{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Effective+Contraceptive+Use",
    "query": {
      "condition": "Effective Contraceptive Use"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 15,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Effective+Contraceptive+Use&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T09:23:58.586Z",
  "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": "NCT02985541",
      "title": "Mirena Extension Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Contraception"
      ],
      "interventions": [
        {
          "name": "Levonorgestrel IUS (Mirena, BAY86-5028)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 35 Years · Female only"
      },
      "enrollment_count": 364,
      "start_date": "2016-12-22",
      "completion_date": "2021-05-28",
      "has_results": true,
      "last_update_posted_date": "2022-04-28",
      "last_synced_at": "2026-05-22T09:23:58.586Z",
      "location_count": 49,
      "location_summary": "Mobile, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 44 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Encinitas",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02985541"
    },
    {
      "nct_id": "NCT01140217",
      "title": "Efficacy and Safety Study of Norethindrone Acetate Transdermal Delivery System in Contraception",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Contraceptive Usage"
      ],
      "interventions": [
        {
          "name": "Norethindrone Acetate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Watson Pharmaceuticals",
      "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": 1659,
      "start_date": "2010-05",
      "completion_date": "2012-03",
      "has_results": false,
      "last_update_posted_date": "2013-09-19",
      "last_synced_at": "2026-05-22T09:23:58.586Z",
      "location_count": 53,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Montgomery, Alabama + 50 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Montgomery",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01140217"
    },
    {
      "nct_id": "NCT03930342",
      "title": "Native-Changing High-risk Alcohol Use and Increasing Contraception Effectiveness Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Contraceptive Usage",
        "Alcohol Use Complicating Childbirth",
        "Alcohol Drinking"
      ],
      "interventions": [
        {
          "name": "Native-CHOICES",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Washington State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "44 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 44 Years · Female only"
      },
      "enrollment_count": 404,
      "start_date": "2019-03-28",
      "completion_date": "2023-10-30",
      "has_results": true,
      "last_update_posted_date": "2025-04-17",
      "last_synced_at": "2026-05-22T09:23:58.586Z",
      "location_count": 2,
      "location_summary": "Eagle Butte, South Dakota • Rapid City, South Dakota",
      "locations": [
        {
          "city": "Eagle Butte",
          "state": "South Dakota"
        },
        {
          "city": "Rapid City",
          "state": "South Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03930342"
    },
    {
      "nct_id": "NCT06990724",
      "title": "Effectiveness Testing of a Videogame Intervention (No Baby No) to Decrease Contraception Non-use Among Adolescents.",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Contraceptive Usage",
        "Contraception Behavior"
      ],
      "interventions": [
        {
          "name": "Videogame Intervention",
          "type": "OTHER"
        },
        {
          "name": "Commercial game control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "15 Years to 20 Years"
      },
      "enrollment_count": 850,
      "start_date": "2025-06-11",
      "completion_date": "2027-11",
      "has_results": false,
      "last_update_posted_date": "2025-12-22",
      "last_synced_at": "2026-05-22T09:23:58.586Z",
      "location_count": 7,
      "location_summary": "Brooklyn, New York • New York, New York • Queens, New York + 2 more",
      "locations": [
        {
          "city": "Brooklyn",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Queens",
          "state": "New York"
        },
        {
          "city": "Staten Island",
          "state": "New York"
        },
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06990724"
    },
    {
      "nct_id": "NCT02411357",
      "title": "Improving Effective Contraceptive Use Among Opioid-maintained Women: Stage II",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Contraceptive Usage",
        "Opioid Dependence"
      ],
      "interventions": [
        {
          "name": "Treatment as usual",
          "type": "BEHAVIORAL"
        },
        {
