{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dexlansoprazole+Placebo",
    "query": {
      "intervention": "Dexlansoprazole Placebo"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 43,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dexlansoprazole+Placebo&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-14T18:58:37.035Z",
  "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": "NCT00472186",
      "title": "The Effects of Reducing Stomach Acid on Post-tonsillectomy Pain",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Post-tonsillectomy Pain",
        "Post-tonsillectomy Activity",
        "Post-tonsillectomy Hydration"
      ],
      "interventions": [
        {
          "name": "Lansoprazole",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "5 Years to 18 Years"
      },
      "enrollment_count": 2,
      "start_date": "2008-06",
      "completion_date": "2011-02",
      "has_results": true,
      "last_update_posted_date": "2021-12-06",
      "last_synced_at": "2026-09-14T18:58:37.035Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00472186"
    },
    {
      "nct_id": "NCT01642615",
      "title": "Safety and Efficacy of Dexlansoprazole Delayed-Release Capsules for Healing of Erosive Esophagitis and Maintenance of Healed Erosive Esophagitis and Relief of Heartburn in Adolescents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Gastroesophageal Reflux Disease",
        "Erosive Esophagitis"
      ],
      "interventions": [
        {
          "name": "Dexlansoprazole",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "12 Years to 17 Years"
      },
      "enrollment_count": 63,
      "start_date": "2012-07",
      "completion_date": "2014-11",
      "has_results": true,
      "last_update_posted_date": "2015-05-27",
      "last_synced_at": "2026-09-14T18:58:37.035Z",
      "location_count": 32,
      "location_summary": "Huntsville, Alabama • Mobile, Alabama • Phoenix, Arizona + 29 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01642615"
    },
    {
      "nct_id": "NCT00638456",
      "title": "Use of Topical Budesonide in the Treatment of Eosinophilic Esophagitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Eosinophilic Esophagitis"
      ],
      "interventions": [
        {
          "name": "Budesonide plus Prevacid",
          "type": "DRUG"
        },
        {
          "name": "placebo plus Prevacid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ranjan Dohil",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "1 Year and older"
      },
      "enrollment_count": 32,
      "start_date": "2008-02",
      "completion_date": "2009-09",
      "has_results": true,
      "last_update_posted_date": "2019-08-14",
      "last_synced_at": "2026-09-14T18:58:37.035Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00638456"
    },
    {
      "nct_id": "NCT05050188",
      "title": "A Study to Evaluate the Safety, Tolerability and Pharmacokinetics/Pharmacodynamics of Oral Doses of H008",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Erosive Esophagitis"
      ],
      "interventions": [
        {
          "name": "H008",
          "type": "DRUG"
        },
        {
          "name": "H008 placebo",
          "type": "DRUG"
        },
        {
          "name": "Lansoprazole",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Jiangsu Carephar Pharmaceutical Co., Ltd.",
      "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": 24,
      "start_date": "2021-06-24",
      "completion_date": "2021-09-25",
      "has_results": false,
      "last_update_posted_date": "2023-12-15",
      "last_synced_at": "2026-09-14T18:58:37.035Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05050188"
    },
    {
      "nct_id": "NCT00335283",
      "title": "Efficacy of Lansoprazole in Chronic Post Nasal Drip",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Larynx Disease"
      ],
      "interventions": [
        {
          "name": "Lansoprazole Tablet",
          "type": "DRUG"
        },
        {
          "name": "PH and impedence testing",
          "type": "PROCEDURE"
        },
        {
          "name": "manometry",
          "type": "PROCEDURE"
        },
        {
          "name": "lansoprazole",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 75,
      "start_date": "2006-08",
      "completion_date": "2008-12",
      "has_results": true,
      "last_update_posted_date": "2012-08-21",
      "last_synced_at": "2026-09-14T18:58:37.035Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00335283"
    },
    {
      "nct_id": "NCT02637557",
