{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Opioid-induced+Bowel+Dysfunction",
    "query": {
      "condition": "Opioid-induced Bowel Dysfunction"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 21,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Opioid-induced+Bowel+Dysfunction&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T19:43:28.474Z",
  "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": "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": "2026-07-23T19:43:28.474Z",
      "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": "NCT00135577",
      "title": "Study 767905/008 Extension Study: Alvimopan for Treatment of Opioid-Induced Bowel Dysfunction in Cancer Pain Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cancer",
        "Bowel Dysfunction"
      ],
      "interventions": [
        {
          "name": "alvimopan",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cubist Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 67,
      "start_date": "2004-09",
      "completion_date": "2007-04",
      "has_results": false,
      "last_update_posted_date": "2015-09-02",
      "last_synced_at": "2026-07-23T19:43:28.474Z",
      "location_count": 14,
      "location_summary": "Duarte, California • Fountain Valley, California • La Verne, California + 11 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "La Verne",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00135577"
    },
    {
      "nct_id": "NCT00366431",
      "title": "Study Evaluating Oral MOA-728 for the Treatment of Opioid-Induced Bowel Dysfunction (OIBD) in Subjects With Chronic Non-Malignant Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Constipation"
      ],
      "interventions": [
        {
          "name": "MOA-728",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bausch Health Americas, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 420,
      "start_date": "2006-08",
      "completion_date": "2007-03",
      "has_results": false,
      "last_update_posted_date": "2019-11-25",
      "last_synced_at": "2026-07-23T19:43:28.474Z",
      "location_count": 67,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 53 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00366431"
    },
    {
      "nct_id": "NCT00388401",
      "title": "Study of Alvimopan for the Management of Opioid-induced Postoperative Bowel Dysfunction/Postoperative Ileus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Ileus"
      ],
      "interventions": [
        {
          "name": "Alvimopan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cubist Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 510,
      "start_date": "2002-01",
      "completion_date": "2003-06",
      "has_results": false,
      "last_update_posted_date": "2015-07-20",
      "last_synced_at": "2026-07-23T19:43:28.474Z",
      "location_count": 1,
      "location_summary": "Exton, Pennsylvania",
      "locations": [
        {
          "city": "Exton",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00388401"
    },
    {
      "nct_id": "NCT03944447",
      "title": "Outcomes Mandate National Integration With Cannabis as Medicine",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Pain",
        "Chronic Pain Syndrome",
        "Chronic Pain Due to Injury",
        "Chronic Pain Due to Trauma",
        "Fibromyalgia",
        "Seizures",
        "Hepatitis C",
        "Cancer",
        "Crohn Disease",
        "HIV/AIDS",
        "Multiple Sclerosis",
        "Traumatic Brain Injury",
        "Sickle Cell Disease",
        "Post Traumatic Stress Disorder",
        "Tourette Syndrome",
        "Ulcerative Colitis",
        "Glaucoma",
        "Epilepsy",
        "Inflammatory Bowel Diseases",
        "Parkinson Disease",
        "Amyotrophic Lateral Sclerosis",
        "Chronic Traumatic Encephalopathy",
        "Anxiety",
        "Depression",
        "Insomnia",
        "Autism",
        "Opioid-use Disorder",
        "Bipolar Disorder",
        "Covid19",
        "SARS-CoV Infection",
        "COVID-19",
        "Corona Virus Infection",
        "Coronavirus"
      ],
      "interventions": [
        {
          "name": "Cannabis, Medical",
          "type": "DRUG"
        },
        {
          "name": "RYAH-Medtech Inhaler",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "OMNI Medical Services, LLC",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "7 Years and older"
      },
      "enrollment_count": 200000,
      "start_date": "2018-12-01",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-06-02",
      "last_synced_at": "2026-07-23T19:43:28.474Z",
      "location_count": 17,
      "location_summary": "Boca Raton, Florida • Bradenton, Florida • Fort Lauderdale, Florida + 13 more",
      "locations": [
        {
          "city": "Boca Raton",
          "state": "Florida"
        },
        {
          "city": "Bradenton",
          "state": "Florida"
        },
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        },
        {
          "city": "Fort Myers",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03944447"
    },
    {
      "nct_id": "NCT00388258",
      "title": "Study of Alvimopan for the Management of Opioid-induced Postoperative Bowel Dysfunction/Postoperative Ileus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Ileus"
      ],
      "interventions": [
        {
          "name": "Alvimopan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cubist Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)",
      "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": "2001-03-01",
      "completion_date": "2002-12-01",
      "has_results": false,
      "last_update_posted_date": "2017-08-22",
      "last_synced_at": "2026-07-23T19:43:28.474Z",
      "location_count": 1,
      "location_summary": "Exton, Pennsylvania",
      "locations": [
        {
          "city": "Exton",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00388258"
    },
    {
      "nct_id": "NCT00259922",
      "title": "Alvimopan For The Treatment Of Constipation Due To Opioids Being Taken For Persistent Non-Cancer Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Bowel Dysfunction",
        "Constipation"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Alvimopan",
          "type": "DRUG"
        },
        {
          "name": "Alviompan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cubist Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 485,
      "start_date": "2005-08",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2015-09-02",
      "last_synced_at": "2026-07-23T19:43:28.474Z",
      "location_count": 119,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Mobile, Alabama + 104 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Northport",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00259922"
    },
    {
      "nct_id": "NCT00256932",
      "title": "Treatment Of Constipation Due To Opioids Being Taken For Persistent Non-Cancer Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Bowel Dysfunction",
        "Constipation"
      ],
      "interventions": [
        {
          "name": "alvimopan",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cubist Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 518,
      "start_date": "2005-08",
      "completion_date": "2006-05",
      "has_results": false,
      "last_update_posted_date": "2015-09-02",
      "last_synced_at": "2026-07-23T19:43:28.474Z",
      "location_count": 137,
      "location_summary": "Birmingham, Alabama • Calera, Alabama • Muscle Shoals, Alabama + 114 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Calera",
          "state": "Alabama"
        },
        {
          "city": "Muscle Shoals",
          "state": "Alabama"
        },
        {
          "city": "Tallassee",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00256932"
    },
    {
      "nct_id": "NCT00020605",
      "title": "Naloxone in Treating Constipation in Patients Who Are Receiving Opioids for Chronic Pain",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Constipation, Impaction, and Bowel Obstruction",
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "naloxone hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Dana-Farber Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": null,
      "start_date": "2000-05",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2018-12-13",
      "last_synced_at": "2026-07-23T19:43:28.474Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00020605"
    },
    {
      "nct_id": "NCT00620061",
      "title": "Opioid-induced Bowel Dysfunction: Long-Term Assessment of Lubiprostone",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Opioid-Induced Bowel Dysfunction"
      ],
      "interventions": [
        {
          "name": "Lubiprostone 24",
          "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": 439,
      "start_date": "2007-12",
      "completion_date": "2009-09",
      "has_results": true,
      "last_update_posted_date": "2020-01-21",
      "last_synced_at": "2026-07-23T19:43:28.474Z",
      "location_count": 120,
      "location_summary": "Birmingham, Alabama • Hueytown, Alabama • Mobile, Alabama + 95 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Hueytown",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00620061"
    }
  ]
}