{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Lower+Respiratory+Tract+Infection&page=2",
    "query": {
      "condition": "Lower Respiratory Tract Infection",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Lower+Respiratory+Tract+Infection&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T05:26:38.338Z",
  "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": "NCT03808922",
      "title": "Phase III DAS181 Lower Tract PIV Infection in Immunocompromised Subjects (Substudy: DAS181 for COVID-19): RCT Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Lower Respiratory Tract Infection",
        "Parainfluenza",
        "Immunocompromised",
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "DAS181",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "DAS181 COVID-19",
          "type": "DRUG"
        },
        {
          "name": "DAS181 OL",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ansun Biopharma, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 274,
      "start_date": "2019-05-23",
      "completion_date": "2028-09-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-18",
      "last_synced_at": "2026-05-22T05:26:38.338Z",
      "location_count": 49,
      "location_summary": "Duarte, California • Los Angeles, California • Sacramento, California + 33 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03808922"
    },
    {
      "nct_id": "NCT01922024",
      "title": "Detection of Microorganisms and Antibiotic Resistance Genes Using the Curetis Unyvero LRT55 Application",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pneumonia"
      ],
      "interventions": [
        {
          "name": "LRT55 Testing",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Curetis GmbH",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2124,
      "start_date": "2015-06",
      "completion_date": "2016-11",
      "has_results": true,
      "last_update_posted_date": "2019-03-05",
      "last_synced_at": "2026-05-22T05:26:38.338Z",
      "location_count": 9,
      "location_summary": "Los Angeles, California • Chicago, Illinois • Baltimore, Maryland + 6 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Royal Oak",
          "state": "Michigan"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01922024"
    },
    {
      "nct_id": "NCT02973282",
      "title": "Diagnosing Respiratory Disease in Children Using Cough Sounds",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pneumonia",
        "Bronchiolitis",
        "Asthma",
        "Croup",
        "Upper Respiratory Tract Infection",
        "Lower Respiratory Tract Infection",
        "Reactive Airway Disease"
      ],
      "interventions": [
        {
          "name": "Recording of Infants and Children's Cough Sounds",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "ResApp Health Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "29 Days",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "29 Days to 12 Years"
      },
      "enrollment_count": 1245,
      "start_date": "2016-12",
      "completion_date": "2017-12",
      "has_results": false,
      "last_update_posted_date": "2018-01-05",
      "last_synced_at": "2026-05-22T05:26:38.338Z",
      "location_count": 3,
      "location_summary": "Boston, Massachusetts • Cleveland, Ohio • Houston, Texas",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02973282"
    },
    {
      "nct_id": "NCT01644877",
      "title": "A Phase II, Randomized, Double-blind, Placebo-controlled Study to Examine the Effects of DAS181 in Immunocompromised Subjects With Lower Respiratory Tract Parainfluenza Infection on Supplemental Oxygen",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Parainfluenza"
      ],
      "interventions": [
        {
          "name": "DAS181 dry powder, formulation F02",
          "type": "DRUG"
        },
        {
          "name": "Lactose Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ansun Biopharma, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 111,
      "start_date": "2014-03",
      "completion_date": "2016-12-15",
      "has_results": false,
      "last_update_posted_date": "2017-09-25",
      "last_synced_at": "2026-05-22T05:26:38.338Z",
      "location_count": 45,
      "location_summary": "Phoenix, Arizona • Duarte, California • Orange, California + 33 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01644877"
    },
    {
      "nct_id": "NCT01404234",
      "title": "Safety of AZLI in Children With Cystic Fibrosis (CF) and Chronic Pseudomonas Aeruginosa in the Lower Airways",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cystic Fibrosis",
        "Pseudomonas Aeruginosa"
      ],
      "interventions": [
        {
          "name": "AZLI",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Gilead Sciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "Up to 12 Years"
      },
      "enrollment_count": 61,
      "start_date": "2011-12",
      "completion_date": "2013-04",
      "has_results": true,
      "last_update_posted_date": "2014-05-29",
      "last_synced_at": "2026-05-22T05:26:38.338Z",
      "location_count": 10,
