{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=COVID-19+Vaccination&page=2",
    "query": {
      "intervention": "COVID-19 Vaccination",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 243,
    "total_pages": 25,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=COVID-19+Vaccination&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=COVID-19+Vaccination&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-01T13:48:08.760Z",
  "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": "NCT05027464",
      "title": "Developing and Testing a COVID-19 Vaccination Acceptance Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COVID-19 Vaccination"
      ],
      "interventions": [
        {
          "name": "Moving to COVID-19 Vaccine Acceptance Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 338718,
      "start_date": "2022-04-05",
      "completion_date": "2024-09-30",
      "has_results": true,
      "last_update_posted_date": "2024-11-08",
      "last_synced_at": "2026-10-01T13:48:08.760Z",
      "location_count": 2,
      "location_summary": "North Little Rock, Arkansas • San Francisco, California",
      "locations": [
        {
          "city": "North Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05027464"
    },
    {
      "nct_id": "NCT04779138",
      "title": "Increasing Vaccine Uptake in Underresourced Public Housing Areas",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Coronavirus",
        "Vaccine Refusal"
      ],
      "interventions": [
        {
          "name": "Increasing Willingness and Uptake of COVID-19 Vaccination",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Charles Drew University of Medicine and Science",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 462,
      "start_date": "2021-09-11",
      "completion_date": "2024-04-01",
      "has_results": false,
      "last_update_posted_date": "2024-04-24",
      "last_synced_at": "2026-10-01T13:48:08.760Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04779138"
    },
    {
      "nct_id": "NCT04848584",
      "title": "Pfizer-BioNTech COVID-19 Vaccine Effectiveness Study - Kaiser Permanente Southern California",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Primary Exposure Status of Pfizer-BioNTech COVID-19 Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "BNT162b2 BA.4/5 bivalent",
          "type": "BIOLOGICAL"
        },
        {
          "name": "XBB.1.5-adapted vaccinated",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "0 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2021-05-15",
      "completion_date": "2025-04-30",
      "has_results": false,
      "last_update_posted_date": "2025-07-29",
      "last_synced_at": "2026-10-01T13:48:08.760Z",
      "location_count": 1,
      "location_summary": "Pasadena, California",
      "locations": [
        {
          "city": "Pasadena",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04848584"
    },
    {
      "nct_id": "NCT06075732",
      "title": "ACTIVATE in Public Housing",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pneumonia",
        "Influenza",
        "Varicella Zoster",
        "Meningitis",
        "COVID-19",
        "Vaccine Hesitancy"
      ],
      "interventions": [
        {
          "name": "Increasing Willingness and Uptake of Influenza, Pneumonia, Meningitis, HZV, and COVID-19 Vaccination",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Charles Drew University of Medicine and Science",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 400,
      "start_date": "2024-07-01",
      "completion_date": "2024-12-02",
      "has_results": false,
      "last_update_posted_date": "2025-02-17",
      "last_synced_at": "2026-10-01T13:48:08.760Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06075732"
    },
    {
      "nct_id": "NCT05000216",
      "title": "COVID-19 Booster Vaccine in Autoimmune Disease Non-Responders",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Rheumatoid Arthritis (RA)",
        "Systemic Lupus Erythematosus (SLE)",
        "Pemphigus Vulgaris",
        "Multiple Sclerosis (MS)",
        "Systemic Sclerosis (SSc)",
        "Pediatric SLE",
        "Juvenile Idiopathic Arthritis (JIA)",
        "Juvenile Dermatomyositis (JDM)",
        "Pediatric-Onset Multiple Sclerosis (POMS)"
      ],
      "interventions": [
        {
          "name": "Moderna mRNA-1273",
          "type": "BIOLOGICAL"
        },
        {
          "name": "BNT162b2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Ad26.COV2.S",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Continue IS (MMF or MPA)",
          "type": "DRUG"
        },
        {
          "name": "Continue IS (MTX)",
          "type": "DRUG"
        },
        {
          "name": "Continue IS (B cell depletion therapy)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Monovalent [B.1.351] CoV2 preS dTM-AS03",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Withhold IS (MMF or MPA)",
