{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Femring%C2%AE&page=2",
    "query": {
      "intervention": "Femring®",
      "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?intervention=Femring%C2%AE&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-25T06:54:49.623Z",
  "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": "NCT00167921",
      "title": "Study Comparing Premarin® Vaginal Cream Versus Premarin® Oral Tablets in Atrophic Vaginitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Atrophic Vaginitis"
      ],
      "interventions": [
        {
          "name": "Premarin® Vaginal Cream",
          "type": "DRUG"
        },
        {
          "name": "Premarin® oral tablets",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wyeth is now a wholly owned subsidiary of Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "80 Years",
        "sex": "FEMALE",
        "summary": "45 Years to 80 Years · Female only"
      },
      "enrollment_count": 24,
      "start_date": "2005-10",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2007-05-28",
      "last_synced_at": "2026-09-25T06:54:49.623Z",
      "location_count": 2,
      "location_summary": "Miami, Florida • Baltimore, Maryland",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00167921"
    },
    {
      "nct_id": "NCT00141544",
      "title": "The Efficacy of ESTRATEST® Tablets in Relieving Menopausal Symptoms in Estrogenized, Non-Hysterectomized Postmenopausal Women",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Menopause"
      ],
      "interventions": [
        {
          "name": "esterified estrogens 1.25 mg and methyltestosterone 2.5 mg",
          "type": "DRUG"
        },
        {
          "name": "Esterified estrogens 1.25 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Solvay Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "65 Years",
        "sex": "FEMALE",
        "summary": "35 Years to 65 Years · Female only"
      },
      "enrollment_count": 28,
      "start_date": "2004-07",
      "completion_date": "2008-03",
      "has_results": false,
      "last_update_posted_date": "2008-04-11",
      "last_synced_at": "2026-09-25T06:54:49.623Z",
      "location_count": 78,
      "location_summary": "Huntsville, Alabama • Mobile, Alabama • Montgomery, Alabama + 75 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Montgomery",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00141544"
    },
    {
      "nct_id": "NCT00983957",
      "title": "Study to Assess the Effect of BMS-790052 on the Pharmacokinetics of Ortho Tri-Cyclen® in Healthy Female Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Chronic Hepatitis C"
      ],
      "interventions": [
        {
          "name": "BMS-790052",
          "type": "DRUG"
        },
        {
          "name": "Ortho Tri-Cyclen®",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bristol-Myers Squibb",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 47,
      "start_date": "2009-10",
      "completion_date": "2010-02",
      "has_results": true,
      "last_update_posted_date": "2015-10-16",
      "last_synced_at": "2026-09-25T06:54:49.623Z",
      "location_count": 2,
      "location_summary": "Tempe, Arizona • Austin, Texas",
      "locations": [
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00983957"
    },
    {
      "nct_id": "NCT05096065",
      "title": "Study to Evaluate the Pharmacodynamics and Efficacy of Leuprolide Tablets (Ovarest®) in Women With Endometriosis",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Endometriosis"
      ],
      "interventions": [
        {
          "name": "Leuprolide Oral Tablet - 120 mg - QD- Treatment A",
          "type": "DRUG"
        },
        {
          "name": "Leuprolide Oral Tablet - 80 mg - QD - Treatment B",
          "type": "DRUG"
        },
        {
          "name": "Leuprolide Oral Tablet - 60 mg - QD - Treatment C",
          "type": "DRUG"
        },
        {
          "name": "Leuprolide Oral Tablet - 60 mg - BID - Treatment D",
          "type": "DRUG"
        },
        {
          "name": "Leuprolide Oral Tablet - 40 mg - BID - Treatment E",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Enteris BioPharma Inc.",
      "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": 16,
      "start_date": "2022-03-18",
      "completion_date": "2022-05",
      "has_results": false,
      "last_update_posted_date": "2022-03-22",
      "last_synced_at": "2026-09-25T06:54:49.623Z",
      "location_count": 4,
      "location_summary": "Sarasota, Florida • Columbus, Ohio • Norfolk, Virginia + 1 more",
      "locations": [
        {
          "city": "Sarasota",
          "state": "Florida"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Norfolk",
          "state": "Virginia"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05096065"
    },
    {
      "nct_id": "NCT07544966",
      "title": "Teen Vulnerability to Irritability: Brain and Estrogen Changes",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Depression - Major Depressive Disorder",
        "Irritability"
      ],
      "interventions": [
        {
          "name": "Kurvelo",
          "type": "DRUG"
        },
        {
