{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Respiratory+Tract+Infections+%28RTI%29&page=45",
    "query": {
      "condition": "Respiratory Tract Infections (RTI)",
      "page": 45
    },
    "page_size": 10
  },
  "pagination": {
    "page": 45,
    "page_size": 10,
    "total_count": 3928,
    "total_pages": 393,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Respiratory+Tract+Infections+%28RTI%29&page=46&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Respiratory+Tract+Infections+%28RTI%29&page=44&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-17T19:34:38.912Z",
  "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": "NCT03438487",
      "title": "Flucelvax (TIVc or QIVc) Pregnancy Registry",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Influenza, Human",
        "Pregnancy",
        "Birth Defect"
      ],
      "interventions": [
        {
          "name": "Flucelvax Trivalent Influenza Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Flucelvax Quadrivalent Influenza Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Seqirus",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 692,
      "start_date": "2017-09-01",
      "completion_date": "2020-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-11-04",
      "last_synced_at": "2026-10-17T19:34:38.912Z",
      "location_count": 1,
      "location_summary": "Wilmington, North Carolina",
      "locations": [
        {
          "city": "Wilmington",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03438487"
    },
    {
      "nct_id": "NCT06052514",
      "title": "CPAP Efficacy in Post-COVID-19 Patients With Sleep Apnea",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19",
        "Sleep Apnea"
      ],
      "interventions": [
        {
          "name": "Continuous positive airway pressure",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Venkatesh Krishnamurthy",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 22,
      "start_date": "2024-01-04",
      "completion_date": "2024-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-02-07",
      "last_synced_at": "2026-10-17T19:34:38.912Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06052514"
    },
    {
      "nct_id": "NCT05334316",
      "title": "Individualizing Corticosteroid Use in Pneumonia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pneumonia"
      ],
      "interventions": [
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2024-11-06",
      "completion_date": "2026-04-29",
      "has_results": false,
      "last_update_posted_date": "2026-08-05",
      "last_synced_at": "2026-10-17T19:34:38.912Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05334316"
    },
    {
      "nct_id": "NCT04922944",
      "title": "Post COVID-19 Vaccination Analysis in Healthcare Worker Recipients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Covid19",
        "Vaccine Reaction"
      ],
      "interventions": [
        {
          "name": "COVID-19 vaccine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Huntington Memorial Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 167,
      "start_date": "2021-03-08",
      "completion_date": "2022-03-01",
      "has_results": false,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-10-17T19:34:38.912Z",
      "location_count": 1,
      "location_summary": "Pasadena, California",
      "locations": [
        {
          "city": "Pasadena",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04922944"
    },
    {
      "nct_id": "NCT06036134",
      "title": "Reducing COVID-19 Vaccine Hesitancy Among Hispanic Parents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vaccine-Preventable Diseases",
        "COVID-19 Pandemic",
        "Health-Related Behavior",
        "Health Knowledge, Attitudes, Practice",
        "Narration"
      ],
      "interventions": [
        {
          "name": "Baseline surveys",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Digital Storytelling Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Information Control Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Arizona 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": 80,
      "start_date": "2023-12-01",
      "completion_date": "2025-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-26",
      "last_synced_at": "2026-10-17T19:34:38.912Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06036134"
    },
    {
      "nct_id": "NCT04579549",
      "title": "Repeat Testing for SARS-CoV-2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COVID-19",
        "Sars-CoV-2"
      ],
      "interventions": [
        {
          "name": "Saliva Assay",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "5 Years and older"
      },
      "enrollment_count": 464,
      "start_date": "2020-09-29",
      "completion_date": "2021-03-31",
      "has_results": true,
      "last_update_posted_date": "2022-01-20",
      "last_synced_at": "2026-10-17T19:34:38.912Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04579549"
    },
    {
      "nct_id": "NCT03492762",
      "title": "PET Imaging CCR2 in Lung Inflammation",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Lung Inflammation"
      ],
      "interventions": [
        {
          "name": "Cu-DOTA-ECL1i",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 110,
      "start_date": "2018-02-27",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-10-17T19:34:38.912Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03492762"
    },
    {
      "nct_id": "NCT04432350",
      "title": "Assessment of Mortality Rates in COVID-19 Infected Populations Treated With Repurposed Medications",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID",
        "Drug Effect",
        "Drug Interaction",
        "Risk Reduction"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Tabula Rasa HealthCare",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 0,
      "start_date": "2020-06-12",
      "completion_date": "2022-05-26",
      "has_results": false,
      "last_update_posted_date": "2022-09-02",
      "last_synced_at": "2026-10-17T19:34:38.912Z",
      "location_count": 1,
      "location_summary": "Orlando, Florida",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04432350"
    },
    {
      "nct_id": "NCT06016088",
      "title": "A Double-Blind, Active-Controlled, Multiple-Ascending Dose Study of Aerosolized RSP-1502 in Subjects With CF and Chronic PA Lung Infection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Cystic Fibrosis Lung",
        "Respiratory Infections, Recurrent, Chronic",
        "Pseudomonas Aeruginosa"
      ],
      "interventions": [
        {
          "name": "RSP-1502",
          "type": "DRUG"
        },
        {
          "name": "Tobramycin inhalation solution",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Respirion Pharmaceuticals Pty Ltd",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 71,
      "start_date": "2024-04-01",
      "completion_date": "2026-06-22",
      "has_results": false,
      "last_update_posted_date": "2026-06-25",
      "last_synced_at": "2026-10-17T19:34:38.912Z",
      "location_count": 13,
      "location_summary": "Tucson, Arizona • Los Angeles, California • Palo Alto, California + 10 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Augusta",
          "state": "Georgia"
        },
        {
          "city": "Northfield",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06016088"
    },
    {
      "nct_id": "NCT02864420",
      "title": "Hospitalization at Home: The Acute Care Home Hospital Program for Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pneumonia",
        "Heart Failure",
        "Cellulitis",
        "Urinary Tract Infections"
      ],
      "interventions": [
        {
          "name": "Home hospitalization",
          "type": "OTHER"
        },
        {
          "name": "Inpatient Hospitalization",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 21,
      "start_date": "2016-09",
      "completion_date": "2016-12",
      "has_results": false,
      "last_update_posted_date": "2017-07-11",
      "last_synced_at": "2026-10-17T19:34:38.912Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02864420"
    }
  ]
}