{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Signs+and+Symptoms%2C+Respiratory",
    "query": {
      "condition": "Signs and Symptoms, Respiratory"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4655,
    "total_pages": 466,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Signs+and+Symptoms%2C+Respiratory&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-22T23:35:08.580Z",
  "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": "NCT03295279",
      "title": "WTC Chest CT Imaging Archive",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Airway Disease",
        "Interstitial Lung Disease",
        "Lung Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2122,
      "start_date": "2012-09-01",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-05-06",
      "last_synced_at": "2026-07-22T23:35:08.580Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03295279"
    },
    {
      "nct_id": "NCT04691154",
      "title": "A Phase 3 Study to Evaluate the Safety and Tolerability of L606 in Subjects With PAH or PH-ILD",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Arterial Hypertension",
        "Pulmonary Hypertension Due to Lung Diseases"
      ],
      "interventions": [
        {
          "name": "L606 inhalation suspension",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Liquidia Technologies, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 28,
      "start_date": "2021-08-01",
      "completion_date": "2031-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-01",
      "last_synced_at": "2026-07-22T23:35:08.580Z",
      "location_count": 8,
      "location_summary": "Scottsdale, Arizona • Los Angeles, California • Jacksonville, Florida + 5 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04691154"
    },
    {
      "nct_id": "NCT04628780",
      "title": "Study to Test the Safety and Tolerability of PF-07209960 in Advanced or Metastatic Solid Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Non-small-cell Lung Cancer",
        "Squamous Cell Carcinoma of the Head and Neck",
        "Renal Cell Carcinoma",
        "Urothelial Carcinoma",
        "Colorectal Carcinoma",
        "Ovarian Carcinoma"
      ],
      "interventions": [
        {
          "name": "PF-07209960",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 37,
      "start_date": "2020-12-16",
      "completion_date": "2023-05-26",
      "has_results": true,
      "last_update_posted_date": "2024-07-29",
      "last_synced_at": "2026-07-22T23:35:08.580Z",
      "location_count": 13,
      "location_summary": "Duarte, California • Los Angeles, California • Santa Monica, California + 3 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04628780"
    },
    {
      "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": "2026-07-22T23:35:08.580Z",
      "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": "NCT06712810",
      "title": "Q702 for the Treatment of Patients With Hematologic Malignancies",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hematopoietic and Lymphatic System Neoplasm",
        "Histiocytic Sarcoma",
        "Malignant Histiocytosis",
        "Peripheral T-Cell Lymphoma, Not Otherwise Specified",
        "Primary Cutaneous T-Cell Non-Hodgkin Lymphoma",
        "Recurrent Chronic Lymphocytic Leukemia",
        "Recurrent Chronic Myelomonocytic Leukemia",
        "Recurrent Follicular Lymphoma",
        "Recurrent Langerhans Cell Histiocytosis",
        "Recurrent Lymphoplasmacytic Lymphoma",
        "Recurrent Myelodysplastic Syndrome",
        "Recurrent Myelofibrosis",
        "Recurrent Small Lymphocytic Lymphoma",
        "Recurrent Waldenstrom Macroglobulinemia",
        "Refractory Chronic Lymphocytic Leukemia",
        "Refractory Chronic Myelomonocytic Leukemia",
        "Refractory Erdheim-Chester Disease",
        "Refractory Follicular Lymphoma",
        "Refractory Langerhans Cell Histiocytosis",
        "Refractory Lymphoplasmacytic Lymphoma",
        "Refractory Myelodysplastic Syndrome",
        "Refractory Myelofibrosis",
        "Refractory Small Lymphocytic Lymphoma",
        "Refractory Waldenstrom Macroglobulinemia",
        "Rosai-Dorfman-Destombes Disease",
        "Primary Central Nervous System Lymphoma",
        "Recurrent Blastic Plasmacytoid Dendritic Cell Neoplasm",
        "Recurrent Erdheim-Chester Disease",
        "Recurrent Fibroblastic Reticular Cell Sarcoma",
        "Recurrent Histiocytic Sarcoma",
        "Recurrent Interdigitating Dendritic Cell Sarcoma",
