{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=COVID-19+exposure&page=2",
    "query": {
      "intervention": "COVID-19 exposure",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 134,
    "total_pages": 14,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=COVID-19+exposure&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=COVID-19+exposure&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-30T12:03:25.769Z",
  "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": "NCT04336774",
      "title": "CAPTION AI to Minimize Risk of COVID Exposure",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Caption AI",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2020-07",
      "completion_date": "2020-11-09",
      "has_results": false,
      "last_update_posted_date": "2020-08-10",
      "last_synced_at": "2026-09-30T12:03:25.769Z",
      "location_count": 2,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04336774"
    },
    {
      "nct_id": "NCT04569344",
      "title": "COVID-19 and Venous Thromboembolism Risk",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Venous Thromboembolism",
        "Covid19"
      ],
      "interventions": [
        {
          "name": "Laboratory test positive for SARS-CoV-2 virus",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 398530,
      "start_date": "2020-01-01",
      "completion_date": "2022-06-21",
      "has_results": false,
      "last_update_posted_date": "2022-11-02",
      "last_synced_at": "2026-09-30T12:03:25.769Z",
      "location_count": 2,
      "location_summary": "Oakland, California • Pasadena, California",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04569344"
    },
    {
      "nct_id": "NCT04847479",
      "title": "COVID-19 Close Contact Self-Testing Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Covid19"
      ],
      "interventions": [
        {
          "name": "COVID-19 self-test",
          "type": "BEHAVIORAL"
        },
        {
          "name": "COVID-19 test referral",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3,
      "start_date": "2021-05-06",
      "completion_date": "2023-11-29",
      "has_results": true,
      "last_update_posted_date": "2025-02-03",
      "last_synced_at": "2026-09-30T12:03:25.769Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04847479"
    },
    {
      "nct_id": "NCT04566965",
      "title": "Serology to COVID-19 for Recording Exposures and Evaluating Needs",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Covid19",
        "Coronavirus",
        "SARS-CoV Infection"
      ],
      "interventions": [
        {
          "name": "SARS-CoV-2",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 232,
      "start_date": "2020-08-18",
      "completion_date": "2021-06-30",
      "has_results": false,
      "last_update_posted_date": "2021-12-22",
      "last_synced_at": "2026-09-30T12:03:25.769Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04566965"
    },
    {
      "nct_id": "NCT05597722",
      "title": "Addressing Cognitive Fog in Long-COVID-19 Patients",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cognitive Impairment",
        "Long COVID"
      ],
      "interventions": [
        {
          "name": "Digital cognitive behavioral intervention-RxWell",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Amphetamine-Dextroamphetamine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "Eva Szigethy",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 7,
      "start_date": "2023-04-04",
      "completion_date": "2023-05-18",
      "has_results": true,
      "last_update_posted_date": "2024-07-22",
      "last_synced_at": "2026-09-30T12:03:25.769Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05597722"
    },
    {
      "nct_id": "NCT05997290",
      "title": "A Study to Learn About New COVD-19 RNA Vaccine Candidates for New Variants in Healthy Individuals",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "SARS-CoV-2 Infection",
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "BNT162b2 (Omi XBB.1.5)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "BNT162b2 (Omi JN.1)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "BNT162b2 (Omi KP.2)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "BioNTech SE",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 1051,
      "start_date": "2023-08-10",
      "completion_date": "2025-03-13",
      "has_results": true,
      "last_update_posted_date": "2026-04-28",
      "last_synced_at": "2026-09-30T12:03:25.769Z",
      "location_count": 37,
      "location_summary": "Athens, Alabama • Huntsville, Alabama • Mobile, Alabama + 30 more",
      "locations": [
        {
          "city": "Athens",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Surprise",
          "state": "Arizona"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05997290"
    },
    {
      "nct_id": "NCT05145803",
      "title": "Asymptomatic and Pre-symptomatic Transmission of SARS-CoV-2 in a Community Congregant Setting",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19",
        "SARS-CoV2 Infection"
      ],
      "interventions": [
        {
          "name": "Polyvinylalcohol strip [diagnostic]",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Colorado School of Public Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3300,
      "start_date": "2021-03-15",
      "completion_date": "2022-09-01",
      "has_results": false,
      "last_update_posted_date": "2021-12-20",
      "last_synced_at": "2026-09-30T12:03:25.769Z",
      "location_count": 6,
      "location_summary": "Aurora, Colorado • Boulder, Colorado • Colorado Springs, Colorado + 2 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Boulder",
          "state": "Colorado"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05145803"
    },
    {
      "nct_id": "NCT05042193",
      "title": "A Prospective Virtual Study to Evaluate the Longevity of IgG Antibodies in Individuals Exposed to COVID-19",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "SARS-CoV-2 Acute Respiratory Disease"
      ],
      "interventions": [
        {
          "name": "SARS-CoV-2",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Everly Health",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1883,
      "start_date": "2021-03-19",
      "completion_date": "2022-06-14",
      "has_results": false,
      "last_update_posted_date": "2022-06-15",
      "last_synced_at": "2026-09-30T12:03:25.769Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05042193"
    },
    {
      "nct_id": "NCT04343248",
      "title": "Trial to Evaluate the Efficacy and Safety of Nitazoxanide (NTZ) for Post-Exposure Prophylaxis of COVID-19 and Other Viral Respiratory Illnesses in Elderly Residents of Long-Term Care Facilities (LTCF)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "COVID-19",
        "Viral Respiratory Illnesses"
      ],
      "interventions": [
        {
          "name": "Nitazoxanide",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Vitamin Super B-Complex",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Romark Laboratories L.C.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "55 Years to 120 Years"
      },
      "enrollment_count": 190,
      "start_date": "2020-05-12",
      "completion_date": "2021-02-01",
      "has_results": true,
      "last_update_posted_date": "2024-07-08",
      "last_synced_at": "2026-09-30T12:03:25.769Z",
      "location_count": 4,
      "location_summary": "Kissimmee, Florida • Acworth, Georgia • Lake Charles, Louisiana + 1 more",
      "locations": [
        {
          "city": "Kissimmee",
          "state": "Florida"
        },
        {
          "city": "Acworth",
          "state": "Georgia"
        },
        {
          "city": "Lake Charles",
          "state": "Louisiana"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04343248"
    },
    {
      "nct_id": "NCT06703190",
      "title": "Estimated Vaccine Effectiveness and Durability of Pfizer/BioNTech 2024-2025 COVID-19 Vaccine",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Pfizer-BioNTech BNT162b2 COVID-19 Vaccinated",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Not vaccinated with 2024-2025 formulated COVID-19 vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "5 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2024-11-25",
      "completion_date": "2025-06-06",
      "has_results": false,
      "last_update_posted_date": "2025-11-06",
      "last_synced_at": "2026-09-30T12:03:25.769Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06703190"
    }
  ]
}