{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?sponsor=Population+Council",
    "query": {
      "sponsor": "Population Council"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 21,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?sponsor=Population+Council&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-25T14:56:10.097Z",
  "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": "NCT00812630",
      "title": "A Two-part Trial Assessing the Effects of 7α-methyl-19-nortestosterone (MENT) on Blood Pressure in Normal Men: an Open-label Pilot Study Followed by a Randomized, Double-blind, Placebo-controlled Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Blood Pressure"
      ],
      "interventions": [
        {
          "name": "MENT or placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Population Council",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "MALE",
        "summary": "18 Years to 40 Years · Male only"
      },
      "enrollment_count": 68,
      "start_date": "2008-12",
      "completion_date": "2014-03",
      "has_results": false,
      "last_update_posted_date": "2017-08-15",
      "last_synced_at": "2026-09-25T14:56:10.097Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00812630"
    },
    {
      "nct_id": "NCT01586000",
      "title": "A Dose-finding Study to Evaluate the Effect of a Contraceptive Vaginal Ring, Releasing Nestorone® and Estradiol, on Cycle Control, Ovulation Inhibition, and Pharmacokinetics in Normal Cycling Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Suppression of Ovulation"
      ],
      "interventions": [
        {
          "name": "10 µg/day E2 with NES 200® µg/day",
          "type": "DRUG"
        },
        {
          "name": "20 µg/day E2 with NES 200® µg/day",
          "type": "DRUG"
        },
        {
          "name": "40 µg/day E2 with NES 200® µg/day",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kimberly Myer",
      "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": 197,
      "start_date": "2012-03",
      "completion_date": "2015-05",
      "has_results": true,
      "last_update_posted_date": "2025-12-08",
      "last_synced_at": "2026-09-25T14:56:10.097Z",
      "location_count": 8,
      "location_summary": "Baltimore, Maryland • New York, New York • Cincinnati, Ohio + 4 more",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01586000"
    },
    {
      "nct_id": "NCT02033109",
      "title": "Safety, Pharmacokinetics and Acceptability of PC-1005 for Vaginal Use",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "HIV"
      ],
      "interventions": [
        {
          "name": "PC-1005",
          "type": "DRUG"
        },
        {
          "name": "HEC gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Population Council",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "49 Years",
        "sex": "FEMALE",
        "summary": "19 Years to 49 Years · Female only"
      },
      "enrollment_count": 35,
      "start_date": "2014-05",
      "completion_date": "2015-06",
      "has_results": false,
      "last_update_posted_date": "2017-08-15",
      "last_synced_at": "2026-09-25T14:56:10.097Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02033109"
    },
    {
      "nct_id": "NCT02236026",
      "title": "A Study With an Open-Label Active Control to Evaluate the Potential of Nestorone® to Delay Cardiac Repolarization in Healthy Female Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Supratherapuetic dose of Nestorone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Moxifloxacin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Population Council",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 40 Years · Female only"
      },
      "enrollment_count": 44,
      "start_date": "2014-09",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2017-08-15",
      "last_synced_at": "2026-09-25T14:56:10.097Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02236026"
    },
    {
      "nct_id": "NCT00791297",
      "title": "Study to Evaluate the Safety and Efficacy of Two Contraceptive Vaginal Rings Delivering a Daily Dose of 1500 or 2500 μg of CDB-2914",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Contraception"
      ],
      "interventions": [
        {
          "name": "CDB-2914",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Population Council",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "21 Years to 40 Years · Female only"
      },
      "enrollment_count": 55,
      "start_date": "2008-10",
      "completion_date": "2014-09",
      "has_results": false,
      "last_update_posted_date": "2017-08-15",
      "last_synced_at": "2026-09-25T14:56:10.097Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00791297"
    },
    {
      "nct_id": "NCT02994602",
      "title": "Study of Serum Testosterone and Nestorone in Females After Secondary Exposure to Nestorone ® (NES) + Testosterone (T) Combined Gel Applied to Shoulders and Upper Arms in Males",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Men",
        "Male Contraception",
        "Healthy Women",
        "Product Transference"
      ],
      "interventions": [
        {
          "name": "Nestorone + Testosterone Combination Gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kimberly Myer",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 26,
      "start_date": "2017-01",
      "completion_date": "2017-10",
      "has_results": true,
      "last_update_posted_date": "2026-02-09",
      "last_synced_at": "2026-09-25T14:56:10.097Z",
      "location_count": 2,
      "location_summary": "Torrance, California • Seattle, Washington",
      "locations": [
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02994602"
    },
    {
      "nct_id": "NCT03452111",
      "title": "Study of Daily Application of Nestorone® (NES) and Testosterone (T) Combination Gel for Male Contraception",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Healthy",
        "Men",
        "Male Contraception"
      ],
      "interventions": [
        {
          "name": "Nestorone + Testosterone Combination Gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Premier Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 420,
      "start_date": "2018-10-25",
      "completion_date": "2024-09-06",
      "has_results": false,
      "last_update_posted_date": "2025-02-18",
      "last_synced_at": "2026-09-25T14:56:10.097Z",
      "location_count": 9,
      "location_summary": "Sacramento, California • Torrance, California • Denver, Colorado + 6 more",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03452111"
    },
    {
      "nct_id": "NCT03534401",
      "title": "Addressing Reproductive Coercion in HEalth Settings - Kenya",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Unintended Pregnancy",
        "Family Planning",
        "Intimate Partner Violence (IPV)"
      ],
      "interventions": [
        {
          "name": "ARCHES Kenya",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "49 Years",
        "sex": "FEMALE",
        "summary": "15 Years to 49 Years · Female only"
      },
      "enrollment_count": 659,
      "start_date": "2018-06-01",
      "completion_date": "2020-12-01",
      "has_results": false,
      "last_update_posted_date": "2023-02-13",
      "last_synced_at": "2026-09-25T14:56:10.097Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03534401"
    },
    {
      "nct_id": "NCT03432416",
      "title": "Study of Efficacy, Cycle Control, and Safety of a NES-E2 Contraceptive Vaginal Ring",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Healthy Women",
        "Female Contraception"
      ],
      "interventions": [
        {
          "name": "NES-E2 CVR",
          "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": 385,
      "start_date": "2018-02-12",
      "completion_date": "2021-12-14",
      "has_results": false,
      "last_update_posted_date": "2025-10-31",
      "last_synced_at": "2026-09-25T14:56:10.097Z",
      "location_count": 11,
      "location_summary": "Los Angeles, California • Sacramento, California • Aurora, Colorado + 7 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03432416"
    },
    {
      "nct_id": "NCT02626208",
      "title": "Dose Finding Study of Contraceptive Vaginal Ring With Different Estradiol Levels in Combination With Nestorone",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Suppression of Ovulation"
      ],
      "interventions": [
        {
          "name": "Nestorone®/Estradiol Contraceptive Vaginal Ring",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Premier Research",
      "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": 65,
      "start_date": "2016-01",
      "completion_date": "2017-03",
      "has_results": false,
      "last_update_posted_date": "2017-08-15",
      "last_synced_at": "2026-09-25T14:56:10.097Z",
      "location_count": 7,
      "location_summary": "Sacramento, California • New York, New York • Cincinnati, Ohio + 4 more",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02626208"
    }
  ]
}