      "location_summary": "Aurora, Colorado • Jacksonville, Florida • Chicago, Illinois + 7 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01404234"
    },
    {
      "nct_id": "NCT05655182",
      "title": "A Study of BLB-201 RSV Vaccine in Infants and Children",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "PIV5-vectored RSV Vaccine (BLB-201) Low Dose",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PIV5-vectored RSV Vaccine (BLB-201) High Dose",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Blue Lake Biotechnology Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "5 Years",
        "sex": "ALL",
        "summary": "6 Months to 5 Years"
      },
      "enrollment_count": 137,
      "start_date": "2023-03-09",
      "completion_date": "2028-07-30",
      "has_results": false,
      "last_update_posted_date": "2025-12-15",
      "last_synced_at": "2026-05-22T05:26:38.338Z",
      "location_count": 11,
      "location_summary": "La Mesa, California • Modesto, California • Meridian, Idaho + 8 more",
      "locations": [
        {
          "city": "La Mesa",
          "state": "California"
        },
        {
          "city": "Modesto",
          "state": "California"
        },
        {
          "city": "Meridian",
          "state": "Idaho"
        },
        {
          "city": "Rexburg",
          "state": "Idaho"
        },
        {
          "city": "Newton",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05655182"
    },
    {
      "nct_id": "NCT07342582",
      "title": "The Rhinovirus Hospitalization and Investigation of Nasal-airway Omics (RHINO) Study",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Rhinovirus"
      ],
      "interventions": [
        {
          "name": "Nasal Swab Healthy Surveillance",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Nasal Swab Sick Samples",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Nasal Swab Hospitalized Cohort",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Sick Follow-up Survey",
          "type": "OTHER"
        },
        {
          "name": "Older Cohort Control Group",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "Up to 17 Years"
      },
      "enrollment_count": 670,
      "start_date": "2026-05",
      "completion_date": "2030-05",
      "has_results": false,
      "last_update_posted_date": "2026-02-24",
      "last_synced_at": "2026-05-22T05:26:38.338Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07342582"
    },
    {
      "nct_id": "NCT05074121",
      "title": "NAC for Attenuation of COVID-19 Symptomatology",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Covid19",
        "COVID-19 Pneumonia",
        "COVID-19 Respiratory Infection",
        "COVID-19 Lower Respiratory Infection",
        "SARS-CoV2 Infection",
        "SARS-CoV-2 Acute Respiratory Disease",
        "SARS-Associated Coronavirus as Cause of Disease Classified Elsewhere",
        "Oxidative Stress"
      ],
      "interventions": [
        {
          "name": "N-acetylcysteine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Cambridge Health Alliance",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2024-03-31",
      "completion_date": "2025-02-01",
      "has_results": false,
      "last_update_posted_date": "2023-08-07",
      "last_synced_at": "2026-05-22T05:26:38.338Z",
      "location_count": 1,
      "location_summary": "Everett, Massachusetts",
      "locations": [
        {
          "city": "Everett",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05074121"
    },
    {
      "nct_id": "NCT05281263",
      "title": "Phase 1 Study of BLB-201 Vaccine in Healthy Young and Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "CPI-RSV-F Vaccine (BLB-201)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Blue Lake Biotechnology Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 30,
      "start_date": "2022-07-20",
      "completion_date": "2023-05-03",
      "has_results": false,
      "last_update_posted_date": "2023-12-21",
      "last_synced_at": "2026-05-22T05:26:38.338Z",
      "location_count": 2,
      "location_summary": "Cincinnati, Ohio • North Charleston, South Carolina",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "North Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05281263"
    },
    {
      "nct_id": "NCT07177417",
      "title": "Characterizing the Human Airway Immune Response to FluMist Vaccination",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Healthy Young Adults",
        "Influenza Vaccines",
        "Influenza Vaccine Response"
      ],
      "interventions": [
        {
          "name": "FluMist",
          "type": "BIOLOGICAL"
        },
        {
          "name": "inactivated influenza vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "bronchoscopy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 30,
      "start_date": "2025-09-09",
      "completion_date": "2028-11",
      "has_results": false,
      "last_update_posted_date": "2025-09-17",
      "last_synced_at": "2026-05-22T05:26:38.338Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07177417"
    }
  ]
}