1,
      "location_summary": "Norfolk, Virginia",
      "locations": [
        {
          "city": "Norfolk",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00385281"
    },
    {
      "nct_id": "NCT06776367",
      "title": "Project REMOTE (REimagining Measurements and Operations of Translational Endpoints)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Remote study participation and self-collection of specimens",
          "type": "OTHER"
        },
        {
          "name": "Traditional clinical trial participation with clinician-collected specimens",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Biomedical Advanced Research and Development Authority",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1753,
      "start_date": "2024-12-20",
      "completion_date": "2026-08-19",
      "has_results": false,
      "last_update_posted_date": "2026-09-03",
      "last_synced_at": "2026-10-22T02:56:58.332Z",
      "location_count": 16,
      "location_summary": "Vestavia Hills, Alabama • Mesa, Arizona • Fair Oaks, California + 12 more",
      "locations": [
        {
          "city": "Vestavia Hills",
          "state": "Alabama"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Fair Oaks",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06776367"
    },
    {
      "nct_id": "NCT00334607",
      "title": "Study of 2 Doses of HRV Vaccine Given Concomitantly or Separately With Routine Vaccinations in Healthy Infants in USA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Infections, Rotavirus"
      ],
      "interventions": [
        {
          "name": "2-dose oral live attenuated G1P[8] human rotavirus vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Weeks",
        "maximum_age": "16 Weeks",
        "sex": "ALL",
        "summary": "6 Weeks to 16 Weeks"
      },
      "enrollment_count": 484,
      "start_date": "2006-06",
      "completion_date": "2007-06",
      "has_results": false,
      "last_update_posted_date": "2016-11-04",
      "last_synced_at": "2026-10-22T02:56:58.332Z",
      "location_count": 42,
      "location_summary": "Benton, Arkansas • Cabot, Arkansas • Jonesboro, Arkansas + 37 more",
      "locations": [
        {
          "city": "Benton",
          "state": "Arkansas"
        },
        {
          "city": "Cabot",
          "state": "Arkansas"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "North Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00334607"
    },
    {
      "nct_id": "NCT06501963",
      "title": "Revealing Protective Immunity to Influenza Using Systems Immunology",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Live Attenuated Influenza Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 51,
      "start_date": "2024-10-14",
      "completion_date": "2025-04-01",
      "has_results": true,
      "last_update_posted_date": "2026-03-30",
      "last_synced_at": "2026-10-22T02:56:58.332Z",
      "location_count": 1,
      "location_summary": "Decatur, Georgia",
      "locations": [
        {
          "city": "Decatur",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06501963"
    },
    {
      "nct_id": "NCT01288014",
      "title": "Cytokine Production and Immunity to Varicella Zoster Virus (VZV) in Elderly Recipients of Zoster Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Immunity; Defect Due to Antibody or Cell Mediated Immune Defect"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "60 Years to 80 Years"
      },
      "enrollment_count": 26,
      "start_date": "2011-01",
      "completion_date": "2012-03",
      "has_results": false,
      "last_update_posted_date": "2017-07-19",
      "last_synced_at": "2026-10-22T02:56:58.332Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01288014"
    },
    {
      "nct_id": "NCT02654704",
      "title": "Vaccination Responses in Young and Older Adults",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Individuality",
        "Healthy",
        "Asthma",
        "Immune System and Related Disorders"
      ],
      "interventions": [
        {
          "name": "Pneumococcal Vaccination",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Michigan State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 61,
      "start_date": "2015-11",
      "completion_date": "2020-07",
      "has_results": false,
      "last_update_posted_date": "2020-07-29",
      "last_synced_at": "2026-10-22T02:56:58.332Z",
      "location_count": 1,
      "location_summary": "East Lansing, Michigan",
      "locations": [
        {
          "city": "East Lansing",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02654704"
    },
    {
      "nct_id": "NCT05977192",
      "title": "Mobile Health-based Motivational Interviewing to Promote COVID-19 Vaccination",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vaccination Hesitancy"
      ],
      "interventions": [
        {
          "name": "Standard MI",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Intensive MI",
          "type": "BEHAVIORAL"
        },
        {
          "name": "MOTIVACC",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Ecological momentary assessment (EMA) messages",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Oklahoma State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2024-04-01",
      "completion_date": "2025-03-01",
      "has_results": false,
      "last_update_posted_date": "2025-03-21",
      "last_synced_at": "2026-10-22T02:56:58.332Z",
      "location_count": 2,
      "location_summary": "Oklahoma City, Oklahoma • Stillwater, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        },
        {
          "city": "Stillwater",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05977192"
    },
    {
      "nct_id": "NCT01159093",
      "title": "Giving Immunizations Through Vaccine Education",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HPV Vaccines"
      ],
      "interventions": [
        {
          "name": "Family Decision Support",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Clinician Decision Support",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Family Decision Support and Clinician Decision Support",
          "type": "OTHER"
        },
        {
          "name": "Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "17 Years",
        "sex": "FEMALE",
        "summary": "11 Years to 17 Years · Female only"
      },
      "enrollment_count": 23675,
      "start_date": "2010-05",
      "completion_date": "2011-05",
      "has_results": false,
      "last_update_posted_date": "2015-03-12",
      "last_synced_at": "2026-10-22T02:56:58.332Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01159093"
    }
  ]
}