{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Covid+19&page=21",
    "query": {
      "condition": "Covid 19",
      "page": 21
    },
    "page_size": 10
  },
  "pagination": {
    "page": 21,
    "page_size": 10,
    "total_count": 2351,
    "total_pages": 236,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Covid+19&page=22&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Covid+19&page=20&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-07T19:15:58.085Z",
  "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": "NCT04359810",
      "title": "Plasma Therapy of COVID-19 in Severely Ill Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "SARS-CoV-2 Infection"
      ],
      "interventions": [
        {
          "name": "Convalescent Plasma (anti-SARS-CoV-2 plasma)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Non-convalescent Plasma (control plasma)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Max O'Donnell",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 223,
      "start_date": "2020-04-21",
      "completion_date": "2020-12-30",
      "has_results": true,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-11-07T19:15:58.085Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04359810"
    },
    {
      "nct_id": "NCT04338360",
      "title": "Expanded Access to Convalescent Plasma for the Treatment of Patients With COVID-19",
      "overall_status": "APPROVED_FOR_MARKETING",
      "study_type": "EXPANDED_ACCESS",
      "phases": [],
      "conditions": [
        "COVID19"
      ],
      "interventions": [
        {
          "name": "COVID-19 convalescent plasma",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2020-09-02",
      "last_synced_at": "2026-11-07T19:15:58.085Z",
      "location_count": 12,
      "location_summary": "Scottsdale, Arizona • Jacksonville, Florida • Albert Lea, Minnesota + 9 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Albert Lea",
          "state": "Minnesota"
        },
        {
          "city": "Austin",
          "state": "Minnesota"
        },
        {
          "city": "Cannon Falls",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04338360"
    },
    {
      "nct_id": "NCT05080218",
      "title": "COVID-19 VaccinE Response in Rheumatology Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Rheumatoid Arthritis",
        "Psoriatic Arthritis",
        "Spondylarthritis"
      ],
      "interventions": [
        {
          "name": "Upadacitinib",
          "type": "DRUG"
        },
        {
          "name": "Abatacept",
          "type": "DRUG"
        },
        {
          "name": "Secukinumab",
          "type": "DRUG"
        },
        {
          "name": "Tofacitinib",
          "type": "DRUG"
        },
        {
          "name": "TNF Inhibitor",
          "type": "DRUG"
        },
        {
          "name": "Canakinumab Injection",
          "type": "DRUG"
        },
        {
          "name": "Baricitinib",
          "type": "DRUG"
        },
        {
          "name": "Ixekizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Jeffrey Curtis",
      "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": 841,
      "start_date": "2021-11-15",
      "completion_date": "2024-05-28",
      "has_results": false,
      "last_update_posted_date": "2025-05-02",
      "last_synced_at": "2026-11-07T19:15:58.085Z",
      "location_count": 8,
      "location_summary": "Birmingham, Alabama • Hoover, Alabama • Phoenix, Arizona + 4 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Hoover",
          "state": "Alabama"
        },
        {
          "city": "Hoover",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05080218"
    },
    {
      "nct_id": "NCT05525910",
      "title": "Relative Bioavailability Study of Nirmatrelvir/Ritonavir 4 Different Fixed Dose Combination Tablets Relative to the Commercial Tablets in Healthy Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Biological Availability",
        "Healthy Participants"
      ],
      "interventions": [
        {
          "name": "Nirmatrelvir/ ritonavir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2022-08-31",
      "completion_date": "2022-11-07",
      "has_results": true,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-11-07T19:15:58.085Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05525910"
    },
    {
      "nct_id": "NCT04679909",
      "title": "Safety and Immunogenicity of AdCOVID in Healthy Adults (COVID-19 Vaccine Study)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "AdCOVID",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Altimmune, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 92,
      "start_date": "2021-02-25",
      "completion_date": "2022-12-21",
      "has_results": false,
      "last_update_posted_date": "2023-08-14",
      "last_synced_at": "2026-11-07T19:15:58.085Z",
      "location_count": 6,
      "location_summary": "Hialeah, Florida • Melbourne, Florida • Peoria, Illinois + 3 more",
      "locations": [
        {
          "city": "Hialeah",
          "state": "Florida"
        },
        {
          "city": "Melbourne",
          "state": "Florida"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        },
        {
          "city": "Rockville",
          "state": "Maryland"
        },
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04679909"
    },
    {
      "nct_id": "NCT04341116",
      "title": "Study of TJ003234 (Anti-GM-CSF Monoclonal Antibody) in Subjects With Severe Coronavirus Disease 2019 (COVID-19)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Coronavirus Disease 2019 COVID-19"
      ],
      "interventions": [
        {
          "name": "TJ003234",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "I-Mab Biopharma US Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 149,
      "start_date": "2020-04-11",
      "completion_date": "2022-02-07",
      "has_results": true,
      "last_update_posted_date": "2023-05-06",
      "last_synced_at": "2026-11-07T19:15:58.085Z",
      "location_count": 14,
      "location_summary": "Little Rock, Arkansas • Sylmar, California • Washington D.C., District of Columbia + 10 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Sylmar",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04341116"
    },
    {
      "nct_id": "NCT04343898",
      "title": "Study of the Treatment and Outcomes in Critically Ill Patients With COVID-19",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Coronavirus Infection"
      ],
      "interventions": [
        {
          "name": "No intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5154,
      "start_date": "2020-04-01",
      "completion_date": "2023-07-01",
      "has_results": false,
      "last_update_posted_date": "2023-08-09",
      "last_synced_at": "2026-11-07T19:15:58.085Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04343898"
    },
    {
      "nct_id": "NCT04743908",
      "title": "Community Network-driven COVID-19 Testing and Vaccination of Vulnerable Populations in the Central US",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Covid19"
      ],
      "interventions": [
        {
          "name": "Social Network Strategy + COVID-19 messaging",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "15 Years and older"
      },
      "enrollment_count": 1328,
      "start_date": "2021-04-29",
      "completion_date": "2022-12-31",
      "has_results": true,
      "last_update_posted_date": "2024-10-10",
      "last_synced_at": "2026-11-07T19:15:58.085Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04743908"
    },
    {
      "nct_id": "NCT06065176",
      "title": "The Efficacy of the 2023-2024 Updated COVID-19 Vaccines Against COVID-19 Infection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "COVID-19",
        "Vaccine-Preventable Diseases",
        "SARS CoV 2 Infection",
        "Upper Respiratory Tract Infection",
        "Upper Respiratory Disease"
      ],
      "interventions": [
        {
          "name": "Novavax COVID-19 vaccine (2023-2024 formula XBB containing)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pfizer COVID-19 mRNA vaccine (2023-2024 formula XBB containing)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sarang K. Yoon, DO, MOH",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1188,
      "start_date": "2023-11-22",
      "completion_date": "2024-09-09",
      "has_results": true,
      "last_update_posted_date": "2026-01-28",
      "last_synced_at": "2026-11-07T19:15:58.085Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06065176"
    },
    {
      "nct_id": "NCT05624450",
      "title": "Efficacy and Safety of Tozorakimab in Patients Hospitalised for Viral Lung Infection Requiring Supplemental Oxygen",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Viral Lung Infection and Acute Respiratory Failure"
      ],
      "interventions": [
        {
          "name": "Tozorakimab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3527,
      "start_date": "2022-12-13",
      "completion_date": "2027-11-04",
      "has_results": false,
      "last_update_posted_date": "2026-10-30",
      "last_synced_at": "2026-11-07T19:15:58.085Z",
      "location_count": 75,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 67 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05624450"
    }
  ]
}