{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ulipristal+Acetate&page=2",
    "query": {
      "intervention": "Ulipristal Acetate",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 37,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ulipristal+Acetate&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ulipristal+Acetate&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-07T21:11:08.119Z",
  "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": "NCT03296098",
      "title": "Study of the Safety and Efficacy of Ulipristal Acetate (UPA) Used Daily as a Contraceptive",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Contraception",
        "Healthy Female"
      ],
      "interventions": [
        {
          "name": "Ulipristal acetate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Premier Research",
      "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": 0,
      "start_date": "2020-12",
      "completion_date": "2022-12",
      "has_results": false,
      "last_update_posted_date": "2025-11-20",
      "last_synced_at": "2026-10-07T21:11:08.119Z",
      "location_count": 18,
      "location_summary": "Los Angeles, California • Sacramento, California • San Francisco, California + 14 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Honolulu",
          "state": "Hawaii"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03296098"
    },
    {
      "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": "2026-10-07T21:11:08.119Z",
      "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": "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": "2026-10-07T21:11:08.119Z",
      "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"
    },
    {
      "nct_id": "NCT00271583",
      "title": "Efficacy Trial of CDB 2914 for Emergency Contraception",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Emergency Contraception"
      ],
      "interventions": [
        {
          "name": "CDB-2914",
          "type": "DRUG"
        },
        {
          "name": "levonorgestrel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 1672,
      "start_date": "1999-09",
      "completion_date": "2001-09",
      "has_results": false,
      "last_update_posted_date": "2007-12-17",
      "last_synced_at": "2026-10-07T21:11:08.119Z",
      "location_count": 6,
      "location_summary": "Los Angeles, California • Denver, Colorado • New York, New York + 3 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00271583"
    },
    {
      "nct_id": "NCT04423068",
      "title": "Inpatient Adolescent Contraception",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Pregnancy Related",
        "Contraception",
        "Contraceptive Usage",
        "Contraception Behavior",
        "Pregnancy"
      ],
      "interventions": [
        {
          "name": "SexHealth II",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Contraceptive",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "Children's Mercy Hospital Kansas City",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "21 Years",
        "sex": "FEMALE",
        "summary": "14 Years to 21 Years · Female only"
      },
      "enrollment_count": 25,
      "start_date": "2020-12-10",
      "completion_date": "2023-04-04",
      "has_results": false,
      "last_update_posted_date": "2023-04-05",
      "last_synced_at": "2026-10-07T21:11:08.119Z",
      "location_count": 1,
      "location_summary": "Kansas City, Missouri",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04423068"
    },
    {
      "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": "2026-10-07T21:11:08.119Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07434128"
    },
    {
      "nct_id": "NCT02147197",
      "title": "A Study of the Efficacy and Safety of a 3-month Treatment Course of Ulipristal Acetate for the Treatment of 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": 157,
      "start_date": "2014-03-31",
      "completion_date": "2016-03-29",
      "has_results": true,
      "last_update_posted_date": "2019-04-30",
      "last_synced_at": "2026-10-07T21:11:08.119Z",
      "location_count": 28,
      "location_summary": "Tucson, Arizona • San Diego, California • Denver, Colorado + 23 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Lakewood",
          "state": "Colorado"
        },
        {
          "city": "Milford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02147197"
    },
    {
      "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": "2026-10-07T21:11:08.119Z",
      "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": "NCT01953679",
      "title": "Efficacy Study of Two Continuous Regimens of Oral Daily 5 mg or 10 mg of Ulipristal Acetate (UPA), Versus a Dose of 5.0mg UPA for 24/4 Days",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Focus: Estrogen-free Oral Contraception"
      ],
      "interventions": [
        {
          "name": "Ulipristal Acetate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Premier Research",
      "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": 180,
      "start_date": "2014-03",
      "completion_date": "2015-11",
      "has_results": false,
      "last_update_posted_date": "2016-02-22",
      "last_synced_at": "2026-10-07T21:11:08.119Z",
      "location_count": 10,
      "location_summary": "Los Angeles, California • San Francisco, California • Aurora, Colorado + 6 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01953679"
    },
    {
      "nct_id": "NCT00411684",
      "title": "Safety and Efficacy of CDB-2914 for Emergency Contraception",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Emergency Contraception"
      ],
      "interventions": [
        {
          "name": "CDB-2914",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "HRA Pharma",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 1623,
      "start_date": "2006-11",
      "completion_date": "2009-06-05",
      "has_results": true,
      "last_update_posted_date": "2021-09-21",
      "last_synced_at": "2026-10-07T21:11:08.119Z",
      "location_count": 17,
      "location_summary": "San Jose, California • Denver, Colorado • Miami, Florida + 14 more",
      "locations": [
        {
          "city": "San Jose",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Pembroke Pines",
          "state": "Florida"
        },
        {
          "city": "Bloomington",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00411684"
    }
  ]
}