      "title": "A Trial of IW-3718 for 8 Weeks in Patients With Symptomatic Gastroesophageal Reflux Disease (GERD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Gastroesophageal Reflux Disease"
      ],
      "interventions": [
        {
          "name": "IW-3718",
          "type": "DRUG"
        },
        {
          "name": "Matching Placebo",
          "type": "DRUG"
        },
        {
          "name": "PPI",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ironwood Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 282,
      "start_date": "2016-03-01",
      "completion_date": "2017-04-26",
      "has_results": true,
      "last_update_posted_date": "2019-10-15",
      "last_synced_at": "2026-09-14T18:58:37.035Z",
      "location_count": 62,
      "location_summary": "Dothan, Alabama • Phoenix, Arizona • Tucson, Arizona + 54 more",
      "locations": [
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02637557"
    },
    {
      "nct_id": "NCT00255164",
      "title": "Efficacy and Safety of Dexlansoprazole MR on Maintaining Healing in Subjects With Healed Erosive Esophagitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Esophagitis, Reflux",
        "Esophagitis, Peptic"
      ],
      "interventions": [
        {
          "name": "Dexlansoprazole MR",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 451,
      "start_date": "2006-01",
      "completion_date": "2006-11",
      "has_results": true,
      "last_update_posted_date": "2012-02-03",
      "last_synced_at": "2026-09-14T18:58:37.035Z",
      "location_count": 96,
      "location_summary": "Alabaster, Alabama • Birmingham, Alabama • Huntsville, Alabama + 93 more",
      "locations": [
        {
          "city": "Alabaster",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00255164"
    },
    {
      "nct_id": "NCT00324974",
      "title": "The Use of Lansoprazole to Treat Infants With Symptoms of Gastroesophageal Reflux",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Gastroesophageal Reflux Disease"
      ],
      "interventions": [
        {
          "name": "Lansoprazole microgranules suspension",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "11 Months",
        "sex": "ALL",
        "summary": "1 Month to 11 Months"
      },
      "enrollment_count": 162,
      "start_date": "2006-06",
      "completion_date": "2007-05",
      "has_results": false,
      "last_update_posted_date": "2010-07-22",
      "last_synced_at": "2026-09-14T18:58:37.035Z",
      "location_count": 9,
      "location_summary": "Tampa, Florida • Park Ridge, Illinois • Shreveport, Louisiana + 6 more",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Park Ridge",
          "state": "Illinois"
        },
        {
          "city": "Shreveport",
          "state": "Louisiana"
        },
        {
          "city": "Flint",
          "state": "Michigan"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00324974"
    },
    {
      "nct_id": "NCT00442013",
      "title": "Lansoprazole to Treat Children With Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Lansoprazole",
          "type": "DRUG"
        },
        {
          "name": "Matching placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Years to 17 Years"
      },
      "enrollment_count": 306,
      "start_date": "2007-03",
      "completion_date": "2011-08",
      "has_results": true,
      "last_update_posted_date": "2012-12-06",
      "last_synced_at": "2026-09-14T18:58:37.035Z",
      "location_count": 20,
      "location_summary": "Birmingham, Alabama • San Diego, California • Denver, Colorado + 17 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00442013"
    },
    {
      "nct_id": "NCT00321737",
      "title": "Efficacy and Safety of Dexlansoprazole MR Compared to Placebo on Maintaining Healing in Subjects With Healed Erosive Esophagitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Esophagitis, Reflux",
        "Esophagitis, Peptic"
      ],
      "interventions": [
        {
          "name": "Dexlansoprazole MR",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 445,
      "start_date": "2006-05",
      "completion_date": "2007-05",
      "has_results": true,
      "last_update_posted_date": "2012-02-03",
      "last_synced_at": "2026-09-14T18:58:37.035Z",
      "location_count": 80,
      "location_summary": "Huntsville, Alabama • Tuscon, Arizona • Anaheim, California + 77 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Tuscon",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Azusa",
          "state": "California"
        },
        {
          "city": "Carmichael",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00321737"
    }
  ]
}