{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=COVID-19+%28Prevention%29&page=4",
    "query": {
      "condition": "COVID-19 (Prevention)",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 130,
    "total_pages": 13,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=COVID-19+%28Prevention%29&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=COVID-19+%28Prevention%29&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-12T02:21:06.580Z",
  "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": "NCT05461378",
      "title": "PREP (Pre-Exposure Prophylaxis) of COVID-19",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Immuno-Deficiency",
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Evusheld",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ghady Haidar",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 138,
      "start_date": "2022-07-26",
      "completion_date": "2024-01-29",
      "has_results": false,
      "last_update_posted_date": "2024-07-15",
      "last_synced_at": "2026-10-12T02:21:06.580Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05461378"
    },
    {
      "nct_id": "NCT04777981",
      "title": "(CBDRA60) to Prevent or Reduce Symptoms of COVID-19 and Prevention of Post-Acute Sequelae of SARS-CoV-2 Infection PASC",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COVID-19",
        "SAR"
      ],
      "interventions": [
        {
          "name": "CBDRA60 supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Anewsha Therapeutics Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2022-07-01",
      "completion_date": "2022-12-28",
      "has_results": false,
      "last_update_posted_date": "2022-02-22",
      "last_synced_at": "2026-10-12T02:21:06.580Z",
      "location_count": 1,
      "location_summary": "Hanover, Michigan",
      "locations": [
        {
          "city": "Hanover",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04777981"
    },
    {
      "nct_id": "NCT06810934",
      "title": "A Phase 1/2A, Randomized Study of a T Follicular Helper (TFH)-Targeting Genetic Vaccine Strategy Designed to Induce Broad, Durable Immune Responses",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "COVID-19",
        "SARS-CoV-2 Infection"
      ],
      "interventions": [
        {
          "name": "CoTend-BXBB (SARS2-30404)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "CoTend-s3BXBB (SARS2-17032)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Kara Chew",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "40 Years to 64 Years"
      },
      "enrollment_count": 80,
      "start_date": "2025-10-21",
      "completion_date": "2029-10",
      "has_results": false,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-10-12T02:21:06.580Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California • San Francisco, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06810934"
    },
    {
      "nct_id": "NCT04349371",
      "title": "Saved From COVID-19 - Chloroquine (CQ) Prophylaxis for Health Care Workers at Risk for COVID",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "COVID",
        "Coronavirus Infection"
      ],
      "interventions": [
        {
          "name": "Chloroquine",
          "type": "DRUG"
        },
        {
          "name": "Placebo oral tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2020-04-21",
      "completion_date": "2021-02-11",
      "has_results": true,
      "last_update_posted_date": "2025-02-27",
      "last_synced_at": "2026-10-12T02:21:06.580Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04349371"
    },
    {
      "nct_id": "NCT04765384",
      "title": "A Study of Ad26.COV2.S in Healthy Pregnant Participants (COVID-19)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "COVID-19 Prevention"
      ],
      "interventions": [
        {
          "name": "Ad26.COV2.S",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Janssen Vaccines & Prevention B.V.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 51,
      "start_date": "2021-08-27",
      "completion_date": "2023-11-24",
      "has_results": true,
      "last_update_posted_date": "2025-05-25",
      "last_synced_at": "2026-10-12T02:21:06.580Z",
      "location_count": 4,
      "location_summary": "Gulfport, Mississippi • Norfolk, Nebraska • Albuquerque, New Mexico + 1 more",
      "locations": [
        {
          "city": "Gulfport",
          "state": "Mississippi"
        },
        {
          "city": "Norfolk",
          "state": "Nebraska"
        },
        {
          "city": "Albuquerque",
          "state": "New Mexico"
        },
        {
          "city": "League City",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04765384"
    },
    {
      "nct_id": "NCT05897541",
      "title": "Phase 3 Study of S-217622 in Prevention of Symptomatic SARS-CoV-2 Infection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "SARS-CoV-2 Infection"
      ],
      "interventions": [
        {
          "name": "S-217622",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shionogi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 3701,
      "start_date": "2023-06-09",
      "completion_date": "2024-09-18",
      "has_results": true,
      "last_update_posted_date": "2026-10-07",
      "last_synced_at": "2026-10-12T02:21:06.580Z",
      "location_count": 95,
      "location_summary": "Birmingham, Alabama • Cullman, Alabama • Phoenix, Arizona + 60 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Cullman",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05897541"
    },
    {
      "nct_id": "NCT04908722",
      "title": "A Study to Evaluate Dose Levels of Ad26.COV2.S Administered as a Two-dose Schedule in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "COVID-19 Prevention"
      ],
      "interventions": [
        {
          "name": "Ad26.COV2.S",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Janssen Vaccines & Prevention B.V.",
      "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": 1609,
      "start_date": "2021-06-18",
      "completion_date": "2023-07-10",
      "has_results": true,
      "last_update_posted_date": "2025-02-04",
      "last_synced_at": "2026-10-12T02:21:06.580Z",
      "location_count": 18,
      "location_summary": "Little Rock, Arkansas • Anaheim, California • Long Beach, California + 15 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Redding",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04908722"
    },
    {
      "nct_id": "NCT04381988",
      "title": "A Study of Hydroxychloroquine vs Placebo to Prevent COVID-19 Infection in Patients Receiving Radiotherapy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "COVID-19",
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Hydroxychloroquine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2020-05-07",
      "completion_date": "2021-04-21",
      "has_results": true,
      "last_update_posted_date": "2021-10-27",
      "last_synced_at": "2026-10-12T02:21:06.580Z",
      "location_count": 7,
      "location_summary": "Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more",
      "locations": [
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Middletown",
          "state": "New Jersey"
        },
        {
          "city": "Montvale",
          "state": "New Jersey"
        },
        {
          "city": "Commack",
          "state": "New York"
        },
        {
          "city": "Harrison",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04381988"
    },
    {
      "nct_id": "NCT05381454",
      "title": "An Open Label Study in Adults to Test the Efficacy of Mitoquinone/Mitoquinol Mesylate to Prevent Severe Viral Illness",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Respiratory Viral Infection",
        "Antiviral Treatment",
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Mitoquinone/mitoquinol mesylate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Los Angeles",
      "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": 80,
      "start_date": "2022-04-28",
      "completion_date": "2023-05-09",
      "has_results": true,
      "last_update_posted_date": "2025-12-16",
      "last_synced_at": "2026-10-12T02:21:06.580Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05381454"
    },
    {
      "nct_id": "NCT05449392",
      "title": "Topical Antibacterial Agents for Prevention of COVID-19",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "COVID-19",
        "SARS-CoV2 Infection"
      ],
      "interventions": [
        {
          "name": "Neosporin",
          "type": "DRUG"
        },
        {
          "name": "Vaseline",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 67,
      "start_date": "2022-09-01",
      "completion_date": "2023-09-22",
      "has_results": false,
      "last_update_posted_date": "2023-10-03",
      "last_synced_at": "2026-10-12T02:21:06.580Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05449392"
    }
  ]
}