{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=levonorgestrel+exposure",
    "query": {
      "intervention": "levonorgestrel exposure"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 7,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-14T05:32:09.295Z",
  "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": "NCT01873170",
      "title": "Quantification of Immune Cells in Women Using Contraception (CHIC II)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "HIV",
        "Immune Cells (Mucosal and Systemic)",
        "Contraception"
      ],
      "interventions": [
        {
          "name": "levonorgestrel exposure",
          "type": "DRUG"
        },
        {
          "name": "DMPA exposure",
          "type": "DRUG"
        },
        {
          "name": "etonogestrel exposure",
          "type": "DRUG"
        },
        {
          "name": "IUD insertion",
          "type": "DEVICE"
        },
        {
          "name": "subdermal contraceptive implant insertion",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "34 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 34 Years · Female only"
      },
      "enrollment_count": 326,
      "start_date": "2013-08",
      "completion_date": "2020-10",
      "has_results": false,
      "last_update_posted_date": "2021-12-27",
      "last_synced_at": "2026-09-14T05:32:09.295Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01873170"
    },
    {
      "nct_id": "NCT02169869",
      "title": "Immediate Postplacental IUD Insertion",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Contraception"
      ],
      "interventions": [
        {
          "name": "Mirena",
          "type": "DEVICE"
        },
        {
          "name": "Paragard",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 55 Years · Female only"
      },
      "enrollment_count": 33,
      "start_date": "2014-09",
      "completion_date": "2017-06-30",
      "has_results": true,
      "last_update_posted_date": "2019-05-01",
      "last_synced_at": "2026-09-14T05:32:09.295Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02169869"
    },
    {
      "nct_id": "NCT03499379",
      "title": "Stress Hormones and IUDs",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Contraception",
        "Mood Change"
      ],
      "interventions": [
        {
          "name": "Mirena",
          "type": "DEVICE"
        },
        {
          "name": "Paraguard",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Oregon Health and Science 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": 39,
      "start_date": "2018-04-16",
      "completion_date": "2019-12-31",
      "has_results": false,
      "last_update_posted_date": "2020-01-07",
      "last_synced_at": "2026-09-14T05:32:09.295Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03499379"
    },
    {
      "nct_id": "NCT01243580",
      "title": "AG200-15 Transdermal Contraceptive Delivery System (TCDS) of Levonorgestrel and Ethinyl Estradiol",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Ortho-Cyclen",
          "type": "DRUG"
        },
        {
          "name": "AG200-15",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Agile Therapeutics",
      "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": "2009-08",
      "completion_date": "2009-12",
      "has_results": true,
      "last_update_posted_date": "2018-01-23",
      "last_synced_at": "2026-09-14T05:32:09.295Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01243580"
    },
    {
      "nct_id": "NCT01236768",
      "title": "Transdermal Contraceptive Delivery System (TCDS), Also Known as AG200-15 Patch Arm",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Contraception"
      ],
      "interventions": [
        {
          "name": "AG200-15",
          "type": "DRUG"
        },
        {
          "name": "Levora",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Agile Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 40 Years · Female only"
      },
      "enrollment_count": 407,
      "start_date": "2010-10",
      "completion_date": "2011-06",
      "has_results": true,
      "last_update_posted_date": "2017-09-15",
      "last_synced_at": "2026-09-14T05:32:09.295Z",
      "location_count": 21,
      "location_summary": "Mobile, Alabama • Green Valley, Arizona • Tucson, Arizona + 16 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Green Valley",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01236768"
    },
    {
      "nct_id": "NCT04568980",
      "title": "Assessment of Contraceptive Safety and Effectiveness in Cystic Fibrosis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cystic Fibrosis",
        "Contraception"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 562,
      "start_date": "2020-09-30",
      "completion_date": "2022-12-06",
      "has_results": false,
      "last_update_posted_date": "2023-05-22",
      "last_synced_at": "2026-09-14T05:32:09.295Z",
      "location_count": 10,
      "location_summary": "Birmingham, Alabama • San Diego, California • Denver, Colorado + 7 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04568980"
    },
    {
      "nct_id": "NCT07795606",
      "title": "An Observational Study to Learn How Mirena and Other Progestogen Treatments Are Used for Endometrial Protection in Women 40+ With a Uterus in the United States Receiving Estrogen Therapy, and Their Respective Health Outcomes",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Estrogen Therapy"
      ],
      "interventions": [
        {
          "name": "Estrogen therapy",
          "type": "DRUG"
        },
        {
          "name": "Mirena levonorgestrel-releasing intrauterine system",
          "type": "DEVICE"
        },
        {
          "name": "Other progestogen therapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "40 Years and older · Female only"
      },
      "enrollment_count": 456000,
      "start_date": "2026-08-31",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-31",
      "last_synced_at": "2026-09-14T05:32:09.295Z",
      "location_count": 2,
      "location_summary": "Ann Arbor, Michigan • Eden Prairie, Minnesota",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Eden Prairie",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07795606"
    }
  ]
}