{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Covid-19+Vaccine&page=11",
    "query": {
      "condition": "Covid-19 Vaccine",
      "page": 11
    },
    "page_size": 10
  },
  "pagination": {
    "page": 11,
    "page_size": 10,
    "total_count": 329,
    "total_pages": 33,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Covid-19+Vaccine&page=12&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Covid-19+Vaccine&page=10&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-15T00:59:28.309Z",
  "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": "NCT04611802",
      "title": "A Study to Evaluate the Efficacy, Immune Response, and Safety of a COVID-19 Vaccine in Adults ≥ 18 Years With a Pediatric Expansion in Adolescents (12 to<18 Years) at Risk for SARS-CoV-2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "SARS-CoV Infection",
        "Covid19"
      ],
      "interventions": [
        {
          "name": "SARS-CoV-2 rS/Matrix-M1 Adjuvant (Initial Vaccination Period)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo (Initial Vaccination Period)",
          "type": "OTHER"
        },
        {
          "name": "SARS-CoV-2 rS/Matrix-M1 Adjuvant (Crossover Vaccination period)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo (Crossover Vaccination period)",
          "type": "OTHER"
        },
        {
          "name": "SARS-CoV-2 rS/Matrix-M1 Adjuvant (Booster Vaccination)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "SARS-CoV-2 rS/Matrix-M1 Adjuvant (Second Booster Vaccination)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Novavax",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 33000,
      "start_date": "2020-12-27",
      "completion_date": "2023-12-15",
      "has_results": false,
      "last_update_posted_date": "2023-12-21",
      "last_synced_at": "2026-10-15T00:59:28.309Z",
      "location_count": 144,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Tempe, Arizona + 110 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04611802"
    },
    {
      "nct_id": "NCT04830046",
      "title": "Covid-19 Vaccine Responsiveness in MM and Waldenstrom",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Multiple Myeloma",
        "Waldenstrom Macroglobulinemia",
        "Immune System Disorder",
        "Covid19"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 146,
      "start_date": "2021-04-15",
      "completion_date": "2022-09-14",
      "has_results": false,
      "last_update_posted_date": "2025-11-26",
      "last_synced_at": "2026-10-15T00:59:28.309Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04830046"
    },
    {
      "nct_id": "NCT04784689",
      "title": "Host Immune Response to Novel RNA COVID-19 Vaccination",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19 Vaccine",
        "Cancer"
      ],
      "interventions": [
        {
          "name": "COVID-19 Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "The University of Texas Health Science Center at San Antonio",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2021-02-24",
      "completion_date": "2022-05-18",
      "has_results": false,
      "last_update_posted_date": "2023-05-25",
      "last_synced_at": "2026-10-15T00:59:28.309Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04784689"
    },
    {
      "nct_id": "NCT05260437",
      "title": "Safety, Reactogenicity, and Immunogenicity Trial of CV2CoV mRNA Vaccine Against SARS-CoV-2 in Seropositive Adult Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "COVID-19",
        "SARS-CoV-2"
      ],
      "interventions": [
        {
          "name": "CV2CoV (2 µg)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "CV2CoV (4 µg)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "CV2CoV (8 µg)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "CV2CoV (12 µg)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "CV2CoV (16 µg)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "CV2CoV (20 µg)",
          "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": 99,
      "start_date": "2022-03-24",
      "completion_date": "2023-03-07",
      "has_results": true,
      "last_update_posted_date": "2024-08-12",
      "last_synced_at": "2026-10-15T00:59:28.309Z",
      "location_count": 24,
      "location_summary": "Aurora, Colorado • Hallandale, Florida • Lakeland, Florida + 11 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Hallandale",
          "state": "Florida"
        },
        {
          "city": "Hallandale",
          "state": "Florida"
        },
        {
          "city": "Lakeland",
          "state": "Florida"
        },
        {
          "city": "Lakeland",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05260437"
    },
    {
      "nct_id": "NCT07730450",
      "title": "A Study to Learn About a COVID-19 Vaccine in Healthy Adults 18 Through 64 Years of Age",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "COVID-19 Vaccines"
      ],
      "interventions": [
        {
          "name": "BNT162b2 Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Tdap Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "BioNTech SE",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 200,
      "start_date": "2026-07-23",
      "completion_date": "2027-08-20",
      "has_results": false,
      "last_update_posted_date": "2026-08-07",
      "last_synced_at": "2026-10-15T00:59:28.309Z",
      "location_count": 5,
      "location_summary": "Walnut Creek, California • Miami Lakes, Florida • Honolulu, Hawaii + 2 more",
      "locations": [
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "Miami Lakes",
          "state": "Florida"
        },
        {
          "city": "Honolulu",
          "state": "Hawaii"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07730450"
    },
    {
      "nct_id": "NCT05084976",
      "title": "Parental Perception of COVID-19 Vaccine in Technology Dependent Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Respiratory Failure",
        "Tracheostomy Complication",
        "Mechanical Ventilation Complication"
      ],
      "interventions": [
        {
          "name": "COVID 19 vaccine counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 60,
      "start_date": "2021-09-23",
      "completion_date": "2022-03-31",
      "has_results": false,
      "last_update_posted_date": "2022-07-18",
      "last_synced_at": "2026-10-15T00:59:28.309Z",
      "location_count": 1,
      "location_summary": "Lake Success, New York",
      "locations": [
        {
          "city": "Lake Success",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05084976"
    },
    {
      "nct_id": "NCT05863884",
      "title": "RADx-UP- Impact of Community Health Worker Deployment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes",
        "COVID-19",
        "Community Health Workers",
        "Health Behavior",
        "Health Knowledge, Attitudes, Practice"
      ],
      "interventions": [
        {
          "name": "Impact of Community Health Worker Home Deployment on COVID-19 Vaccine Confidence and Uptake",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Morehouse School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 87,
      "start_date": "2022-02-11",
      "completion_date": "2025-04-30",
      "has_results": false,
      "last_update_posted_date": "2025-07-31",
      "last_synced_at": "2026-10-15T00:59:28.309Z",
      "location_count": 1,
      "location_summary": "Albany, Georgia",
      "locations": [
        {
          "city": "Albany",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05863884"
    },
    {
      "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": "2026-10-15T00:59:28.309Z",
      "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": "NCT05329220",
      "title": "ABNCoV2 Vaccine in Adult Subjects Previously Vaccinated for SARS-CoV-2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "COVID-19 Disease"
      ],
      "interventions": [
        {
          "name": "ABNCoV2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Comirnaty",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Bavarian Nordic",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4205,
      "start_date": "2022-08-30",
      "completion_date": "2023-10-05",
      "has_results": true,
      "last_update_posted_date": "2025-02-24",
      "last_synced_at": "2026-10-15T00:59:28.309Z",
      "location_count": 44,
      "location_summary": "Birmingham, Alabama • Mesa, Arizona • Tucson, Arizona + 37 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Los Alamitos",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05329220"
    },
    {
      "nct_id": "NCT04895189",
      "title": "Yale COVID-19 Recovery Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Covid19 Sequelae"
      ],
      "interventions": [
        {
          "name": "No intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Yale University",
      "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": "2021-05-03",
      "completion_date": "2025-05-09",
      "has_results": false,
      "last_update_posted_date": "2025-05-29",
      "last_synced_at": "2026-10-15T00:59:28.309Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04895189"
    }
  ]
}