{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Viral+Respiratory+Infection&page=3",
    "query": {
      "condition": "Viral Respiratory Infection",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 2210,
    "total_pages": 221,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Viral+Respiratory+Infection&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Viral+Respiratory+Infection&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-05T13:48:47.568Z",
  "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": "NCT04372602",
      "title": "Duvelisib to Combat COVID-19",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Duvelisib",
          "type": "DRUG"
        },
        {
          "name": "Peripheral blood draw",
          "type": "PROCEDURE"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 28,
      "start_date": "2020-10-12",
      "completion_date": "2022-03-02",
      "has_results": true,
      "last_update_posted_date": "2023-03-06",
      "last_synced_at": "2026-10-05T13:48:47.568Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04372602"
    },
    {
      "nct_id": "NCT04331795",
      "title": "Tocilizumab to Prevent Clinical Decompensation in Hospitalized, Non-critically Ill Patients With COVID-19 Pneumonitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Tocilizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 32,
      "start_date": "2020-04-04",
      "completion_date": "2020-06-05",
      "has_results": true,
      "last_update_posted_date": "2022-06-09",
      "last_synced_at": "2026-10-05T13:48:47.568Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04331795"
    },
    {
      "nct_id": "NCT04724720",
      "title": "Famotidine vs Placebo for the Treatment of Non-Hospitalized Adults With COVID-19",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Covid-19"
      ],
      "interventions": [
        {
          "name": "Famotidine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 56,
      "start_date": "2021-01-19",
      "completion_date": "2022-01-25",
      "has_results": true,
      "last_update_posted_date": "2026-06-15",
      "last_synced_at": "2026-10-05T13:48:47.568Z",
      "location_count": 1,
      "location_summary": "Lake Success, New York",
      "locations": [
        {
          "city": "Lake Success",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04724720"
    },
    {
      "nct_id": "NCT04587323",
      "title": "VEGF and sFlt-1 Levels in the Pathogenesis and Severity of COVID-19 Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19 Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 75,
      "start_date": "2020-05-22",
      "completion_date": "2025-10-06",
      "has_results": false,
      "last_update_posted_date": "2026-02-27",
      "last_synced_at": "2026-10-05T13:48:47.568Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04587323"
    },
    {
      "nct_id": "NCT05548803",
      "title": "COVID-19 Citizen Science Expansion Project",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Covid19"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 52351,
      "start_date": "2020-03-18",
      "completion_date": "2024-09-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-08",
      "last_synced_at": "2026-10-05T13:48:47.568Z",
      "location_count": 9,
      "location_summary": "Sacramento, California • San Francisco, California • Downers Grove, Illinois + 5 more",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Downers Grove",
          "state": "Illinois"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05548803"
    },
    {
      "nct_id": "NCT05121662",
      "title": "COVID-19 Vaccine Biomarker Study in Multiple Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Multiple Sclerosis",
        "COVID-19"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 154,
      "start_date": "2021-07-29",
      "completion_date": "2025-02-13",
      "has_results": false,
      "last_update_posted_date": "2025-05-12",
      "last_synced_at": "2026-10-05T13:48:47.568Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05121662"
    },
    {
      "nct_id": "NCT04333953",
      "title": "COVID-19 in Patients With HIV",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "HIV/AIDS",
        "COVID-19",
        "SARS-CoV-2"
      ],
      "interventions": [
        {
          "name": "No intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Missouri-Columbia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 412,
      "start_date": "2020-04-01",
      "completion_date": "2022-03-28",
      "has_results": false,
      "last_update_posted_date": "2022-05-23",
      "last_synced_at": "2026-10-05T13:48:47.568Z",
      "location_count": 1,
      "location_summary": "Columbia, Missouri",
      "locations": [
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04333953"
    },
    {
      "nct_id": "NCT07086222",
      "title": "Efficacy and Safety of NVX-CoV2705",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "COVID-19",
        "Sars-CoV-2 Infection"
      ],
      "interventions": [
        {
          "name": "NVX-CoV2705",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Novavax",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "50 Years to 65 Years"
      },
      "enrollment_count": 6500,
      "start_date": "2025-11-20",
      "completion_date": "2026-11-18",
      "has_results": false,
      "last_update_posted_date": "2026-05-08",
      "last_synced_at": "2026-10-05T13:48:47.568Z",
      "location_count": 99,
      "location_summary": "Athens, Alabama • Birmingham, Alabama • Gadsden, Alabama + 88 more",
      "locations": [
        {
          "city": "Athens",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Gadsden",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07086222"
    },
    {
      "nct_id": "NCT04363866",
      "title": "Assessing Hydroxychloroquine in Patients With SARS-CoV-2 (COVID-19)",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "COVID-19",
        "SARS-CoV-2"
      ],
      "interventions": [
        {
          "name": "Hydroxychloroquine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Oregon Health and Science 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": "2020-08",
      "completion_date": "2021-09",
      "has_results": false,
      "last_update_posted_date": "2020-10-29",
      "last_synced_at": "2026-10-05T13:48:47.568Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04363866"
    },
    {
      "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": "2026-10-05T13:48:47.568Z",
      "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"
    }
  ]
}