{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=RESP&page=20",
    "query": {
      "intervention": "RESP",
      "page": 20
    },
    "page_size": 10
  },
  "pagination": {
    "page": 20,
    "page_size": 10,
    "total_count": 3147,
    "total_pages": 315,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=RESP&page=21&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=RESP&page=19&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-28T05:05:37.540Z",
  "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": "NCT04480333",
      "title": "Safety, Tolerability and Pharmacokinetics of Inhaled Nanoparticle Formulation of Remdesivir (GS-5734) and NA-831",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Covid19",
        "Corona Virus Infection",
        "Severe Acute Respiratory Syndrome",
        "Severe Acute Respiratory Infection",
        "Severe Acute Respiratory Syndrome (SARS) Pneumonia",
        "Severe Acute Respiratory Syndrome of Upper Respiratory Tract",
        "Neurodegeneration",
        "Neuroinflammatory Response"
      ],
      "interventions": [
        {
          "name": "Drug: NA-831 - 0.10 mg/kg",
          "type": "DRUG"
        },
        {
          "name": "Placebo- 0.10 mg/kg",
          "type": "DRUG"
        },
        {
          "name": "Drug: NA-831 - 0.20 mg/kg",
          "type": "DRUG"
        },
        {
          "name": "Placebo- 0.20 mg/kg",
          "type": "DRUG"
        },
        {
          "name": "Drug: GS-5734 - 1.00 mg/kg",
          "type": "DRUG"
        },
        {
          "name": "Placebo- 1.00 mg/kg",
          "type": "DRUG"
        },
        {
          "name": "Drug: GS-5734 - 2.00 mg/kg",
          "type": "DRUG"
        },
        {
          "name": "Placebo- 2.00 mg/kg",
          "type": "DRUG"
        },
        {
          "name": "Drugs: NA-831 (0.10 mg/kg) plus GS-5734 (1.00 mg/kg)",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Placebo 0.10 mg + 1.00 mg/kg",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Drugs: NA-831 (0.20 mg/kg) plus GS-5734 (2.00 mg/kg)",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Placebo 0.20 mg + 2.00 mg/kg",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Biomed Industries, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "21 Years to 50 Years"
      },
      "enrollment_count": 45,
      "start_date": "2020-09-15",
      "completion_date": "2021-03-31",
      "has_results": false,
      "last_update_posted_date": "2020-07-21",
      "last_synced_at": "2026-10-28T05:05:37.540Z",
      "location_count": 1,
      "location_summary": "Sunnyvale, California",
      "locations": [
        {
          "city": "Sunnyvale",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04480333"
    },
    {
      "nct_id": "NCT05474430",
      "title": "Estimating Risk of Respiratory Infections Attributable to CFTR Heterozygosity",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Carrier State",
        "Respiratory Infections"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Philip Polgreen",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 160,
      "start_date": "2021-12-20",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-09-04",
      "last_synced_at": "2026-10-28T05:05:37.540Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05474430"
    },
    {
      "nct_id": "NCT02668367",
      "title": "Safety and Pharmacokinetics Study of Multiple Ascending Doses of BTA-C585 in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pharmacokinetics",
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "BTA-C585 oral capsules",
          "type": "DRUG"
        },
        {
          "name": "BTA-C585 matching placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Biota Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 36,
      "start_date": "2015-11",
      "completion_date": "2016-02",
      "has_results": false,
      "last_update_posted_date": "2018-05-30",
      "last_synced_at": "2026-10-28T05:05:37.540Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02668367"
    },
    {
      "nct_id": "NCT00805207",
      "title": "Sex Steroids, Sleep, and Metabolic Dysfunction in Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Polycystic Ovary Syndrome (PCOS)",
        "Obstructive Sleep Apnea",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Progesterone",
          "type": "DRUG"
        },
        {
          "name": "testosterone",
          "type": "DRUG"
        },
        {
          "name": "glucocorticoid",
          "type": "DRUG"
        },
        {
          "name": "continuous positive airway pressure",
          "type": "DEVICE"
        },
        {
          "name": "Estrogen",
          "type": "DRUG"
        },
        {
          "name": "Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 61,
      "start_date": "2007-09",
      "completion_date": "2013-03",
      "has_results": true,
      "last_update_posted_date": "2018-08-01",
      "last_synced_at": "2026-10-28T05:05:37.540Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00805207"
