{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=COVID-19+Immunisation",
    "query": {
      "condition": "COVID-19 Immunisation"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 176,
    "total_pages": 18,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=COVID-19+Immunisation&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-10T18:23:10.611Z",
  "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": "NCT04706403",
      "title": "Views on COVID-19 and Vaccination",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Covid19"
      ],
      "interventions": [
        {
          "name": "Communication from a physician about the COVID-19 Vaccine",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Massachusetts, Worcester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 756,
      "start_date": "2021-01-12",
      "completion_date": "2021-02-01",
      "has_results": true,
      "last_update_posted_date": "2022-05-24",
      "last_synced_at": "2026-06-10T18:23:10.611Z",
      "location_count": 1,
      "location_summary": "Worcester, Massachusetts",
      "locations": [
        {
          "city": "Worcester",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04706403"
    },
    {
      "nct_id": "NCT05270694",
      "title": "Evaluating Public Health Interventions to Improve COVID-19 Testing Among Underserved Populations",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Public Health Intervention Package",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Kathleen Fairfield",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 102,
      "start_date": "2022-04-13",
      "completion_date": "2023-11-08",
      "has_results": true,
      "last_update_posted_date": "2025-04-16",
      "last_synced_at": "2026-06-10T18:23:10.611Z",
      "location_count": 3,
      "location_summary": "Portland, Maine",
      "locations": [
        {
          "city": "Portland",
          "state": "Maine"
        },
        {
          "city": "Portland",
          "state": "Maine"
        },
        {
          "city": "Portland",
          "state": "Maine"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05270694"
    },
    {
      "nct_id": "NCT05766189",
      "title": "Wastewater Surveillance to Boost COVID-19 Vaccine Uptake",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vaccination",
        "Wastewater Surveillance"
      ],
      "interventions": [
        {
          "name": "Wastewater vaccine prompts",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Syracuse University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 100000,
      "start_date": "2023-03-01",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-14",
      "last_synced_at": "2026-06-10T18:23:10.611Z",
      "location_count": 1,
      "location_summary": "Syracuse, New York",
      "locations": [
        {
          "city": "Syracuse",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05766189"
    },
    {
      "nct_id": "NCT05534061",
      "title": "Motivation, Syringe Exchange, and COVID-19",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COVID-19 Pandemic"
      ],
      "interventions": [
        {
          "name": "Connect2Test",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Oregon",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 349,
      "start_date": "2022-08-08",
      "completion_date": "2023-06-30",
      "has_results": true,
      "last_update_posted_date": "2024-02-28",
      "last_synced_at": "2026-06-10T18:23:10.611Z",
      "location_count": 1,
      "location_summary": "Eugene, Oregon",
      "locations": [
        {
          "city": "Eugene",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05534061"
    },
    {
      "nct_id": "NCT05533359",
      "title": "SCALE-UP Utah II: Community-Academic Partnership to Address COVID-19 Conversational Agent Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Text-Messaging (TM)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Conversational Agent (CA)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Patient Navigation (PN)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2117,
      "start_date": "2023-01-15",
      "completion_date": "2023-11-30",
      "has_results": true,
      "last_update_posted_date": "2025-01-15",
      "last_synced_at": "2026-06-10T18:23:10.611Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05533359"
    },
    {
      "nct_id": "NCT05367908",
      "title": "A Study to Determine Antibody Levels After Receiving COVID-19 Boosters of Any Kind",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "SARS-CoV-2"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "ModernaTX, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1501,
      "start_date": "2022-04-11",
      "completion_date": "2022-08-14",
      "has_results": false,
      "last_update_posted_date": "2022-10-13",
      "last_synced_at": "2026-06-10T18:23:10.611Z",
      "location_count": 1,
      "location_summary": "San Mateo, California",
      "locations": [
        {
          "city": "San Mateo",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05367908"
    },
    {
      "nct_id": "NCT04944134",
      "title": "COVID-19 Antibody Levels After Vaccines",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Vaccine Preventable Disease"
      ],
      "interventions": [
        {
          "name": "COVID-19 Vaccination",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 71,
      "start_date": "2021-06-09",
      "completion_date": "2022-04-01",
      "has_results": false,
      "last_update_posted_date": "2022-08-01",
      "last_synced_at": "2026-06-10T18:23:10.611Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04944134"
    },
    {
      "nct_id": "NCT05060991",
      "title": "Impact of Immunosuppression Adjustment on COVID-19 Vaccination Response in Kidney Transplant Recipients",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "COVID-19",
        "Immunosuppression",
        "Vaccine Response Impaired"
      ],
      "interventions": [
        {
          "name": "Reduction in antimetabolite immunosuppression",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 14,
      "start_date": "2021-09-24",
      "completion_date": "2026-12-24",
      "has_results": false,
      "last_update_posted_date": "2026-04-03",
      "last_synced_at": "2026-06-10T18:23:10.611Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05060991"
    },
    {
      "nct_id": "NCT05228275",
      "title": "Evaluation of Immunologic Response Following COVID-19 Vaccination in Children, Adolescents, and Young Adults With Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19 Infection",
        "Hematopoietic and Lymphatic System Neoplasm",
        "Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "37 Years",
        "sex": "ALL",
        "summary": "6 Months to 37 Years"
      },
      "enrollment_count": 549,
      "start_date": "2022-04-08",
      "completion_date": "2028-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-18",
      "last_synced_at": "2026-06-10T18:23:10.611Z",
      "location_count": 72,
      "location_summary": "Birmingham, Alabama • Kingman, Arizona • Oakland, California + 50 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Kingman",
          "state": "Arizona"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Wilmington",
          "state": "Delaware"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05228275"
    },
    {
      "nct_id": "NCT05302908",
      "title": "COVID-19 Testing and Vaccination Among Spanish Speakers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COVID-19",
        "Vaccinations"
      ],
      "interventions": [
        {
          "name": "NuestraSaludSegura",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 274,
      "start_date": "2023-02-09",
      "completion_date": "2024-11-30",
      "has_results": true,
      "last_update_posted_date": "2026-01-15",
      "last_synced_at": "2026-06-10T18:23:10.611Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05302908"
    }
  ]
}