{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Period+Problem&page=2",
    "query": {
      "condition": "Period Problem",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Period+Problem&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-06-10T13:10:00.354Z",
  "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": "NCT05722444",
      "title": "Sleep and Health Outcomes in Women With Heavy Menses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Menstruation; Heavy"
      ],
      "interventions": [
        {
          "name": "Nighttime Feminine Product",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 25,
      "start_date": "2023-02-06",
      "completion_date": "2024-10-17",
      "has_results": false,
      "last_update_posted_date": "2026-06-09",
      "last_synced_at": "2026-06-10T13:10:00.354Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05722444"
    },
    {
      "nct_id": "NCT06814028",
      "title": "Transcutaneous Auricular Neurostimulation as a Treatment for Women With Heavy Menstrual Bleeding: A Dose-finding Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heavy Menstrual Bleeding"
      ],
      "interventions": [
        {
          "name": "Volta System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Spark Biomedical, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 40,
      "start_date": "2025-02-14",
      "completion_date": "2025-09-24",
      "has_results": false,
      "last_update_posted_date": "2025-09-26",
      "last_synced_at": "2026-06-10T13:10:00.354Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06814028"
    },
    {
      "nct_id": "NCT03400943",
      "title": "Assess Safety and Efficacy of Vilaprisan in Subjects With Uterine Fibroids (ASTEROID 3)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Uterine Fibroids"
      ],
      "interventions": [
        {
          "name": "Vilaprisan (BAY1002670)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "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": 93,
      "start_date": "2018-01-17",
      "completion_date": "2022-04-06",
      "has_results": true,
      "last_update_posted_date": "2023-05-03",
      "last_synced_at": "2026-06-10T13:10:00.354Z",
      "location_count": 52,
      "location_summary": "Birmingham, Alabama • Arcadia, California • Cerritos, California + 43 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Arcadia",
          "state": "California"
        },
        {
          "city": "Cerritos",
          "state": "California"
        },
        {
          "city": "Escondido",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03400943"
    },
    {
      "nct_id": "NCT02506946",
      "title": "NAFLD in Adolescents and Young Adults With PCOS",
      "overall_status": "SUSPENDED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Polycystic Ovary Syndrome",
        "Non-Alcoholic Fatty Liver Disease",
        "Metabolic Syndrome"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "25 Years",
        "sex": "FEMALE",
        "summary": "14 Years to 25 Years · Female only"
      },
      "enrollment_count": 80,
      "start_date": "2013-07",
      "completion_date": "2026-06",
      "has_results": false,
      "last_update_posted_date": "2025-10-14",
      "last_synced_at": "2026-06-10T13:10:00.354Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02506946"
    },
    {
      "nct_id": "NCT04123483",
      "title": "EnBrace HR for PMS With Prominent Mood Symptoms or Menstrual Related Mood Disorders",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Premenstrual Syndrome",
        "Premenstrual Dysphoric Disorder",
        "Premenstrual Tension",
        "Menstrual Related Mood Disorder"
      ],
      "interventions": [
        {
          "name": "EnBrace HR Softgel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "52 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 52 Years · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2019-11",
      "completion_date": "2022-11",
      "has_results": false,
      "last_update_posted_date": "2020-01-02",
      "last_synced_at": "2026-06-10T13:10:00.354Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04123483"
    },
    {
      "nct_id": "NCT03862469",
      "title": "Premenstrual Hormonal and Affective State Evaluation (PHASE) Project",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Premenstrual Dysphoric Disorder"
      ],
      "interventions": [
        {
          "name": "Individualized laboratory test",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Illinois at Chicago",
      "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": 129,
      "start_date": "2019-09-26",
      "completion_date": "2023-09-01",
      "has_results": true,
      "last_update_posted_date": "2025-04-24",
      "last_synced_at": "2026-06-10T13:10:00.354Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03862469"
    },
    {
      "nct_id": "NCT01581905",
      "title": "Study of Conventional Laparoscopic Hysterectomy Versus Robot-Assisted Laparoscopic Hysterectomy at a Teaching Institution",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Menorrhagia",
        "Dysfunctional Uterine Bleeding",
        "Leiomyoma",
        "Pelvic Pain",
        "Endometriosis"
      ],
      "interventions": [
        {
          "name": "Conventional Laparoscopic Hysterectomy (LH)",
          "type": "PROCEDURE"
        },
        {
          "name": "Robot Assisted Hysterectomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Milton S. Hershey Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 80 Years · Female only"
      },
      "enrollment_count": 98,
      "start_date": "2012-03",
      "completion_date": "2013-06",
      "has_results": false,
      "last_update_posted_date": "2017-01-20",
      "last_synced_at": "2026-06-10T13:10:00.354Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01581905"
    },
    {
      "nct_id": "NCT06280807",
      "title": "Observation of Environment and Reproductive-Endocrine Effects",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hypogonadism",
        "Hypergonadism",
        "Precocious Puberty",
        "Late Puberty",
        "Amenorrhea"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Environmental Health Sciences (NIEHS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "8 Years to 99 Years"
      },
      "enrollment_count": 300,
      "start_date": "2024-07-01",
      "completion_date": "2039-03-31",
      "has_results": false,
      "last_update_posted_date": "2025-12-23",
      "last_synced_at": "2026-06-10T13:10:00.354Z",
      "location_count": 1,
      "location_summary": "Research Triangle Park, North Carolina",
      "locations": [
        {
          "city": "Research Triangle Park",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06280807"
    },
    {
      "nct_id": "NCT04372121",
      "title": "Extension to Study on Efficacy and Safety of Linzagolix for the Treatment of Endometriosis-associated Pain",
      "overall_status": "TERMINATED",
      "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": "50 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 50 Years · Female only"
      },
      "enrollment_count": 30,
      "start_date": "2020-03-23",
      "completion_date": "2021-02-16",
      "has_results": true,
      "last_update_posted_date": "2025-04-02",
      "last_synced_at": "2026-06-10T13:10:00.354Z",
      "location_count": 23,
      "location_summary": "Little Rock, Arkansas • Norwalk, California • Greenwood Village, Colorado + 17 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Norwalk",
          "state": "California"
        },
        {
          "city": "Greenwood Village",
          "state": "Colorado"
        },
        {
          "city": "Lakewood",
          "state": "Colorado"
        },
        {
          "city": "Boca Raton",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04372121"
    },
    {
      "nct_id": "NCT05685199",
      "title": "Identifying the Determinants of Bleeding and Hypermobility in Patients With Heavy Menstrual Bleeding",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hypermobile Ehlers-Danlos Syndrome",
        "Heavy Menstrual Bleeding",
        "Hypermobility Syndrome (Disorder)"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "12 Years to 40 Years · Female only"
      },
      "enrollment_count": 15,
      "start_date": "2024-05-10",
      "completion_date": "2026-01-06",
      "has_results": false,
      "last_update_posted_date": "2026-01-28",
      "last_synced_at": "2026-06-10T13:10:00.354Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05685199"
    }
  ]
}