          "name": "Placebo COC",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "16 Years",
        "sex": "FEMALE",
        "summary": "12 Years to 16 Years · Female only"
      },
      "enrollment_count": 50,
      "start_date": "2026-10-01",
      "completion_date": "2029-04",
      "has_results": false,
      "last_update_posted_date": "2026-08-24",
      "last_synced_at": "2026-09-25T06:54:49.623Z",
      "location_count": 2,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07544966"
    },
    {
      "nct_id": "NCT00826839",
      "title": "Oral Microdose Lupron Versus Luteal Estradiol Trial in Poor Responder In Vitro Fertilization (IVF) Patients",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Infertility"
      ],
      "interventions": [
        {
          "name": "Oral contraceptive pill and microdose lupron",
          "type": "DRUG"
        },
        {
          "name": "E2 patch/antagonist",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Weill Medical College of Cornell 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": 0,
      "start_date": "2009-01",
      "completion_date": "2012-01",
      "has_results": false,
      "last_update_posted_date": "2013-06-25",
      "last_synced_at": "2026-09-25T06:54:49.623Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00826839"
    },
    {
      "nct_id": "NCT02668796",
      "title": "To Study Generic Estradiol 10 mcg Vaginal Tablets in the Treatment of Vulvar and Vaginal Atrophy in Post Menopausal Women.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Vulvar and Vaginal Atrophy"
      ],
      "interventions": [
        {
          "name": "Estradiol Vaginal Tablets 10 mcg (Glenmark)",
          "type": "DRUG"
        },
        {
          "name": "Vagifem® (Estradiol Vaginal Tablets) 10 mcg (Novo Nordisk)",
          "type": "DRUG"
        },
        {
          "name": "Placebo of Estradiol Vaginal Tablets 10 mcg (Glenmark)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Glenmark Pharmaceuticals Ltd. India",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "30 Years to 75 Years · Female only"
      },
      "enrollment_count": 522,
      "start_date": "2016-01",
      "completion_date": "2016-09-21",
      "has_results": false,
      "last_update_posted_date": "2017-11-14",
      "last_synced_at": "2026-09-25T06:54:49.623Z",
      "location_count": 1,
      "location_summary": "Mahwah, New Jersey",
      "locations": [
        {
          "city": "Mahwah",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02668796"
    },
    {
      "nct_id": "NCT01344369",
      "title": "Norethindrone/Ethinyl Estradiol 0.4 mg/35 Mcg Chewable Tablets Under Non-Fasted Conditions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Norethindrone/Ethinyl Estradiol",
          "type": "DRUG"
        },
        {
          "name": "FEMCON® Fe",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Teva Pharmaceuticals USA",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 36,
      "start_date": "2008-08",
      "completion_date": "2008-09",
      "has_results": true,
      "last_update_posted_date": "2011-05-30",
      "last_synced_at": "2026-09-25T06:54:49.623Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01344369"
    },
    {
      "nct_id": "NCT00649896",
      "title": "Evaluation of Adhesion Quality of a New Formulation of the Mylan Estradiol Transdermal System 0.025 mg/Day and Climara® Transdermal System 0.025 mg/Day",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Mylan Estradiol Transdermal System 0.025 mg/day",
          "type": "DRUG"
        },
        {
          "name": "Climara® Transdermal System 0.025 mg/day",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mylan Pharmaceuticals Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "69 Years",
        "sex": "FEMALE",
        "summary": "40 Years to 69 Years · Female only"
      },
      "enrollment_count": 76,
      "start_date": "2003-08",
      "completion_date": "2003-09",
      "has_results": false,
      "last_update_posted_date": "2008-04-01",
      "last_synced_at": "2026-09-25T06:54:49.623Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00649896"
    },
    {
      "nct_id": "NCT00141570",
      "title": "Study of the Efficacy of ESTRATEST® H.S. Tablets in Relieving Menopausal Symptoms in Estrogenized Postmenopausal Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Menopause"
      ],
      "interventions": [
        {
          "name": "esterified estrogens 0.625 mg and methyltestosterone 1.25 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Solvay Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "65 Years",
        "sex": "FEMALE",
        "summary": "30 Years to 65 Years · Female only"
      },
      "enrollment_count": 350,
      "start_date": "2004-06",
      "completion_date": "2007-06",
      "has_results": false,
      "last_update_posted_date": "2015-01-16",
      "last_synced_at": "2026-09-25T06:54:49.623Z",
      "location_count": 77,
      "location_summary": "Huntsville, Alabama • Mobile, Alabama • Montgomery, Alabama + 74 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Montgomery",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00141570"
    }
  ]
}