{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Constipation&page=9",
    "query": {
      "condition": "Constipation",
      "page": 9
    },
    "page_size": 10
  },
  "pagination": {
    "page": 9,
    "page_size": 10,
    "total_count": 405,
    "total_pages": 41,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Constipation&page=10&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Constipation&page=8&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T07:59:13.517Z",
  "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": "NCT02213081",
      "title": "Ulipristal for Endometriosis-related Pelvic Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Endometriosis"
      ],
      "interventions": [
        {
          "name": "Ulipristal",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 50 Years · Female only"
      },
      "enrollment_count": 1,
      "start_date": "2015-02",
      "completion_date": "2016-12",
      "has_results": true,
      "last_update_posted_date": "2024-05-16",
      "last_synced_at": "2026-10-21T07:59:13.517Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02213081"
    },
    {
      "nct_id": "NCT02813356",
      "title": "Naloxegol US PMR CV Safety.",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Opioid Induced Constipation"
      ],
      "interventions": [
        {
          "name": "naloxegol",
          "type": "DRUG"
        },
        {
          "name": "non-PAMORA",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Valinor Pharma LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 8800,
      "start_date": "2016-06-24",
      "completion_date": "2023-12-31",
      "has_results": false,
      "last_update_posted_date": "2023-05-15",
      "last_synced_at": "2026-10-21T07:59:13.517Z",
      "location_count": 2,
      "location_summary": "Wilmington, Delaware • Hines, Illinois",
      "locations": [
        {
          "city": "Wilmington",
          "state": "Delaware"
        },
        {
          "city": "Hines",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02813356"
    },
    {
      "nct_id": "NCT02745353",
      "title": "Naloxegol in Cancer Opioid-Induced Constipation",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Constipation"
      ],
      "interventions": [
        {
          "name": "naloxegol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Joseph Ma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2016-05",
      "completion_date": "2017-06-22",
      "has_results": true,
      "last_update_posted_date": "2019-12-09",
      "last_synced_at": "2026-10-21T07:59:13.517Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02745353"
    },
    {
      "nct_id": "NCT07781488",
      "title": "A Clinical Trial to Evaluate the Effects of a Fibre Supplement on Microbiome and Gut Health",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gut Health",
        "Microbiome",
        "Bloating",
        "Indigestion",
        "Constipation",
        "Diarrhea",
        "Food Cravings",
        "Abdominal Discomfort",
        "Bowel Movement Irregularity"
      ],
      "interventions": [
        {
          "name": "Essential Fibre+",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Artah Nutrition Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 50,
      "start_date": "2026-06-01",
      "completion_date": "2026-09",
      "has_results": false,
      "last_update_posted_date": "2026-08-24",
      "last_synced_at": "2026-10-21T07:59:13.517Z",
      "location_count": 1,
      "location_summary": "Las Vegas, Nevada",
      "locations": [
        {
          "city": "Las Vegas",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07781488"
    },
    {
      "nct_id": "NCT03992846",
      "title": "Efficacy and Safety of Linzagolix for the Treatment of Endometriosis-associated Pain.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Endometriosis"
      ],
      "interventions": [
        {
          "name": "75 mg linzagolix tablet",
          "type": "DRUG"
        },
        {
          "name": "200 mg linzagolix tablet",
          "type": "DRUG"
        },
        {
          "name": "Add-back capsule (E2 1 mg / NETA 0.5 mg)",
          "type": "DRUG"
        },
        {
          "name": "Placebo tablet to match 75 mg linzagolix tablet",
          "type": "DRUG"
        },
        {
          "name": "Placebo tablet to match 200 mg linzagolix tablet",
          "type": "DRUG"
        },
        {
          "name": "Placebo capsule to match Add-back capsule",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kissei Pharmaceutical Co., Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 49 Years · Female only"
      },
      "enrollment_count": 486,
      "start_date": "2019-06-13",
      "completion_date": "2022-04-01",
      "has_results": true,
      "last_update_posted_date": "2025-04-02",
