{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=COVID-19+Vaccine&page=9",
    "query": {
      "intervention": "COVID-19 Vaccine",
      "page": 9
    },
    "page_size": 10
  },
  "pagination": {
    "page": 9,
    "page_size": 10,
    "total_count": 404,
    "total_pages": 41,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=COVID-19+Vaccine&page=10&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=COVID-19+Vaccine&page=8&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-14T21:14:55.175Z",
  "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": "NCT05960097",
      "title": "A Study on the Safety and Immune Response of Investigational COVID-19 mRNA Vaccines in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "SARS-CoV-2",
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "CV0701 mRNA COVID-19 Vaccine (Low dose)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "CV0701 mRNA COVID-19 Vaccine (Medium dose)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "CV0701 mRNA COVID-19 Vaccine (High dose)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "CV0601 mRNA COVID-19 Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Control vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "CV0801 mRNA COVID-19 Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 692,
      "start_date": "2023-08-01",
      "completion_date": "2024-08-30",
      "has_results": true,
      "last_update_posted_date": "2025-10-23",
      "last_synced_at": "2026-10-14T21:14:55.175Z",
      "location_count": 3,
      "location_summary": "Sacramento, California • Hollywood, Florida • Peoria, Illinois",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Hollywood",
          "state": "Florida"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05960097"
    },
    {
      "nct_id": "NCT04748185",
      "title": "Immunogenicity and Safety of Commercially Available Vaccines Against SARS-CoV-2 (COVID-19) in Patients With Hematologic Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Monoclonal B-Cell Lymphocytosis",
        "Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma",
        "B-cell Non Hodgkin Lymphoma",
        "Hodgkin Lymphoma"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 358,
      "start_date": "2021-01-28",
      "completion_date": "2022-07-13",
      "has_results": false,
      "last_update_posted_date": "2023-07-10",
      "last_synced_at": "2026-10-14T21:14:55.175Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04748185"
    },
    {
      "nct_id": "NCT04473690",
      "title": "KBP-201 COVID-19 Vaccine Trial in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Covid19"
      ],
      "interventions": [
        {
          "name": "Low Dose of KBP-COVID-19",
          "type": "BIOLOGICAL"
        },
        {
          "name": "High Dose of KBP-COVID-19",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "KBio Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 102,
      "start_date": "2020-12-30",
      "completion_date": "2022-10-14",
      "has_results": true,
      "last_update_posted_date": "2025-05-18",
      "last_synced_at": "2026-10-14T21:14:55.175Z",
      "location_count": 6,
      "location_summary": "West Palm Beach, Florida • Meridian, Idaho • Winston-Salem, North Carolina + 3 more",
      "locations": [
        {
          "city": "West Palm Beach",
          "state": "Florida"
        },
        {
          "city": "Meridian",
          "state": "Idaho"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        },
        {
          "city": "Brownsville",
          "state": "Texas"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04473690"
    },
    {
      "nct_id": "NCT04958304",
      "title": "Moderna COVID-19 Vaccine mRNA-1273 Observational Pregnancy Outcome Study",
      "overall_status": "TERMINATED",
      "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": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 20,
      "start_date": "2021-09-01",
      "completion_date": "2023-09-22",
      "has_results": false,
      "last_update_posted_date": "2023-11-28",
      "last_synced_at": "2026-10-14T21:14:55.175Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04958304"
    },
    {
      "nct_id": "NCT05014555",
      "title": "Sustained Humoral and Cell-Mediated Immunogenicity of COVID-19 Vaccines in Patients With Inflammatory Bowel Disease",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Inflammatory Bowel Diseases"
      ],
      "interventions": [
        {
          "name": "COVID-19 Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GI Alliance",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 400,
      "start_date": "2023-07-05",
      "completion_date": "2024-01",
      "has_results": false,
      "last_update_posted_date": "2023-06-18",
      "last_synced_at": "2026-10-14T21:14:55.175Z",
      "location_count": 4,
      "location_summary": "Jacksonville, Florida • Baton Rouge, Louisiana • Southlake, Texas + 1 more",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        },
        {
          "city": "Southlake",
          "state": "Texas"
        },
