{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Laryngopharyngeal+Reflux&page=2",
    "query": {
      "condition": "Laryngopharyngeal Reflux",
      "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=Laryngopharyngeal+Reflux&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T07:54:03.191Z",
  "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": "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      "overall_status": "WITHDRAWN",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": "2026-05-22T07:54:03.191Z",
      "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": "NCT04383262",
      "title": "Fosamprenavir for Laryngopharyngeal Upper Airway Tissue Treatment and Enzyme Reduction",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Laryngopharyngeal Reflux"
      ],
      "interventions": [
        {
          "name": "Fosamprenavir Calcium",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 104,
      "start_date": "2026-05-15",
      "completion_date": "2027-10-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-05-22T07:54:03.191Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04383262"
    },
    {
      "nct_id": "NCT03853772",
      "title": "The Johns Hopkins Heartburn Center Registry",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Gastroesophageal Reflux Disease",
        "Barrett Esophagus",
        "Laryngopharyngeal Reflux",
        "Esophagitis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2000,
      "start_date": "2019-04-27",
      "completion_date": "2027-06",
      "has_results": false,
      "last_update_posted_date": "2025-12-18",
      "last_synced_at": "2026-05-22T07:54:03.191Z",
      "location_count": 9,
      "location_summary": "Orange, California • Baltimore, Maryland • Rochester, Minnesota + 6 more",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Reno",
          "state": "Nevada"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03853772"
    },
    {
      "nct_id": "NCT05579587",
      "title": "Transoral Incisionless Fundoplication (TIF) for Laryngopharyngeal Reflux (LPR) Patients",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Gastroesophageal Reflux Disease (GERD)",
        "Laryngopharyngeal Reflux (LPR)",
        "Reflux Disease, Gastro-Esophageal",
        "Motility Disorder"
      ],
      "interventions": [
        {
          "name": "Transoral Incisionless Fundoplication",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 0,
      "start_date": "2024-03-30",
      "completion_date": "2025-02-28",
      "has_results": false,
      "last_update_posted_date": "2024-08-05",
      "last_synced_at": "2026-05-22T07:54:03.191Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05579587"
    },
    {
      "nct_id": "NCT05875636",
      "title": "GLP-1 Receptor Agonist Use and Incidence of Retained Gastric Food on Endoscopy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Gastric Content Aspiration"
      ],
      "interventions": [
        {
          "name": "Esophagogastroduodenoscopy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 260,
      "start_date": "2023-08-21",
      "completion_date": "2024-08-23",
      "has_results": false,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-05-22T07:54:03.191Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05875636"
    },
    {
      "nct_id": "NCT01317472",
      "title": "The Effects of Dexlansoprazole for the Treatment of Throat-Related Reflux",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Laryngopharyngeal Reflux"
      ],
      "interventions": [
        {
          "name": "dexlansoprazole",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2011-03",
      "completion_date": "2013-11",
      "has_results": true,
      "last_update_posted_date": "2019-10-01",
      "last_synced_at": "2026-05-22T07:54:03.191Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01317472"
    },
    {
      "nct_id": "NCT04827355",
      "title": "Reflux Band in Laryngopharyngeal Reflux",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Laryngopharyngeal Reflux"
      ],
      "interventions": [
        {
          "name": "External Upper Esophageal Sphincter (UES) Compression Device",
          "type": "DEVICE"
        },
        {
          "name": "Sham Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 72,
      "start_date": "2021-05-07",
      "completion_date": "2026-04-30",
      "has_results": false,
      "last_update_posted_date": "2025-04-08",
      "last_synced_at": "2026-05-22T07:54:03.191Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04827355"
    },
    {
      "nct_id": "NCT00584675",
      "title": "Nasopharyngeal 24 Hour pH Monitoring in Health Adult Volunteers",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gastroesophageal Reflux Disease"
      ],
      "interventions": [
        {
          "name": "Dx-pH Measurement Probe",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2007-02",
      "completion_date": "2008-02",
      "has_results": false,
      "last_update_posted_date": "2015-06-19",
      "last_synced_at": "2026-05-22T07:54:03.191Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00584675"
    },
    {
      "nct_id": "NCT01308502",
      "title": "A New Nasopharyngeal pH Probe for Diagnosis of Laryngopharyngeal Reflux",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Laryngopharyngeal Reflux"
      ],
      "interventions": [
        {
          "name": "Dx-pH probe",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "1 Month to 17 Years"
      },
      "enrollment_count": 0,
      "start_date": "2010-01",
      "completion_date": "2012-01",
      "has_results": false,
      "last_update_posted_date": "2012-03-30",
      "last_synced_at": "2026-05-22T07:54:03.191Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01308502"
    },
    {
      "nct_id": "NCT02530879",
      "title": "Comparison of Voice Therapy and Antireflex Therapy in LPR",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Laryngopharyngeal Reflux"
      ],
      "interventions": [
        {
          "name": "Omeprazole, Lansoprazole, Esomeprazole, Rantidine",
          "type": "DRUG"
        },
        {
          "name": "Voice therapy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Combination of anti-reflux medication and voice therapy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Temple University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2016-05",
      "completion_date": "2018-01",
      "has_results": false,
      "last_update_posted_date": "2018-05-18",
      "last_synced_at": "2026-05-22T07:54:03.191Z",
      "location_count": 2,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02530879"
    }
  ]
}