      "last_synced_at": "2026-10-21T07:59:13.517Z",
      "location_count": 22,
      "location_summary": "Birmingham, Alabama • Dothan, Alabama • Chiefland, Florida + 19 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Chiefland",
          "state": "Florida"
        },
        {
          "city": "Homestead",
          "state": "Florida"
        },
        {
          "city": "Lake City",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03992846"
    },
    {
      "nct_id": "NCT02291679",
      "title": "Trial of Linaclotide in Patients With Chronic Idiopathic Constipation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Idiopathic Constipation"
      ],
      "interventions": [
        {
          "name": "Linaclotide",
          "type": "DRUG"
        },
        {
          "name": "Matching Placebo",
          "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": 1223,
      "start_date": "2014-10",
      "completion_date": "2015-08",
      "has_results": true,
      "last_update_posted_date": "2017-06-15",
      "last_synced_at": "2026-10-21T07:59:13.517Z",
      "location_count": 95,
      "location_summary": "Huntsville, Alabama • Phoenix, Arizona • Tucson, Arizona + 81 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "North Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02291679"
    },
    {
      "nct_id": "NCT04043455",
      "title": "Olorinab in Irritable Bowel Syndrome With Predominant Constipation (IBS-C) and Irritable Bowel Syndrome With Predominant Diarrhea (IBS-D)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Irritable Bowel Syndrome"
      ],
      "interventions": [
        {
          "name": "Olorinab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Arena Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 273,
      "start_date": "2019-07-24",
      "completion_date": "2021-04-29",
      "has_results": true,
      "last_update_posted_date": "2025-01-30",
      "last_synced_at": "2026-10-21T07:59:13.517Z",
      "location_count": 69,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Chandler, Arizona + 60 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Canoga Park",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04043455"
    },
    {
      "nct_id": "NCT02392546",
      "title": "Elobixibat Colonic Motor Function Study",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Idiopathic Constipation"
      ],
      "interventions": [
        {
          "name": "elobixibat",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ferring Pharmaceuticals",
      "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": 0,
      "start_date": "2015-04",
      "completion_date": "2016-04",
      "has_results": false,
      "last_update_posted_date": "2015-06-03",
      "last_synced_at": "2026-10-21T07:59:13.517Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02392546"
    },
    {
      "nct_id": "NCT04172948",
      "title": "The Utility of Virtual Reality in the Management of Pediatric Functional Constipation With Pelvic Floor Dysfunction.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Functional Constipation",
        "Pelvic Floor Disorders"
      ],
      "interventions": [
        {
          "name": "Oculus go headset/virtual reality headset",
          "type": "DEVICE"
        },
        {
          "name": "Diaphragmatic breathing",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "7 Years to 21 Years"
      },
      "enrollment_count": 9,
      "start_date": "2020-02-01",
      "completion_date": "2022-06-30",
      "has_results": false,
      "last_update_posted_date": "2022-07-08",
      "last_synced_at": "2026-10-21T07:59:13.517Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04172948"
    },
    {
      "nct_id": "NCT05760313",
      "title": "A Study to Assess Adverse Events and Change in Disease Activity in Pediatric Participants (Age 6 Months to <2 Years) With Functional Constipation Who Are Treated With Linaclotide",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Functional Constipation"
      ],
      "interventions": [
        {
          "name": "Linaclotide",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AbbVie",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "23 Months",
        "sex": "ALL",
        "summary": "6 Months to 23 Months"
      },
      "enrollment_count": 19,
      "start_date": "2023-04-27",
      "completion_date": "2025-06-09",
      "has_results": true,
      "last_update_posted_date": "2026-01-06",
      "last_synced_at": "2026-10-21T07:59:13.517Z",
      "location_count": 18,
      "location_summary": "Phoenix, Arizona • Hot Springs, Arkansas • Anaheim, California + 14 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Hot Springs",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Corona",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05760313"
    }
  ]
}