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05014555"
    },
    {
      "nct_id": "NCT05910879",
      "title": "RADx-UP Phase 3D (Oregon Saludable: Juntos Podemos)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Health Behavior",
        "Health Care Utilization",
        "Vaccine Hesitancy"
      ],
      "interventions": [
        {
          "name": "Self-Affirmation Implementation Intentions (SAII) Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Promotores de Salud (Health Education)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Oregon",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 625,
      "start_date": "2023-04-22",
      "completion_date": "2025-02-28",
      "has_results": true,
      "last_update_posted_date": "2026-08-12",
      "last_synced_at": "2026-10-14T21:14:55.175Z",
      "location_count": 1,
      "location_summary": "Eugene, Oregon",
      "locations": [
        {
          "city": "Eugene",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05910879"
    },
    {
      "nct_id": "NCT04847596",
      "title": "A Multicenter Study to Assess Response to COVID-19 Vaccine in Multiple Sclerosis Participants Treated With Ofatumumab",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Relapsing Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Ofatumumab",
          "type": "OTHER"
        },
        {
          "name": "Covid-19 vaccine",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 25,
      "start_date": "2021-05-21",
      "completion_date": "2022-02-18",
      "has_results": false,
      "last_update_posted_date": "2023-01-25",
      "last_synced_at": "2026-10-14T21:14:55.175Z",
      "location_count": 4,
      "location_summary": "Phoenix, Arizona • Owosso, Michigan • St Louis, Missouri + 1 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Owosso",
          "state": "Michigan"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Plainview",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04847596"
    },
    {
      "nct_id": "NCT05060354",
      "title": "COVID-19 Vaccine Response in Treated MS Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Multiple Sclerosis",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Blood draw",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 159,
      "start_date": "2021-06-01",
      "completion_date": "2023-09-28",
      "has_results": false,
      "last_update_posted_date": "2024-01-25",
      "last_synced_at": "2026-10-14T21:14:55.175Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05060354"
    },
    {
      "nct_id": "NCT06585241",
      "title": "A Study to Investigate the Immunogenicity and Safety of mRNA COVID-19 Variant-containing Vaccine Formulations",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "SARS-CoV-2"
      ],
      "interventions": [
        {
          "name": "mRNA-1273 Variant-containing Formulation",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "ModernaTX, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Months and older"
      },
      "enrollment_count": 1144,
      "start_date": "2024-09-09",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-27",
      "last_synced_at": "2026-10-14T21:14:55.175Z",
      "location_count": 6,
      "location_summary": "Atlanta, Georgia • Decatur, Georgia • Baton Rouge, Louisiana + 3 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Decatur",
          "state": "Georgia"
        },
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        },
        {
          "city": "Gulfport",
          "state": "Mississippi"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06585241"
    },
    {
      "nct_id": "NCT05004181",
      "title": "Safety and Immunogenicity of RNA-based Vaccines Against SARS-CoV-2 Variants in Healthy Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "SARS-CoV-2 Infection",
        "COVID-19",
        "SARS-CoV-2 Acute Respiratory Disease",
        "SARS (Disease)"
      ],
      "interventions": [
        {
          "name": "BNT162b2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Multivalent BNT162b2 (B.1.1.7 + B.1.617.2)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Monovalent BNT162b2 (B.1.1.7)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Monovalent BNT162b2 (B.1.617.2)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Monovalent BNT162b2 (B.1.1.529.1)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Observational",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "BioNTech SE",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 1380,
      "start_date": "2021-08-25",
      "completion_date": "2023-10-04",
      "has_results": true,
      "last_update_posted_date": "2024-11-22",
      "last_synced_at": "2026-10-14T21:14:55.175Z",
      "location_count": 14,
      "location_summary": "Long Beach, California • San Diego, California • Milford, Connecticut + 10 more",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Milford",
          "state": "Connecticut"
        },
        {
          "city": "Stamford",
          "state": "Connecticut"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05004181"
    }
  ]
}