{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Respiratory+Tract+Infections+%28RTI%29&page=25",
    "query": {
      "condition": "Respiratory Tract Infections (RTI)",
      "page": 25
    },
    "page_size": 10
  },
  "pagination": {
    "page": 25,
    "page_size": 10,
    "total_count": 3925,
    "total_pages": 393,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Respiratory+Tract+Infections+%28RTI%29&page=26&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Respiratory+Tract+Infections+%28RTI%29&page=24&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-15T09:53:00.844Z",
  "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": "NCT04619706",
      "title": "Ultramicronized Palmitoylethanolamide (PEA) Treatment in Hospitalized Participants With COVID-19",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "FSD201",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Standard of Care for Covid-19",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Quantum Biopharma",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 53,
      "start_date": "2020-12-14",
      "completion_date": "2021-08-24",
      "has_results": false,
      "last_update_posted_date": "2022-12-05",
      "last_synced_at": "2026-10-15T09:53:00.844Z",
      "location_count": 10,
      "location_summary": "Miami, Florida • St. Petersburg, Florida • Idaho Falls, Idaho + 6 more",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        },
        {
          "city": "Idaho Falls",
          "state": "Idaho"
        },
        {
          "city": "Winfield",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04619706"
    },
    {
      "nct_id": "NCT06201130",
      "title": "Airway Microbiome Changes After Artificial Airway Exchange in Critically-ill Pediatric Patients.",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Tracheostomy",
        "Endotracheal Tube",
        "Ventilator Associated Pneumonia",
        "Tracheitis",
        "Microbial Colonization",
        "Pediatric Infectious Disease",
        "Pediatrics"
      ],
      "interventions": [
        {
          "name": "Suctioning of artificial airway",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "0 Years to 18 Years"
      },
      "enrollment_count": 50,
      "start_date": "2023-12-20",
      "completion_date": "2025-06-26",
      "has_results": false,
      "last_update_posted_date": "2024-01-17",
      "last_synced_at": "2026-10-15T09:53:00.844Z",
      "location_count": 1,
      "location_summary": "Queens, New York",
      "locations": [
        {
          "city": "Queens",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06201130"
    },
    {
      "nct_id": "NCT01599884",
      "title": "N-Acetylcysteine for Patients With COPD and ChronicBronchitis",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease",
        "Chronic Bronchitis"
      ],
      "interventions": [
        {
          "name": "N-acetylcysteine",
          "type": "DRUG"
        },
        {
          "name": "Oral acetylcysteine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Center for Veterans Research and Education",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "40 Years to 85 Years"
      },
      "enrollment_count": 65,
      "start_date": "2012-06",
      "completion_date": "2013-08",
      "has_results": false,
      "last_update_posted_date": "2012-05-16",
      "last_synced_at": "2026-10-15T09:53:00.844Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01599884"
    },
    {
      "nct_id": "NCT02278484",
      "title": "Sinus Balloon Dilation in Pediatric Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sinusitis"
      ],
      "interventions": [
        {
          "name": "XprESS device and PathAssist confirmation tools",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Entellus Medical, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "2 Years to 21 Years"
      },
      "enrollment_count": 50,
      "start_date": "2014-09",
      "completion_date": "2016-01",
      "has_results": true,
      "last_update_posted_date": "2017-04-11",
      "last_synced_at": "2026-10-15T09:53:00.844Z",
      "location_count": 4,
      "location_summary": "Phoenix, Arizona • Salem, Oregon • Charleston, South Carolina + 1 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Salem",
          "state": "Oregon"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02278484"
    },
    {
      "nct_id": "NCT01933048",
      "title": "Self-Administered Nasal Influenza Feasibility Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "FluMist",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Henry M. Jackson Foundation for the Advancement of Military Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 1077,
      "start_date": "2012-09",
      "completion_date": "2013-10",
      "has_results": true,
      "last_update_posted_date": "2023-02-15",
      "last_synced_at": "2026-10-15T09:53:00.844Z",
      "location_count": 2,
      "location_summary": "San Diego, California • Fort Sam Houston, Texas",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Fort Sam Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01933048"
    },
    {
      "nct_id": "NCT00796315",
      "title": "Study Evaluating the Pharmacokinetics of Doxylamine Succinate in Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Allergic Rhinitis",
        "Upper Respiratory Infection"
      ],
      "interventions": [
        {
          "name": "Doxylamine Succinate USP",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Procter and Gamble",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "2 Years to 18 Years"
      },
      "enrollment_count": 41,
      "start_date": "2008-12",
      "completion_date": "2009-06",
      "has_results": true,
      "last_update_posted_date": "2013-02-04",
      "last_synced_at": "2026-10-15T09:53:00.844Z",
      "location_count": 6,
      "location_summary": "Washington D.C., District of Columbia • Louisville, Kentucky • Shreveport, Louisiana + 3 more",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Shreveport",
          "state": "Louisiana"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00796315"
    },
    {
      "nct_id": "NCT00772304",
      "title": "Evaluation of the Sensory Attributes of Olopatadine 0.6% and Azelastine 137mcg Nasal Sprays in Patients w/Allergic Rhinitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Olopatadine 0.6% / Azelastine 137 mcg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Alcon Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 102,
      "start_date": "2008-10",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2010-03-02",
      "last_synced_at": "2026-10-15T09:53:00.844Z",
      "location_count": 1,
      "location_summary": "Fort Worth, Texas",
      "locations": [
        {
          "city": "Fort Worth",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00772304"
    },
    {
      "nct_id": "NCT05800158",
      "title": "Butterfly - Clinical Performance Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19",
        "Coronavirus Infections"
      ],
      "interventions": [
        {
          "name": "Applied Biosystems™ TaqPath™ COVID-19 Diagnostic PCR Kit",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Thermo Fisher Scientific, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 1076,
      "start_date": "2023-04-12",
      "completion_date": "2023-08-10",
      "has_results": false,
      "last_update_posted_date": "2023-10-18",
      "last_synced_at": "2026-10-15T09:53:00.844Z",
      "location_count": 11,
      "location_summary": "Manhattan Beach, California • Redondo Beach, California • San Diego, California + 8 more",
      "locations": [
        {
          "city": "Manhattan Beach",
          "state": "California"
        },
        {
          "city": "Redondo Beach",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Lake City",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05800158"
    },
    {
      "nct_id": "NCT04334148",
      "title": "Healthcare Worker Exposure Response and Outcomes of Hydroxychloroquine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Hydroxychloroquine",
          "type": "DRUG"
        },
        {
          "name": "Placebo oral tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Adrian Hernandez",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1360,
      "start_date": "2020-04-22",
      "completion_date": "2021-01-09",
      "has_results": true,
      "last_update_posted_date": "2021-10-12",
      "last_synced_at": "2026-10-15T09:53:00.844Z",
      "location_count": 34,
      "location_summary": "Aurora, Colorado • Gainesville, Florida • Jacksonville, Florida + 27 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Leesburg",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04334148"
    },
    {
      "nct_id": "NCT00405509",
      "title": "The Natural History of Viral Upper Respiratory Infections in Children Aged 6 to Less Than 14 Years",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Upper Respiratory Infection",
        "Common Cold"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "West Penn Allegheny Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "13 Years",
        "sex": "ALL",
        "summary": "6 Years to 13 Years"
      },
      "enrollment_count": 33,
      "start_date": "2006-10",
      "completion_date": "2009-01",
      "has_results": true,
      "last_update_posted_date": "2016-08-19",
      "last_synced_at": "2026-10-15T09:53:00.844Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00405509"
    }
  ]
}