        "Recurrent Rosai-Dorfman-Destombes Disease",
        "Refractory Blastic Plasmacytoid Dendritic Cell Neoplasm",
        "Refractory Fibroblastic Reticular Cell Sarcoma",
        "Refractory Histiocytic Sarcoma",
        "Refractory Interdigitating Dendritic Cell Sarcoma",
        "Refractory Rosai-Dorfman-Destombes Disease"
      ],
      "interventions": [
        {
          "name": "Axl/Mer/CSF1R Inhibitor Q702",
          "type": "DRUG"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "OTHER"
      ],
      "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": 46,
      "start_date": "2025-08-27",
      "completion_date": "2030-09-15",
      "has_results": false,
      "last_update_posted_date": "2025-10-10",
      "last_synced_at": "2026-07-22T23:35:08.580Z",
      "location_count": 2,
      "location_summary": "Scottsdale, Arizona • Rochester, Minnesota",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06712810"
    },
    {
      "nct_id": "NCT00355160",
      "title": "Non-Rhinologic Etiologies of Headaches and Facial Pain in Tertiary Care Setting",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Headache",
        "Sinusitis",
        "Rhinitis",
        "Facial Pain"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Penn State 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": "2006-07",
      "completion_date": "2009-04",
      "has_results": false,
      "last_update_posted_date": "2013-05-15",
      "last_synced_at": "2026-07-22T23:35:08.580Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00355160"
    },
    {
      "nct_id": "NCT00845442",
      "title": "Dynamic Laryngeal Opening for Bilateral Vocal Fold Paralysis by an Implanted Stimulator",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vocal Cord Paralysis"
      ],
      "interventions": [
        {
          "name": "pacemaker",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University Hospitals Cleveland 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": 6,
      "start_date": "2006-01-01",
      "completion_date": "2010-11-01",
      "has_results": false,
      "last_update_posted_date": "2022-07-22",
      "last_synced_at": "2026-07-22T23:35:08.580Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00845442"
    },
    {
      "nct_id": "NCT02653066",
      "title": "HealtheRx Survey for Pulmonary Research Registry Recruitment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Asthma",
        "COPD"
      ],
      "interventions": [
        {
          "name": "HealtheRx++",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 41,
      "start_date": "2015-12",
      "completion_date": "2019-12",
      "has_results": false,
      "last_update_posted_date": "2020-04-29",
      "last_synced_at": "2026-07-22T23:35:08.580Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02653066"
    },
    {
      "nct_id": "NCT07360522",
      "title": "Data Collection For Adventitious Lung Sounds Algorithm Using Eko Digital Devices in a Clinical Setting",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Diseases"
      ],
      "interventions": [
        {
          "name": "Eko digital stethoscopes",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Eko Devices, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 750,
      "start_date": "2024-08-23",
      "completion_date": "2027-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-26",
      "last_synced_at": "2026-07-22T23:35:08.580Z",
      "location_count": 1,
      "location_summary": "Forney, Texas",
      "locations": [
        {
          "city": "Forney",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07360522"
    },
    {
      "nct_id": "NCT00103766",
      "title": "Alteplase for Treatment of Empyema and Complicated Parapneumonic Effusion",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Empyema",
        "Pleural Effusion"
      ],
      "interventions": [
        {
          "name": "Alteplase",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "O'Brien, Jeana D., MD, FACP, FCCP",
      "sponsor_class": "INDIV",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 75,
      "start_date": "2004-10",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2006-08-01",
      "last_synced_at": "2026-07-22T23:35:08.580Z",
      "location_count": 1,
      "location_summary": "Temple, Texas",
      "locations": [
        {
          "city": "Temple",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00103766"
    }
  ]
}