{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Congestion",
    "query": {
      "condition": "Congestion"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 68,
    "total_pages": 7,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Congestion&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T05:12:28.792Z",
  "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": "NCT00638755",
      "title": "The Effect of Nasal Carbon Dioxide (CO2) on Nasal Congestion in Subjects With Perennial Allergic Rhinitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Perennial Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Nasal Carbon Dioxide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Capnia, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "19 Years to 65 Years"
      },
      "enrollment_count": 20,
      "start_date": "2008-02",
      "completion_date": "2008-07",
      "has_results": false,
      "last_update_posted_date": "2010-08-19",
      "last_synced_at": "2026-05-22T05:12:28.792Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00638755"
    },
    {
      "nct_id": "NCT01647633",
      "title": "Effects of AkPharma's Calcium Glycerophosphate Nasal Spray Wash",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Calcium Glycerophosphate Nasal Spray Wash",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Drexel University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 17,
      "start_date": "2012-05",
      "completion_date": "2015-05",
      "has_results": false,
      "last_update_posted_date": "2015-05-25",
      "last_synced_at": "2026-05-22T05:12:28.792Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01647633"
    },
    {
      "nct_id": "NCT05115812",
      "title": "Renal Autotransplantation; Case Series",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Renal Vascular Disease",
        "Nutcracker Syndrome, Renal",
        "Pelvic Trauma",
        "Loin Pain-Hematuria Syndrome",
        "Renal Tumor",
        "Congestion, Venous"
      ],
      "interventions": [
        {
          "name": "Pre-Operative Information",
          "type": "PROCEDURE"
        },
        {
          "name": "Intra-Operative Data",
          "type": "PROCEDURE"
        },
        {
          "name": "Post-Operative Data (up to discharge)",
          "type": "OTHER"
        },
        {
          "name": "Short-Term Follow-Up Data",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Methodist Health System",
      "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": "2021-09-15",
      "completion_date": "2024-09-30",
      "has_results": false,
      "last_update_posted_date": "2024-03-27",
      "last_synced_at": "2026-05-22T05:12:28.792Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05115812"
    },
    {
      "nct_id": "NCT03517930",
      "title": "A Manufacturing Transfer Study Comparing the Bioequivalence of a Single Oral Dose of Claritin-D 12-Hour Extended Release Tablet From 2 Different Manufacturers Under Fasted Conditions in Healthy Adult Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Clinical Pharmacology"
      ],
      "interventions": [
        {
          "name": "Loratadine + Pseudoephedrine sulfate (Claritin-D, BAY818725) (Manufacturer-SAG)",
          "type": "DRUG"
        },
        {
          "name": "Loratadine + Pseudoephedrine sulfate (Claritin-D, BAY818725) (Manufacturer-Heist)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 52,
      "start_date": "2018-04-17",
      "completion_date": "2018-07-20",
      "has_results": false,
      "last_update_posted_date": "2018-09-19",
      "last_synced_at": "2026-05-22T05:12:28.792Z",
      "location_count": 1,
      "location_summary": "Secaucus, New Jersey",
      "locations": [
        {
          "city": "Secaucus",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03517930"
    },
    {
      "nct_id": "NCT04019613",
      "title": "Assessment of Pulmonary Congestion During Cardiac Hemodynamic Stress Testing",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dyspnea",
        "Heart Failure With Preserved Ejection Fraction"
      ],
      "interventions": [
        {
          "name": "Lung ultrasound",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "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": 4,
      "start_date": "2019-11-08",
      "completion_date": "2019-12-19",
      "has_results": true,
      "last_update_posted_date": "2022-07-20",
      "last_synced_at": "2026-05-22T05:12:28.792Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04019613"
    },
    {
      "nct_id": "NCT01859065",
      "title": "\"Anticipatory Guidance in the Nursery and Its Impact on Non-urgent Emergency Department Visits\"",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Health Knowledge, Attitudes, Practice",
        "Sneezing",
        "Constipation",
        "Nasal Congestion and Inflammations"
      ],
      "interventions": [
        {
          "name": "Intensified anticipatory guidance",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Routine",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Bronx-Lebanon Hospital Center Health Care System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 323,
      "start_date": "2011-12",
      "completion_date": "2012-04",
      "has_results": false,
      "last_update_posted_date": "2013-05-21",
      "last_synced_at": "2026-05-22T05:12:28.792Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01859065"
    },
    {
      "nct_id": "NCT06002685",
      "title": "Partners in Children's Health (CSN): A Randomized Trial of an Attachment Based Intervention",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Respiratory Disease",
        "Inflammation",
        "Insufficient Sleep",
        "Digestive Disease",
        "Skin Conditions",
        "Body Mass Index",
        "Infections",
        "Allergies",
        "Congestion",
        "Antibiotic Use",
        "Overweight and Obesity"
      ],
      "interventions": [
        {
          "name": "Attachment and Biobehavioral Catch-Up",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Home-Based Book-of-the-Week",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Months",
        "maximum_age": "12 Months",
        "sex": "ALL",
        "summary": "8 Months to 12 Months"
      },
      "enrollment_count": 260,
      "start_date": "2023-10-09",
      "completion_date": "2028-01",
      "has_results": false,
      "last_update_posted_date": "2026-01-13",
      "last_synced_at": "2026-05-22T05:12:28.792Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06002685"
    },
    {
      "nct_id": "NCT02187770",
      "title": "Precision of IMED-4 Lung Fluid Measurements",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Dyspnea",
        "Acute Heart Failure Syndrome",
        "Pulmonary Congestion"
      ],
      "interventions": [
        {
          "name": "IMED-4",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Intersection Medical, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 46,
      "start_date": "2014-07",
      "completion_date": "2015-10",
      "has_results": false,
      "last_update_posted_date": "2015-10-14",
      "last_synced_at": "2026-05-22T05:12:28.792Z",
      "location_count": 3,
      "location_summary": "Boston, Massachusetts • Detroit, Michigan • Columbus, Ohio",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02187770"
    },
    {
      "nct_id": "NCT00825656",
      "title": "Comparative Study of Sinol and Sinol-M in Patients With Congestion Due to Allergic Rhinitis",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Sinol or Sinol-M nasal spray",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Strategic Biosciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2008-09",
      "completion_date": "2009-01",
      "has_results": false,
      "last_update_posted_date": "2009-01-23",
      "last_synced_at": "2026-05-22T05:12:28.792Z",
      "location_count": 1,
      "location_summary": "Wheaton, Maryland",
      "locations": [
        {
          "city": "Wheaton",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00825656"
    },
    {
      "nct_id": "NCT02113449",
      "title": "Market Potential of Carbon Dioxide Nasal Spray",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Nasal Congestion"
      ],
      "interventions": [
        {
          "name": "Carbon Dioxide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 147,
      "start_date": "2013-11",
      "completion_date": "2014-02",
      "has_results": true,
      "last_update_posted_date": "2015-04-30",
      "last_synced_at": "2026-05-22T05:12:28.792Z",
      "location_count": 4,
      "location_summary": "Chandler, Arizona • Pinellas Park, Florida • Paramus, New Jersey + 1 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Pinellas Park",
          "state": "Florida"
        },
        {
          "city": "Paramus",
          "state": "New Jersey"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02113449"
    }
  ]
}