          "type": "DRUG"
        },
        {
          "name": "Withhold IS (MTX)",
          "type": "DRUG"
        },
        {
          "name": "Withhold IS (B cell depletion therapy)",
          "type": "DRUG"
        },
        {
          "name": "Moderna mRNA-1273, Bivalent",
          "type": "BIOLOGICAL"
        },
        {
          "name": "BNT162b2, Bivalent",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 258,
      "start_date": "2021-08-13",
      "completion_date": "2024-03-28",
      "has_results": true,
      "last_update_posted_date": "2026-06-10",
      "last_synced_at": "2026-10-01T13:48:08.760Z",
      "location_count": 29,
      "location_summary": "Los Angeles, California • New Haven, Connecticut • Atlanta, Georgia + 18 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05000216"
    },
    {
      "nct_id": "NCT06199934",
      "title": "Effectiveness of BNT162b2 Formulations Using State Vaccine Registry and Insurance Claims Data",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "SARS-CoV-2",
        "COVID-19 Vaccines"
      ],
      "interventions": [
        {
          "name": "Vaccination",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 19853610,
      "start_date": "2023-09-11",
      "completion_date": "2024-07-31",
      "has_results": true,
      "last_update_posted_date": "2025-09-10",
      "last_synced_at": "2026-10-01T13:48:08.760Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06199934"
    },
    {
      "nct_id": "NCT04441047",
      "title": "Universal Anti-Viral Vaccine for Healthy Elderly Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Virus Diseases",
        "Pneumonia",
        "COVID-19 Respiratory Infection",
        "RSV Pneumonia",
        "Influenza, Human",
        "ARDS, Human"
      ],
      "interventions": [
        {
          "name": "AlloStim",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mirror Biologics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2021-07-12",
      "completion_date": "2024-11-01",
      "has_results": false,
      "last_update_posted_date": "2025-01-14",
      "last_synced_at": "2026-10-01T13:48:08.760Z",
      "location_count": 4,
      "location_summary": "Delray Beach, Florida • Miami, Florida • Tampa, Florida + 1 more",
      "locations": [
        {
          "city": "Delray Beach",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Zephyrhills",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04441047"
    },
    {
      "nct_id": "NCT05089565",
      "title": "Immune Response to SARS-CoV-2/COVID-19 Vaccination in Sarcoidosis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sarcoidosis",
        "SARS-CoV2 Infection",
        "Vaccine Response Impaired"
      ],
      "interventions": [
        {
          "name": "Assay of (1) the level of anti-spike IgG antibody, and (2) interferon-gamma release in response to SARS-CoV-2 antigen stimulation",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 101,
      "start_date": "2021-12-01",
      "completion_date": "2022-12-31",
      "has_results": false,
      "last_update_posted_date": "2023-02-01",
      "last_synced_at": "2026-10-01T13:48:08.760Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05089565"
    },
    {
      "nct_id": "NCT04902911",
      "title": "Point of Care Evaluation of Novir 2019-nCoV Immunoglobulin G/ Immunoglobulin M (IgG/IgM) Antibody Test (Collodial Gold)",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Covid19"
      ],
      "interventions": [
        {
          "name": "COVID-19 SARS-CoV IgG/IgM antibody rapid test",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 91,
      "start_date": "2021-04-13",
      "completion_date": "2022-08-17",
      "has_results": false,
      "last_update_posted_date": "2024-01-08",
      "last_synced_at": "2026-10-01T13:48:08.760Z",
      "location_count": 1,
      "location_summary": "Wauwatosa, Wisconsin",
      "locations": [
        {
          "city": "Wauwatosa",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04902911"
    },
    {
      "nct_id": "NCT02334735",
      "title": "A Comparison of Matured Dendritic Cells and Montanide® in Study Subjects With High Risk of Melanoma Recurrence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Melanoma"
      ],
      "interventions": [
        {
          "name": "DC Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Montanide Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Poly-ICLC",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Nina Bhardwaj",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2015-07-01",
      "completion_date": "2020-07-15",
      "has_results": false,
      "last_update_posted_date": "2022-09-15",
      "last_synced_at": "2026-10-01T13:48:08.760Z",
      "location_count": 2,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02334735"
    }
  ]
}