{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=COVID19&page=4",
    "query": {
      "condition": "COVID19",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 2349,
    "total_pages": 235,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=COVID19&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=COVID19&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T23:26:34.889Z",
  "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": "NCT04392323",
      "title": "Incidence of COVID-19 Test Conversion in Post-surgical Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sars-CoV2"
      ],
      "interventions": [
        {
          "name": "COVID-19 PCR and Serology",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 111,
      "start_date": "2020-05-13",
      "completion_date": "2020-10-04",
      "has_results": false,
      "last_update_posted_date": "2021-11-08",
      "last_synced_at": "2026-10-21T23:26:34.889Z",
      "location_count": 2,
      "location_summary": "Manhasset, New York • New Hyde Park, New York",
      "locations": [
        {
          "city": "Manhasset",
          "state": "New York"
        },
        {
          "city": "New Hyde Park",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04392323"
    },
    {
      "nct_id": "NCT04575610",
      "title": "IRAK4 Inhibition in Treatment of COVID-19 With ARDS (I-RAMIC)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "PF-06650833",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 7,
      "start_date": "2020-11-27",
      "completion_date": "2021-10-06",
      "has_results": false,
      "last_update_posted_date": "2021-10-26",
      "last_synced_at": "2026-10-21T23:26:34.889Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04575610"
    },
    {
      "nct_id": "NCT05085613",
      "title": "Does Framing and Humor Improve the Effectiveness of Messages About COVID-19 Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Beliefs"
      ],
      "interventions": [
        {
          "name": "Corrective message framing and humor",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins Bloomberg School of Public Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "21 Years to 99 Years"
      },
      "enrollment_count": 100,
      "start_date": "2021-10-31",
      "completion_date": "2022-03-31",
      "has_results": true,
      "last_update_posted_date": "2023-08-21",
      "last_synced_at": "2026-10-21T23:26:34.889Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05085613"
    },
    {
      "nct_id": "NCT05191420",
      "title": "Conversations You Want About Corona Virus Disease (COVID-19)",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Covid19"
      ],
      "interventions": [],
      "intervention_types": [],
      "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": 30,
      "start_date": "2022-03-09",
      "completion_date": "2023-05-15",
      "has_results": false,
      "last_update_posted_date": "2026-06-01",
      "last_synced_at": "2026-10-21T23:26:34.889Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05191420"
    },
    {
      "nct_id": "NCT04419025",
      "title": "Efficacy of N-Acetylcysteine (NAC) in Preventing COVID-19 From Progressing to Severe Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "COVID",
        "Sars-CoV2",
        "SARS-Associated Coronavirus as Cause of Disease Classified Elsewhere",
        "Oxidative Stress"
      ],
      "interventions": [
        {
          "name": "N-acetylcysteine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cambridge Health Alliance",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 165,
      "start_date": "2020-09-23",
      "completion_date": "2021-05-14",
      "has_results": false,
      "last_update_posted_date": "2021-05-28",
      "last_synced_at": "2026-10-21T23:26:34.889Z",
      "location_count": 4,
      "location_summary": "Cambridge, Massachusetts • Everett, Massachusetts • Somerville, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        },
        {
          "city": "Everett",
          "state": "Massachusetts"
        },
        {
          "city": "Somerville",
          "state": "Massachusetts"
        },
        {
          "city": "Somerville",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04419025"
    },
    {
      "nct_id": "NCT05171803",
      "title": "Investigating Immune Escape by SARS-CoV-2 Variants",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19; Immunity"
      ],
      "interventions": [
        {
          "name": "No intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 38,
      "start_date": "2021-05-29",
      "completion_date": "2023-10-15",
      "has_results": false,
      "last_update_posted_date": "2023-11-08",
      "last_synced_at": "2026-10-21T23:26:34.889Z",
      "location_count": 1,
      "location_summary": "San Dimas, California",
      "locations": [
        {
          "city": "San Dimas",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05171803"
    },
    {
      "nct_id": "NCT04866303",
      "title": "Protecting Our Community: COVID-19 Testing",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "SARS-CoV-2",
        "Covid19"
      ],
      "interventions": [
        {
          "name": "Home-based SARS-CoV-2 test kit",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Montana State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 273,
      "start_date": "2021-04-26",
      "completion_date": "2022-03-09",
      "has_results": true,
      "last_update_posted_date": "2023-12-07",
      "last_synced_at": "2026-10-21T23:26:34.889Z",
      "location_count": 2,
      "location_summary": "Pablo, Montana • Seattle, Washington",
      "locations": [
        {
          "city": "Pablo",
          "state": "Montana"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04866303"
    },
    {
      "nct_id": "NCT05236270",
      "title": "CATCH-UP Vaccines: Engaged Approaches to Testing in Community/Healthcare Settings for the Underserved (COVID-19)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COVID-19",
        "Vaccine Refusal"
      ],
      "interventions": [
        {
          "name": "Text Message",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Motivational Interviewing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Electronic Educational Message with Tailored Questions/Prompts",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 312,
      "start_date": "2022-03-25",
      "completion_date": "2023-08-26",
      "has_results": true,
      "last_update_posted_date": "2024-05-22",
      "last_synced_at": "2026-10-21T23:26:34.889Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05236270"
    },
    {
      "nct_id": "NCT04871815",
      "title": "Effects of Sodium Pyruvate Nasal Spray in COVID-19 Long Haulers.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Long COVID"
      ],
      "interventions": [
        {
          "name": "sodium pyruvate nasal spray",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cellular Sciences, inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 22,
      "start_date": "2021-04-27",
      "completion_date": "2022-03-07",
      "has_results": true,
      "last_update_posted_date": "2022-03-09",
      "last_synced_at": "2026-10-21T23:26:34.889Z",
      "location_count": 1,
      "location_summary": "Springfield, Missouri",
      "locations": [
        {
          "city": "Springfield",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04871815"
    },
    {
      "nct_id": "NCT04395391",
      "title": "Home Usability Study of the SARS-CoV-2 (COVID-19) Test",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "SARS-CoV-2",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Exact Sciences Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2020-05-18",
      "completion_date": "2020-06-16",
      "has_results": true,
      "last_update_posted_date": "2023-12-13",
      "last_synced_at": "2026-10-21T23:26:34.889Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04395391"
    }
  ]
}