          "name": "WHO contraception protocol",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Incentives",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Vermont",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "44 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 44 Years · Female only"
      },
      "enrollment_count": 138,
      "start_date": "2015-05-05",
      "completion_date": "2019-09-09",
      "has_results": true,
      "last_update_posted_date": "2023-02-10",
      "last_synced_at": "2026-05-22T09:23:58.586Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02411357"
    },
    {
      "nct_id": "NCT01327105",
      "title": "Essure Transvaginal Ultrasound (TVU) Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Contraceptive Usage"
      ],
      "interventions": [
        {
          "name": "TVU",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "44 Years",
        "sex": "FEMALE",
        "summary": "21 Years to 44 Years · Female only"
      },
      "enrollment_count": 547,
      "start_date": "2011-05-17",
      "completion_date": "2023-07-04",
      "has_results": false,
      "last_update_posted_date": "2023-08-03",
      "last_synced_at": "2026-05-22T09:23:58.586Z",
      "location_count": 13,
      "location_summary": "Chandler, Arizona • Glendale, Arizona • Phoenix, Arizona + 10 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Arvada",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01327105"
    },
    {
      "nct_id": "NCT04626596",
      "title": "A Study to Assess Contraceptive Efficacy and Safety of Etonogestrel (ENG) Implant Beyond 3 Years of Use (MK-8415-060)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Contraception"
      ],
      "interventions": [
        {
          "name": "Radiopaque Etonogestrel (ENG) Implant",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Organon and Co",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "35 Years",
        "sex": "FEMALE",
        "summary": "Up to 35 Years · Female only"
      },
      "enrollment_count": 498,
      "start_date": "2020-11-19",
      "completion_date": "2024-12-30",
      "has_results": false,
      "last_update_posted_date": "2026-02-18",
      "last_synced_at": "2026-05-22T09:23:58.586Z",
      "location_count": 64,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 49 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04626596"
    },
    {
      "nct_id": "NCT00928538",
      "title": "Nurse Family Partnership (NFP) Contraceptive Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pregnancy",
        "Effective Contraceptive Use",
        "Family Planning"
      ],
      "interventions": [
        {
          "name": "Enhanced NFP Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "15 Years to 45 Years · Female only"
      },
      "enrollment_count": 344,
      "start_date": "2009-09",
      "completion_date": "2015-05",
      "has_results": false,
      "last_update_posted_date": "2016-03-30",
      "last_synced_at": "2026-05-22T09:23:58.586Z",
      "location_count": 3,
      "location_summary": "Olympia, Washington • Seattle, Washington • Vancouver, Washington",
      "locations": [
        {
          "city": "Olympia",
          "state": "Washington"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Vancouver",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00928538"
    },
    {
      "nct_id": "NCT03372369",
      "title": "Testing the Impact of Two Posters on Contraceptive Knowledge, Contraceptive Preferences, and Perceived Pregnancy Risk",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Contraception",
        "Knowledge, Attitudes, Practice"
      ],
      "interventions": [
        {
          "name": "View CDC Poster",
          "type": "OTHER"
        },
        {
          "name": "View Patient-Centered Poster",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "44 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 44 Years · Female only"
      },
      "enrollment_count": 990,
      "start_date": "2018-01-26",
      "completion_date": "2018-02-13",
      "has_results": true,
      "last_update_posted_date": "2019-08-20",
      "last_synced_at": "2026-05-22T09:23:58.586Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03372369"
    },
    {
      "nct_id": "NCT01170390",
      "title": "Oral Contraceptives and Body Mass Index",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Body Weight",
        "Contraceptive Usage"
      ],
      "interventions": [
        {
          "name": "All participants (Aviane)",
          "type": "DRUG"
        },
        {
          "name": "Portia",
          "type": "DRUG"
        },
        {
          "name": "Aviane",
          "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": 32,
      "start_date": "2009-09",
      "completion_date": "2011-12",
      "has_results": true,
      "last_update_posted_date": "2015-12-31",
      "last_synced_at": "2026-05-22T09:23:58.586Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01170390"
    }
  ]
}