    },
    {
      "nct_id": "NCT04692298",
      "title": "Effects of Pulse Consumption on Bone Health of Postmenopausal Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Menopause"
      ],
      "interventions": [
        {
          "name": "pulses",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Oklahoma State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "65 Years",
        "sex": "FEMALE",
        "summary": "45 Years to 65 Years · Female only"
      },
      "enrollment_count": 41,
      "start_date": "2021-02-22",
      "completion_date": "2023-12-30",
      "has_results": false,
      "last_update_posted_date": "2024-04-03",
      "last_synced_at": "2026-10-28T05:05:37.540Z",
      "location_count": 1,
      "location_summary": "Stillwater, Oklahoma",
      "locations": [
        {
          "city": "Stillwater",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04692298"
    },
    {
      "nct_id": "NCT00879606",
      "title": "Anti-TF Antibody (ALT-836) to Treat Septic Patients With Acute Lung Injury or Acute Respiratory Distress Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Sepsis",
        "Acute Lung Injury",
        "Acute Respiratory Distress Syndrome"
      ],
      "interventions": [
        {
          "name": "ALT-836",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Altor BioScience",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2009-04",
      "completion_date": "2013-01",
      "has_results": false,
      "last_update_posted_date": "2015-04-10",
      "last_synced_at": "2026-10-28T05:05:37.540Z",
      "location_count": 20,
      "location_summary": "Los Angeles, California • Sacramento, California • Stanford, California + 15 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00879606"
    },
    {
      "nct_id": "NCT02123498",
      "title": "The Study of Eustachian Tube Dysfunction and Laryngopharyngeal Reflux",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Eustachian Tube Dysfunction",
        "Laryngopharyngeal Reflux"
      ],
      "interventions": [
        {
          "name": "Omeprazole",
          "type": "DRUG"
        },
        {
          "name": "Ranitidine",
          "type": "DRUG"
        },
        {
          "name": "Pantoprazole",
          "type": "DRUG"
        },
        {
          "name": "24-Hour Diagnostic pH-Probe Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Laryngoscopy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Loma Linda University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 0,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2016-09-26",
      "last_synced_at": "2026-10-28T05:05:37.540Z",
      "location_count": 2,
      "location_summary": "Loma Linda, California • Redlands, California",
      "locations": [
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Redlands",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02123498"
    },
    {
      "nct_id": "NCT06068335",
      "title": "Innate Immunity in Allergic Asthma",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Asthma"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Central Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2021-10-18",
      "completion_date": "2025-06",
      "has_results": false,
      "last_update_posted_date": "2024-12-06",
      "last_synced_at": "2026-10-28T05:05:37.540Z",
      "location_count": 1,
      "location_summary": "Orlando, Florida",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06068335"
    },
    {
      "nct_id": "NCT05175690",
      "title": "Evaluation of the AudibleHealth Dx AI/ML-Based Dx SaMD Using FCV-SDS in the Diagnosis of COVID-19 Illness",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID19"
      ],
      "interventions": [
        {
          "name": "Diagnostic Software as Medical Device",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "AudibleHealth AI, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1126,
      "start_date": "2022-01-10",
      "completion_date": "2022-05-03",
      "has_results": false,
      "last_update_posted_date": "2022-05-05",
      "last_synced_at": "2026-10-28T05:05:37.540Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05175690"
    },
    {
      "nct_id": "NCT01056185",
      "title": "Respiratory Virus Hospitalization Study (FLU 003 Plus)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Influenza",
        "Novel Respiratory Virus-1 Middle Eastern Respiratory Syndrome Coronavirus (MERS-CoV)",
        "Novel Respiratory Virus-2 Severe Acute Respiratory Syndrome Coronavirus (SARS-CoV)"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1000,
      "start_date": "2009-08",
      "completion_date": "2024-08-30",
      "has_results": false,
      "last_update_posted_date": "2024-10-21",
      "last_synced_at": "2026-10-28T05:05:37.540Z",
      "location_count": 18,
      "location_summary": "San Diego, California • Washington D.C., District of Columbia • Chicago, Illinois + 14 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01056185"
    }
  ]
}