{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Respiratory+Infection+Virus",
    "query": {
      "condition": "Respiratory Infection Virus"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 3355,
    "total_pages": 336,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Respiratory+Infection+Virus&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T01:58:49.473Z",
  "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": "NCT02876159",
      "title": "The Immunologic Basis for an Attenuated Immune Response to the Influenza Vaccine After Repeated Annual Vaccination",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "2016-2017 Influenza Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "20 Years to 30 Years"
      },
      "enrollment_count": 20,
      "start_date": "2016-07",
      "completion_date": "2016-12-01",
      "has_results": true,
      "last_update_posted_date": "2018-12-12",
      "last_synced_at": "2026-07-23T01:58:49.473Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02876159"
    },
    {
      "nct_id": "NCT06739668",
      "title": "Humanity Neurotech Device Clinical Trial in Adults With Long COVID Cognitive Dysfunction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post-Acute COVID-19 Syndrome",
        "Cognitive Dysfunction"
      ],
      "interventions": [
        {
          "name": "Pascal device",
          "type": "DEVICE"
        },
        {
          "name": "Sham Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2024-12-19",
      "completion_date": "2025-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-02-02",
      "last_synced_at": "2026-07-23T01:58:49.473Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06739668"
    },
    {
      "nct_id": "NCT04388683",
      "title": "Inhaled Nitric Oxide for Preventing Progression in COVID-19",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Nitric Oxide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Tufts Medical Center",
      "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": 10,
      "start_date": "2020-05-12",
      "completion_date": "2020-11-23",
      "has_results": true,
      "last_update_posted_date": "2022-04-19",
      "last_synced_at": "2026-07-23T01:58:49.473Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04388683"
    },
    {
      "nct_id": "NCT05101486",
      "title": "A Study of an Ad26.RSV.PreF-based Regimen at the End of Shelf-life in Adults Aged 60 to 75 Years",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Prevention"
      ],
      "interventions": [
        {
          "name": "Ad26.RSV.PreF-based Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Janssen Vaccines & Prevention B.V.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "60 Years to 75 Years"
      },
      "enrollment_count": 755,
      "start_date": "2021-11-01",
      "completion_date": "2022-09-20",
      "has_results": true,
      "last_update_posted_date": "2025-05-25",
      "last_synced_at": "2026-07-23T01:58:49.473Z",
      "location_count": 13,
      "location_summary": "Athens, Alabama • Vestavia Hills, Alabama • Phoenix, Arizona + 8 more",
      "locations": [
        {
          "city": "Athens",
          "state": "Alabama"
        },
        {
          "city": "Vestavia Hills",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Milford",
          "state": "Connecticut"
        },
        {
          "city": "DeLand",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05101486"
    },
    {
      "nct_id": "NCT04645602",
      "title": "Merck IIT: RRP Pembro and Lenvatinib",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Human Papilloma Virus",
        "Recurrent Respiratory Papillomatosis",
        "Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "Lenvatinib",
          "type": "DRUG"
        },
        {
          "name": "Pembrolizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2025-07-18",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-07-02",
      "last_synced_at": "2026-07-23T01:58:49.473Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04645602"
    },
    {
      "nct_id": "NCT04403386",
      "title": "Prospective Natural History Study of Smoking, Immune Cell Profiles, Epigenetics and COVID-19",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Environmental Health Sciences (NIEHS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "30 Years to 55 Years"
      },
      "enrollment_count": 132,
      "start_date": "2020-06-01",
      "completion_date": "2023-02-24",
      "has_results": false,
      "last_update_posted_date": "2026-03-06",
      "last_synced_at": "2026-07-23T01:58:49.473Z",
      "location_count": 1,
      "location_summary": "Research Triangle Park, North Carolina",
      "locations": [
        {
          "city": "Research Triangle Park",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04403386"
    },
    {
      "nct_id": "NCT04451954",
      "title": "Study of Recombinant Influenza Vaccine Containing Different H3 Antigens Without or With Adjuvant in Healthy Adult Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza Immunisation",
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Quadrivalent RIV with H3 strain 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Quadrivalent RIV with H3 strain 1 and adjuvant",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Quadrivalent RIV with H3 strain 2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Quadrivalent RIV with H3 strain 2 and adjuvant",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Quadrivalent RIV with 2018-2019 NH H3 strain",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Quadrivalent RIV with 2018-2019 NH H3 strain and adjuvant",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 210,
      "start_date": "2020-07-02",
      "completion_date": "2021-09-20",
      "has_results": false,
      "last_update_posted_date": "2025-09-17",
      "last_synced_at": "2026-07-23T01:58:49.473Z",
      "location_count": 5,
      "location_summary": "San Diego, California • Melbourne, Florida • Orlando, Florida + 2 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Melbourne",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        },
        {
          "city": "Rockville",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04451954"
    },
    {
      "nct_id": "NCT00655031",
      "title": "Trial to Evaluate the Use of Pomegranate Concentrate (POMx) for the Prevention of Experimental Rhinovirus Infection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Common Cold"
      ],
      "interventions": [
        {
          "name": "Pomegranate Concentrate (POMx)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "POM Wonderful LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 150,
      "start_date": "2008-04",
      "completion_date": "2008-07",
      "has_results": false,
      "last_update_posted_date": "2008-08-18",
      "last_synced_at": "2026-07-23T01:58:49.473Z",
      "location_count": 3,
      "location_summary": "Huntsville, Alabama • Melbourne, Florida • Charlottesville, Virginia",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Melbourne",
          "state": "Florida"
        },
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00655031"
    },
    {
      "nct_id": "NCT04907942",
      "title": "Ecological Momentary Assessment and Text Message Intervention for Stress Management",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stress, Psychological",
        "Loneliness",
        "Covid19",
        "Stress"
      ],
      "interventions": [
        {
          "name": "EMA + EMA and FACE Stress",
          "type": "OTHER"
        },
        {
          "name": "EMA Alone",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Click Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 81,
      "start_date": "2020-10-29",
      "completion_date": "2021-06-20",
      "has_results": true,
      "last_update_posted_date": "2025-05-08",
      "last_synced_at": "2026-07-23T01:58:49.473Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04907942"
    },
    {
      "nct_id": "NCT05855369",
      "title": "Study of Chemosensory Enhancement Through Neuromodulation Training (SCENT for Long COVID)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Smell Dysfunction",
        "Olfactory Disorder",
        "Long COVID"
      ],
      "interventions": [
        {
          "name": "Trigeminal Nerve Stimulation (TNS)",
          "type": "DEVICE"
        },
        {
          "name": "Active Smell Training (ST)",
          "type": "OTHER"
        },
        {
          "name": "Placebo Smell Training (PBO)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 145,
      "start_date": "2023-10-02",
      "completion_date": "2028-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-02",
      "last_synced_at": "2026-07-23T01:58:49.473Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05855369"
    }
  ]
}