{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Lubiprostone",
    "query": {
      "intervention": "Lubiprostone"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 41,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Lubiprostone&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T15:12:45.206Z",
  "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": "NCT00669461",
      "title": "Lubiprostone as a Treatment for Constipation in Parkinson's Disease",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Constipation",
        "Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "Lubiprostone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Arkansas",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 1,
      "start_date": "2009-06",
      "completion_date": "2010-09",
      "has_results": true,
      "last_update_posted_date": "2016-12-30",
      "last_synced_at": "2026-09-02T15:12:45.206Z",
      "location_count": 1,
      "location_summary": "Little Rock, Arkansas",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00669461"
    },
    {
      "nct_id": "NCT01162863",
      "title": "Effects of Lubiprostone on Gastrointestinal Transit & pH in Irritable Bowel Syndrome (IBS) With Constipation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Irritable Bowel Syndrome",
        "Constipation"
      ],
      "interventions": [
        {
          "name": "Lubiprostone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Smartpill wireless motility capsule",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2010-11",
      "completion_date": "2012-12",
      "has_results": true,
      "last_update_posted_date": "2017-01-27",
      "last_synced_at": "2026-09-02T15:12:45.206Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01162863"
    },
    {
      "nct_id": "NCT01469819",
      "title": "Lubiprostone Effect on Gastrointestinal Tract Transit Times Measured by Smartpill in Patients With Chronic Constipation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Chronic Idiopathic Constipation"
      ],
      "interventions": [
        {
          "name": "Lubiprostone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Texas Tech University Health Sciences Center, El Paso",
      "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": 37,
      "start_date": "2012-06",
      "completion_date": "2015-02",
      "has_results": true,
      "last_update_posted_date": "2017-06-09",
      "last_synced_at": "2026-09-02T15:12:45.206Z",
      "location_count": 1,
      "location_summary": "El Paso, Texas",
      "locations": [
        {
          "city": "El Paso",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01469819"
    },
    {
      "nct_id": "NCT00597428",
      "title": "Opioid-induced Bowel Dysfunction Pivotal Assessment of Lubiprostone",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Opioid-Induced Bowel Dysfunction"
      ],
      "interventions": [
        {
          "name": "Lubiprostone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sucampo Pharma Americas, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 437,
      "start_date": "2007-08",
      "completion_date": "2009-03",
      "has_results": true,
      "last_update_posted_date": "2019-12-10",
      "last_synced_at": "2026-09-02T15:12:45.206Z",
      "location_count": 109,
      "location_summary": "Tuscaloosa, Alabama • Phoenix, Arizona • Tempe, Arizona + 93 more",
      "locations": [
        {
          "city": "Tuscaloosa",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00597428"
    },
    {
      "nct_id": "NCT02766777",
      "title": "Evaluation of the Safety of Lubiprostone in Pediatric Participants Aged ≥ 6 Years to < 18 Years With Functional Constipation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Constipation - Functional"
      ],
      "interventions": [
        {
          "name": "Lubiprostone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sucampo Pharma Americas, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Years to 17 Years"
      },
      "enrollment_count": 87,
      "start_date": "2016-04-12",
      "completion_date": "2016-11-04",
      "has_results": true,
      "last_update_posted_date": "2020-05-15",
      "last_synced_at": "2026-09-02T15:12:45.206Z",
      "location_count": 13,
      "location_summary": "Fayetteville, Arkansas • Peoria, Illinois • Shreveport, Louisiana + 10 more",
      "locations": [
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        },
        {
          "city": "Shreveport",
          "state": "Louisiana"
        },
        {
          "city": "Bellevue",
          "state": "Nebraska"
        },
        {
          "city": "Beavercreek",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02766777"
    },
    {
      "nct_id": "NCT00746395",
      "title": "Randomized, Placebo-controlled Trial of Lubiprostone as a Preparation for Capsule Endoscopy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Inflammatory Bowel Disease"
      ],
      "interventions": [
        {
          "name": "Lubiprostone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of South Alabama",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "19 Years to 90 Years"
      },
      "enrollment_count": 45,
      "start_date": "2008-04",
      "completion_date": "2008-09",
      "has_results": true,
      "last_update_posted_date": "2020-10-08",
      "last_synced_at": "2026-09-02T15:12:45.206Z",
      "location_count": 1,
      "location_summary": "Mobile, Alabama",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00746395"
    },
    {
      "nct_id": "NCT00611442",
      "title": "Split Dose Golytely With Amitiza Pretreatment Versus Split Dose Golytely Plus Placebo in Outpatient Colonoscopy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bowel Preparation for Colonoscopy"
      ],
      "interventions": [
        {
          "name": "lubiprostone",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Brooke Army Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 191,
      "start_date": "2007-10",
      "completion_date": "2008-01",
      "has_results": true,
      "last_update_posted_date": "2012-11-01",
      "last_synced_at": "2026-09-02T15:12:45.206Z",
      "location_count": 1,
      "location_summary": "Fort Sam Houston, Texas",
      "locations": [
        {
          "city": "Fort Sam Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00611442"
    },
    {
      "nct_id": "NCT00662363",
      "title": "Lubiprostone (Amitiza®) Vs. Standard Care in Opioid-induced Constipation After Surgery in Inpatient Rehabilitation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Constipation"
      ],
      "interventions": [
        {
          "name": "Lubiprostone",
          "type": "DRUG"
        },
        {
          "name": "Senna",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shirley Ryan AbilityLab",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 64,
      "start_date": "2008-04",
      "completion_date": "2011-10",
      "has_results": true,
      "last_update_posted_date": "2013-03-06",
      "last_synced_at": "2026-09-02T15:12:45.206Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00662363"
    },
    {
      "nct_id": "NCT00985569",
      "title": "Surveying The Outcomes Of Lubiprostone (The STOOL Study) in Nursing Home Residents",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Constipation"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Synergy Health Solutions",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 105,
      "start_date": "2009-11",
      "completion_date": "2010-11",
      "has_results": false,
      "last_update_posted_date": "2010-11-23",
      "last_synced_at": "2026-09-02T15:12:45.206Z",
      "location_count": 3,
      "location_summary": "Brooksville, Florida • Casselberry, Florida • Melbourne, Florida",
      "locations": [
        {
          "city": "Brooksville",
          "state": "Florida"
        },
        {
          "city": "Casselberry",
          "state": "Florida"
        },
        {
          "city": "Melbourne",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00985569"
    },
    {
      "nct_id": "NCT00953043",
      "title": "Lubiprostone, Colonic Motility and Sensation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "lubiprostone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Bowel preparation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 60,
      "start_date": "2007-09",
      "completion_date": "2009-07",
      "has_results": true,
      "last_update_posted_date": "2012-02-27",
      "last_synced_at": "2026-09-02T15:12:45.206Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00953043"
    }
  ]
}