{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Endoscopy+and+pH+study",
    "query": {
      "intervention": "Endoscopy and pH study"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 12,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Endoscopy+and+pH+study&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-20T08:05:39.002Z",
  "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": "NCT06475976",
      "title": "Multidimensional Phenotype Classification in Grade 3 Bronchopulmonary Dysplasia",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bronchopulmonary Dysplasia"
      ],
      "interventions": [
        {
          "name": "Chest computed tomography (CT) with angiography",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Bronchoscopy with bronchoalveolar lavage",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Echocardiography",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "24 hour esophageal pH (\"potential of hydrogen\") - multichannel intraluminal impedance (MII) monitoring (reflux testing)",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "1 Year",
        "sex": "ALL",
        "summary": "1 Month to 1 Year"
      },
      "enrollment_count": 130,
      "start_date": "2023-12-05",
      "completion_date": "2029-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-28",
      "last_synced_at": "2026-09-20T08:05:39.002Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06475976"
    },
    {
      "nct_id": "NCT01635374",
      "title": "Per-Oral Endoscopic Esophagomyotomy (POEM)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Achalasia"
      ],
      "interventions": [
        {
          "name": "Per-Oral Endoscopic Esophagomyotomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Northwestern University",
      "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": 400,
      "start_date": "2010-07",
      "completion_date": "2014-01",
      "has_results": false,
      "last_update_posted_date": "2015-01-06",
      "last_synced_at": "2026-09-20T08:05:39.002Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01635374"
    },
    {
      "nct_id": "NCT05659147",
      "title": "Imaging Biomarkers of Pancreatic Function and Disease",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pancreatitis",
        "Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "Research MRI without administration of intravenous secretin",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Research MRI with administration of intravenous secretin",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Genetic Sequencing",
          "type": "GENETIC"
        },
        {
          "name": "Blood Tests",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Stool Tests",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Survey Completion",
          "type": "OTHER"
        },
        {
          "name": "Endoscopic pancreatic function tests (ePFTs)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Secretin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "GENETIC",
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "5 Years to 21 Years"
      },
      "enrollment_count": 195,
      "start_date": "2023-01-18",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-03-18",
      "last_synced_at": "2026-09-20T08:05:39.002Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05659147"
    },
    {
      "nct_id": "NCT02776982",
      "title": "Influence of Central Obesity on the Esophageal Epithelial Barrier",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gastroesophageal Reflux",
        "GERD"
      ],
      "interventions": [
        {
          "name": "Confocal endomicroscopy",
          "type": "PROCEDURE"
        },
        {
          "name": "Mucosal impedance",
          "type": "PROCEDURE"
        },
        {
          "name": "Research biopsies",
          "type": "PROCEDURE"
        },
        {
          "name": "Bravo ambulatory pH monitor",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 38,
      "start_date": "2016-11",
      "completion_date": "2019-05-16",
      "has_results": false,
      "last_update_posted_date": "2022-02-09",
      "last_synced_at": "2026-09-20T08:05:39.002Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02776982"
    },
    {
      "nct_id": "NCT01824199",
      "title": "CYP2C19 Genotype Predictor of Gastric Acid Suppression",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Esophagitis"
      ],
      "interventions": [
        {
          "name": "Omeprazole",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 0,
      "start_date": "2013-03",
      "completion_date": "2016-11",
      "has_results": false,
      "last_update_posted_date": "2017-10-11",
      "last_synced_at": "2026-09-20T08:05:39.002Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01824199"
    },
    {
      "nct_id": "NCT01281618",
      "title": "Influence of Acid Reflux on Stromal Epithelial Interaction in Barrett's Esophagus",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Barrett's Esophagus"
      ],
      "interventions": [
        {
          "name": "24 hour pH study and upper endoscopy (EGD)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 48,
      "start_date": "2008-10",
      "completion_date": "2011-06",
      "has_results": false,
      "last_update_posted_date": "2013-05-06",
      "last_synced_at": "2026-09-20T08:05:39.002Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01281618"
    },
    {
      "nct_id": "NCT03619408",
      "title": "Management of Esophagitis Following Repair of Esophageal Atresia",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Esophageal Atresia",
        "Esophagitis"
      ],
      "interventions": [
        {
          "name": "Antacids",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "30 Days",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "30 Days to 17 Years"
      },
      "enrollment_count": 50,
      "start_date": "2019-02-01",
      "completion_date": "2025-07",
      "has_results": false,
      "last_update_posted_date": "2021-09-10",
      "last_synced_at": "2026-09-20T08:05:39.002Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03619408"
    },
    {
      "nct_id": "NCT02812407",
      "title": "HRIM vs Mucosal Impedance in GERD Participants",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gastro-esophageal Reflux Disease (GERD)"
      ],
      "interventions": [
        {
          "name": "Mucosal Impedance",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 0,
      "start_date": "2016-06",
      "completion_date": "2019-08",
      "has_results": false,
      "last_update_posted_date": "2020-06-09",
      "last_synced_at": "2026-09-20T08:05:39.002Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02812407"
    },
    {
      "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": "2026-09-20T08:05:39.002Z",
      "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": "NCT01575405",
      "title": "A Study to Compare Three Different Formulations of Tenofovir 1% Gel When Administered Rectally",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "HIV Prevention"
      ],
      "interventions": [
        {
          "name": "Rectal formulation (RF) of tenofovir 1% gel",
          "type": "DRUG"
        },
        {
          "name": "Vaginal formulations (original VF and reduced vaginal glycerin formulation RGVF) of tenofovir 1% gel",
          "type": "DRUG"
        },
        {
          "name": "Universal HEC Placebo Gel Formulation",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ian McGowan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 13,
      "start_date": "2013-03",
      "completion_date": "2013-11",
      "has_results": false,
      "last_update_posted_date": "2013-11-07",
      "last_synced_at": "2026-09-20T08:05:39.002Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California • Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01575405"
    }
  ]
}