{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=oral+ulipristal+acetate",
    "query": {
      "intervention": "oral ulipristal acetate"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 20,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=oral+ulipristal+acetate&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-28T14:49:23.270Z",
  "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": "NCT02859337",
      "title": "Effectiveness of Orally Dosed Emergency Contraception in Obese Women - UPA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Obesity",
        "Contraception"
      ],
      "interventions": [
        {
          "name": "UPA-ECx1",
          "type": "DRUG"
        },
        {
          "name": "UPA-ECx2",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 35 Years · Female only"
      },
      "enrollment_count": 64,
      "start_date": "2017-05-30",
      "completion_date": "2023-11-15",
      "has_results": true,
      "last_update_posted_date": "2024-02-06",
      "last_synced_at": "2026-09-28T14:49:23.270Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02859337"
    },
    {
      "nct_id": "NCT03118297",
      "title": "Intervention to End Recurrent Unscheduled Bleeding Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Contraception",
        "Bleeding"
      ],
      "interventions": [
        {
          "name": "Ulipristal Acetate",
          "type": "DRUG"
        },
        {
          "name": "Placebo oral capsule",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 65,
      "start_date": "2017-05-01",
      "completion_date": "2018-01-31",
      "has_results": true,
      "last_update_posted_date": "2018-08-31",
      "last_synced_at": "2026-09-28T14:49:23.270Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03118297"
    },
    {
      "nct_id": "NCT00089414",
      "title": "Treatment of Menstrually Related Disorders With Continuous v. Interrupted Oral Contraceptives",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Premenstrual Syndrome",
        "PMS",
        "Premenstrual Dysphoric Disorder",
        "PMDD",
        "Depression"
      ],
      "interventions": [
        {
          "name": "Ethinyl Estradiol/Drospirenone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "CDB 2914",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Mental Health (NIMH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 5,
      "start_date": "2004-07",
      "completion_date": "2010-06",
      "has_results": true,
      "last_update_posted_date": "2017-08-25",
      "last_synced_at": "2026-09-28T14:49:23.270Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00089414"
    },
    {
      "nct_id": "NCT01107106",
      "title": "Safety, Tolerability, and Efficacy of ellaOne® (Ulipristal Acetate) for Emergency Contraception in Postmenarcheal Adolescent Girls and Women",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Contraception"
      ],
      "interventions": [
        {
          "name": "ellaOne® (ulipristal acetate)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "HRA Pharma",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 579,
      "start_date": "2010-05",
      "completion_date": "2013-02",
      "has_results": false,
      "last_update_posted_date": "2013-05-15",
      "last_synced_at": "2026-09-28T14:49:23.270Z",
      "location_count": 4,
      "location_summary": "Denver, Colorado • Lakewood, Colorado • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Lakewood",
          "state": "Colorado"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01107106"
    },
    {
      "nct_id": "NCT07434128",
      "title": "Mammogram Pretreatment With Ulipristal Acetate",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Mammography Screening",
        "Breast Density"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Mammogram",
          "type": "PROCEDURE"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        },
        {
          "name": "Ulipristal Acetate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "DRUG"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "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": 26,
      "start_date": "2026-08-21",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-03",
      "last_synced_at": "2026-09-28T14:49:23.270Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07434128"
    },
    {
      "nct_id": "NCT02863445",
      "title": "Effectiveness of Orally Dosed Emergency Contraception in Obese Women - LNG",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Levonorgestrel-based emergency contraception 1.5 mg",
          "type": "DRUG"
        },
        {
          "name": "Levonorgestrel-based emergency contraception 3.0mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 35 Years · Female only"
      },
      "enrollment_count": 70,
      "start_date": "2017-07-06",
      "completion_date": "2021-08-16",
      "has_results": true,
      "last_update_posted_date": "2023-06-15",
      "last_synced_at": "2026-09-28T14:49:23.270Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02863445"
    },
    {
      "nct_id": "NCT02147158",
      "title": "A Study of the Efficacy and Safety of Ulipristal Acetate Intermittent Treatment for Abnormal Uterine Bleeding Associated With Leiomyomas",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Leiomyoma",
        "Uterine Hemorrhage"
      ],
      "interventions": [
        {
          "name": "Ulipristal acetate (UPA)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Allergan",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 50 Years · Female only"
      },
      "enrollment_count": 432,
      "start_date": "2014-01-29",
      "completion_date": "2016-11-24",
      "has_results": true,
      "last_update_posted_date": "2019-06-04",
      "last_synced_at": "2026-09-28T14:49:23.270Z",
      "location_count": 61,
      "location_summary": "Mesa, Arizona • Phoenix, Arizona • Scottsdale, Arizona + 54 more",
      "locations": [
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02147158"
    },
    {
      "nct_id": "NCT02922127",
      "title": "Compare Daily Ulipristal Acetate and Combined Oral Contraceptive Effects on Breast Epithelial Cell Proliferation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Contraception"
      ],
      "interventions": [
        {
          "name": "Ulipristal Acetate",
          "type": "DRUG"
        },
        {
          "name": "Combined Oral Contraceptive Pill",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 39 Years · Female only"
      },
      "enrollment_count": 29,
      "start_date": "2016-12-16",
      "completion_date": "2019-10-21",
      "has_results": false,
      "last_update_posted_date": "2020-02-07",
      "last_synced_at": "2026-09-28T14:49:23.270Z",
      "location_count": 2,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02922127"
    },
    {
      "nct_id": "NCT04291001",
      "title": "Ovarian Function With ENG Implant and UPA Use",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Contraception"
      ],
      "interventions": [
        {
          "name": "ENG implant",
          "type": "DEVICE"
        },
        {
          "name": "oral ulipristal acetate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 35 Years · Female only"
      },
      "enrollment_count": 40,
      "start_date": "2020-09-04",
      "completion_date": "2024-01-12",
      "has_results": true,
      "last_update_posted_date": "2024-07-12",
      "last_synced_at": "2026-09-28T14:49:23.270Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04291001"
    },
    {
      "nct_id": "NCT05216952",
      "title": "Ulipristal Acetate for Use in Early Pregnancy Loss",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Missed Abortion",
        "Anembryonic Pregnancy",
        "Non-Viable Pregnancy"
      ],
      "interventions": [
        {
          "name": "Ulipristal Acetate Tablets",
          "type": "DRUG"
        },
        {
          "name": "Misoprostol Pill",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 3,
      "start_date": "2022-05-11",
      "completion_date": "2023-04-30",
      "has_results": true,
      "last_update_posted_date": "2023-06-28",
      "last_synced_at": "2026-09-28T14:49:23.270Z",
      "location_count": 4,
      "location_summary": "Chapel Hill, North Carolina • Hillsborough, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Hillsborough",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05216952"
    }
  ]
}