{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=OIC",
    "query": {
      "condition": "OIC"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 60,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=OIC&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-10T11:25:16.017Z",
  "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": "2026-06-10T11:25:16.017Z",
      "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": "NCT00595946",
      "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": 439,
      "start_date": "2007-08",
      "completion_date": "2009-03",
      "has_results": true,
      "last_update_posted_date": "2019-12-16",
      "last_synced_at": "2026-06-10T11:25:16.017Z",
      "location_count": 94,
      "location_summary": "Birmingham, Alabama • Hueytown, Alabama • Mobile, Alabama + 79 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Hueytown",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00595946"
    },
    {
      "nct_id": "NCT01050595",
      "title": "Methylnaltrexone for Treatment of Opiate-Induced Constipation in the Intensive Care Unit",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Opioid-induced Constipation"
      ],
      "interventions": [
        {
          "name": "Methylnaltrexone Bromide",
          "type": "DRUG"
        },
        {
          "name": "Placebo-Normal Saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "St. John Health System, Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2009-12",
      "completion_date": "2010-12",
      "has_results": false,
      "last_update_posted_date": "2010-01-15",
      "last_synced_at": "2026-06-10T11:25:16.017Z",
      "location_count": 1,
      "location_summary": "Southfield, Michigan",
      "locations": [
        {
          "city": "Southfield",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01050595"
    },
    {
      "nct_id": "NCT01401985",
      "title": "A Study of TD-1211 in Subjects With Opioid-Induced Constipation (OIC)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opioid Induced Constipation"
      ],
      "interventions": [
        {
          "name": "TD-1211",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Glycyx Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 95,
      "start_date": "2011-10",
      "completion_date": "2012-08",
      "has_results": false,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-06-10T11:25:16.017Z",
      "location_count": 1,
      "location_summary": "Pasadena, California",
      "locations": [
        {
          "city": "Pasadena",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01401985"
    },
    {
      "nct_id": "NCT01004393",
      "title": "Methylnaltrexone for Opioid-induced Constipation in Cancer Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Neoplasms",
        "Constipation",
        "Opioid-Related Disorders"
      ],
      "interventions": [
        {
          "name": "Methylnaltrexone bromide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Vermont",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2009-10",
      "completion_date": "2013-12",
      "has_results": true,
      "last_update_posted_date": "2016-02-02",
      "last_synced_at": "2026-06-10T11:25:16.017Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01004393"
    },
    {
      "nct_id": "NCT01983306",
      "title": "Dose-ranging Study to Assess Safety and Efficacy of SP-333 for the Treatment of Opioid-induced Constipation (OIC)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Constipation"
      ],
      "interventions": [
        {
          "name": "SP-333 1 mg",
          "type": "DRUG"
        },
        {
          "name": "SP-333 3 mg",
          "type": "DRUG"
        },
        {
          "name": "SP-333 6 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bausch Health Americas, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 292,
      "start_date": "2013-11",
      "completion_date": "2015-04",
      "has_results": false,
      "last_update_posted_date": "2021-05-07",
      "last_synced_at": "2026-06-10T11:25:16.017Z",
      "location_count": 42,
      "location_summary": "Huntsville, Alabama • Mobile, Alabama • Phoenix, Arizona + 35 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Artesia",
          "state": "California"
        },
        {
          "city": "Laguna Hills",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01983306"
    },
    {
      "nct_id": "NCT00365820",
      "title": "Efficacy and Safety of Tegaserod in Opioid-induced Constipation in Patients With Non-cancer Pain",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Constipation"
      ],
      "interventions": [
        {
          "name": "Tegaserod",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 670,
      "start_date": "2006-07",
      "completion_date": "2007-04",
      "has_results": false,
      "last_update_posted_date": "2012-04-20",
      "last_synced_at": "2026-06-10T11:25:16.017Z",
      "location_count": 59,
      "location_summary": "Mobile, Alabama • Phoenix, Arizona • Tucson, Arizona + 52 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "North Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00365820"
    },
    {
      "nct_id": "NCT00640146",
      "title": "Study of Subcutaneous Methylnaltrexone (MNTX) in the Treatment of Opioid-Induced Constipation During Rehabilitation After Orthopedic Procedures",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opioid-induced Constipation"
      ],
      "interventions": [
        {
          "name": "Methylnaltrexone bromide",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "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": 37,
      "start_date": "2007-10-19",
      "completion_date": "2009-01-21",
      "has_results": true,
      "last_update_posted_date": "2019-09-04",
      "last_synced_at": "2026-06-10T11:25:16.017Z",
      "location_count": 1,
      "location_summary": "Tarrytown, New York",
      "locations": [
        {
          "city": "Tarrytown",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00640146"
    },
    {
      "nct_id": "NCT00402038",
      "title": "Study of Methylnaltrexone (MNTX) for the Relief of Constipation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Advance Illness Patients With OIC"
      ],
      "interventions": [
        {
          "name": "SC Methylnaltrexone",
          "type": "DRUG"
        },
        {
          "name": "SC Placebo",
          "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": 134,
      "start_date": "2004-02",
      "completion_date": "2005-10",
      "has_results": false,
      "last_update_posted_date": "2019-11-25",
      "last_synced_at": "2026-06-10T11:25:16.017Z",
      "location_count": 1,
      "location_summary": "Tarrytown, New York",
      "locations": [
        {
          "city": "Tarrytown",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00402038"
    },
    {
      "nct_id": "NCT00401362",
      "title": "A a Single Dose Efficacy Study in Inducing Laxation in Advance Illness Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Advanced Illness Patients With Opioid Induced Constipation"
      ],
      "interventions": [
        {
          "name": "SC Methylnaltrexone",
          "type": "DRUG"
        },
        {
          "name": "SC Placebo",
          "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": 154,
      "start_date": "2003-02",
      "completion_date": "2005-02",
      "has_results": false,
      "last_update_posted_date": "2019-11-25",
      "last_synced_at": "2026-06-10T11:25:16.017Z",
      "location_count": 1,
      "location_summary": "Tarrytown, New York",
      "locations": [
        {
          "city": "Tarrytown",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00401362"
    }
  ]
}