{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Covid19+Immunology&page=2",
    "query": {
      "condition": "Covid19 Immunology",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 28,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Covid19+Immunology&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Covid19+Immunology&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-10T05:28:14.495Z",
  "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": "NCT04736524",
      "title": "Immune Response Following COVID-19 Vaccination",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "IgM and IgG in Blood"
      ],
      "interventions": [
        {
          "name": "Rapid antibody test",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Texas Cardiac Arrhythmia Research Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "16 Years to 85 Years"
      },
      "enrollment_count": 500,
      "start_date": "2021-01-15",
      "completion_date": "2022-03",
      "has_results": false,
      "last_update_posted_date": "2021-02-03",
      "last_synced_at": "2026-10-10T05:28:14.495Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04736524"
    },
    {
      "nct_id": "NCT04523246",
      "title": "Training the Innate Immune System Against SARS-CoV-2 (COVID-19) Using the Shingrix Vaccine in Nursing Home Residents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Herpes Zoster",
        "Allergy and Immunology",
        "Corona Virus Infection"
      ],
      "interventions": [
        {
          "name": "SHINGRIX (Zoster Vaccine REcombinant, Adjuvanted)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Normal Saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "65 Years to 100 Years"
      },
      "enrollment_count": 217,
      "start_date": "2020-09-01",
      "completion_date": "2023-05-19",
      "has_results": false,
      "last_update_posted_date": "2023-11-22",
      "last_synced_at": "2026-10-10T05:28:14.495Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04523246"
    },
    {
      "nct_id": "NCT04393155",
      "title": "COVID Cohort Study",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19",
        "Acute Respiratory Failure"
      ],
      "interventions": [
        {
          "name": "COVID-19+ observational",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Vermont",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 16,
      "start_date": "2020-04-16",
      "completion_date": "2021-01-25",
      "has_results": false,
      "last_update_posted_date": "2021-02-12",
      "last_synced_at": "2026-10-10T05:28:14.495Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04393155"
    },
    {
      "nct_id": "NCT04480424",
      "title": "Study to Evaluate the Safety and Efficacy of High Dose Intravenous Immune Globulin (IVIG) Plus Standard Medical Treatment (SMT) Versus SMT Alone in Participants in Intensive Care Unit (ICU) With Coronavirus Disease (COVID-19)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "GAMUNEX-C",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Standard Medical Treatment",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Grifols Therapeutics LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2020-09-17",
      "completion_date": "2021-10-25",
      "has_results": true,
      "last_update_posted_date": "2022-10-07",
      "last_synced_at": "2026-10-10T05:28:14.495Z",
      "location_count": 18,
      "location_summary": "Chandler, Arizona • Coronado, California • Chicago, Illinois + 15 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Coronado",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Wichita",
          "state": "Kansas"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04480424"
    },
    {
      "nct_id": "NCT04659759",
      "title": "COVID-19 Pregnancy Related Immunological, Clinical and Epidemiological Factors and Perinatal Outcomes",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Covid19"
      ],
      "interventions": [
        {
          "name": "COVID-19 exposure",
          "type": "OTHER"
        },
        {
          "name": "COVID-19 vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BIOLOGICAL"
      ],
      "sponsor": "Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 105,
      "start_date": "2020-11-17",
      "completion_date": "2025-08-30",
      "has_results": false,
      "last_update_posted_date": "2025-12-02",
      "last_synced_at": "2026-10-10T05:28:14.495Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04659759"
    },
    {
      "nct_id": "NCT04333953",
      "title": "COVID-19 in Patients With HIV",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "HIV/AIDS",
        "COVID-19",
        "SARS-CoV-2"
      ],
      "interventions": [
        {
          "name": "No intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Missouri-Columbia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 412,
      "start_date": "2020-04-01",
      "completion_date": "2022-03-28",
      "has_results": false,
      "last_update_posted_date": "2022-05-23",
      "last_synced_at": "2026-10-10T05:28:14.495Z",
      "location_count": 1,
      "location_summary": "Columbia, Missouri",
      "locations": [
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04333953"
    },
    {
      "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": "2026-07-16",
      "last_synced_at": "2026-10-10T05:28:14.495Z",
      "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": "NCT05321407",
      "title": "COVID-19 Vaccine Responses in PIDD Subjects",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "X-linked Agammaglobulinemia",
        "XLA",
        "Primary Immune Deficiency",
        "CVID",
        "Common Variable Immunodeficiency",
        "Primary Antibody Deficiencies",
        "Secondary Hypogammaglobulinemia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Months and older"
      },
      "enrollment_count": 100,
      "start_date": "2021-09-30",
      "completion_date": "2026-07-31",
      "has_results": false,
      "last_update_posted_date": "2025-06-03",
      "last_synced_at": "2026-10-10T05:28:14.495Z",
      "location_count": 3,
      "location_summary": "St. Petersburg, Florida • Chapel Hill, North Carolina • Durham, North Carolina",
      "locations": [
        {
          "city": "St. Petersburg",
          "state": "Florida"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05321407"
    },
    {
      "nct_id": "NCT05655546",
      "title": "ImmunoCARE: Rapid, Accurate COVID Testing to Reduce Hospitalization of Immunocompromised Individuals",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Immunodeficiency",
        "Immunosuppression",
        "HIV Infections",
        "Graft Versus Host Disease",
        "Leukemia",
        "Lymphoma",
        "Cancer",
        "Multiple Myeloma",
        "Transplant",
        "Age-Related Immunodeficiency"
      ],
      "interventions": [
        {
          "name": "Access to Cue Health COVID-19 Remote testing and treatment for COVID-19",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Scripps Translational Science Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 2117,
      "start_date": "2022-12-22",
      "completion_date": "2024-06-20",
      "has_results": true,
      "last_update_posted_date": "2025-08-08",
      "last_synced_at": "2026-10-10T05:28:14.495Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05655546"
    },
    {
      "nct_id": "NCT04474288",
      "title": "The COVID-19 PUI Reality Check (CPRC) Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Covid19 Immunology"
      ],
      "interventions": [
        {
          "name": "SARS-CoV-2 antibody testing",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Bassett Healthcare",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 37,
      "start_date": "2020-07-16",
      "completion_date": "2022-02-28",
      "has_results": false,
      "last_update_posted_date": "2022-03-11",
      "last_synced_at": "2026-10-10T05:28:14.495Z",
      "location_count": 1,
      "location_summary": "Cooperstown, New York",
      "locations": [
        {
          "city": "Cooperstown",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04474288"
    }
  ]
}