{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=levonorgestrel",
    "query": {
      "intervention": "levonorgestrel"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 203,
    "total_pages": 21,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=levonorgestrel&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-11T13:40:37.451Z",
  "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": "NCT01181479",
      "title": "Study to Evaluate the Contraceptive Efficacy/Safety of a Low Dose EE/LNG Transdermal Contraceptive Delivery System",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Contraception"
      ],
      "interventions": [
        {
          "name": "AG200-15 (cycles 1-13)",
          "type": "DRUG"
        },
        {
          "name": "Lessina crossover to AG200-15",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Agile Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "17 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "17 Years to 40 Years · Female only"
      },
      "enrollment_count": 1504,
      "start_date": "2010-08",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2018-07-03",
      "last_synced_at": "2026-09-11T13:40:37.451Z",
      "location_count": 80,
      "location_summary": "Huntsville, Alabama • Mobile, Alabama • Chandler, Arizona + 77 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Green Valley",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01181479"
    },
    {
      "nct_id": "NCT03660046",
      "title": "Contraceptive Hormones, Immunity, and Microbiome Evaluation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hormonal Contraception"
      ],
      "interventions": [
        {
          "name": "Depot medroxyprogesterone acetate (DMPA)",
          "type": "DRUG"
        },
        {
          "name": "Etonogestrel implant (Eng-Implant)",
          "type": "DRUG"
        },
        {
          "name": "Levonorgestrel IUD (Lng-IUD)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "Up to 45 Years · Female only"
      },
      "enrollment_count": 155,
      "start_date": "2018-12-07",
      "completion_date": "2023-09-07",
      "has_results": false,
      "last_update_posted_date": "2024-10-29",
      "last_synced_at": "2026-09-11T13:40:37.451Z",
      "location_count": 3,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03660046"
    },
    {
      "nct_id": "NCT07502417",
      "title": "A Phase 1 Study to Assess the Effect of ABBV-722 on Ethinyl Estradiol and Levonorgestrel Drug Levels in Healthy Adult Female Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteer"
      ],
      "interventions": [
        {
          "name": "Ethinyl Estradiol + Levonorgestrel",
          "type": "DRUG"
        },
        {
          "name": "ABBV-722",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AbbVie",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 65 Years · Female only"
      },
      "enrollment_count": 15,
      "start_date": "2026-03-27",
      "completion_date": "2026-07-02",
      "has_results": false,
      "last_update_posted_date": "2026-07-30",
      "last_synced_at": "2026-09-11T13:40:37.451Z",
      "location_count": 1,
      "location_summary": "Grayslake, Illinois",
      "locations": [
        {
          "city": "Grayslake",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07502417"
    },
    {
      "nct_id": "NCT07794150",
      "title": "A Study to Assess the Skin Irritation and Sensitization of Estradiol/Levonorgestrel TDS in Healthy Postmenopausal Subjects",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Menopause",
        "Healthy Female Participants"
      ],
      "interventions": [
        {
          "name": "Estradiol/Levonorgestrel Transdermal System",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Corium Innovations, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "40 Years to 75 Years · Female only"
      },
      "enrollment_count": 250,
      "start_date": "2026-08-10",
      "completion_date": "2027-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-10",
      "last_synced_at": "2026-09-11T13:40:37.451Z",
      "location_count": 1,
      "location_summary": "Las Vegas, Nevada",
      "locations": [
        {
          "city": "Las Vegas",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07794150"
    },
    {
      "nct_id": "NCT01422135",
      "title": "Pharmacokinetic Study of AG200-15 Transdermal Patch to Three Anatomical Sites in Healthy Females",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "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": 24,
      "start_date": "2011-02",
      "completion_date": "2011-04",
      "has_results": true,
      "last_update_posted_date": "2018-12-31",
      "last_synced_at": "2026-09-11T13:40:37.451Z",
      "location_count": 2,
      "location_summary": "Lincoln, Nebraska • Neptune City, New Jersey",
      "locations": [
        {
          "city": "Lincoln",
          "state": "Nebraska"
        },
        {
          "city": "Neptune City",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01422135"
    },
    {
      "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": "2026-09-11T13:40:37.451Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01873170"
    },
    {
      "nct_id": "NCT02863445",
      "title": "Effectiveness of Orally Dosed Emergency Contraception in Obese Women - LNG",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Levonorgestrel-based emergency contraception 1.5 mg",
          "type": "DRUG"
        },
        {
          "name": "Levonorgestrel-based emergency contraception 3.0mg",
          "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": 70,
      "start_date": "2017-07-06",
      "completion_date": "2021-08-16",
      "has_results": true,
      "last_update_posted_date": "2023-06-15",
      "last_synced_at": "2026-09-11T13:40:37.451Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02863445"
    },
    {
      "nct_id": "NCT04005391",
      "title": "Home-based Delivery of the Contraceptive Implant in Postpartum Guatemalan Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postpartum"
      ],
      "interventions": [
        {
          "name": "Offer of Participant's Choice of Contraception Method",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "35 Years",
        "sex": "FEMALE",
        "summary": "15 Years to 35 Years · Female only"
      },
      "enrollment_count": 208,
      "start_date": "2018-10-23",
      "completion_date": "2020-11-19",
      "has_results": true,
      "last_update_posted_date": "2021-07-02",
      "last_synced_at": "2026-09-11T13:40:37.451Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04005391"
    },
    {
      "nct_id": "NCT02475265",
      "title": "Transdermal Estrogen in Older Premenopausal Women With Anorexia Nervosa",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anorexia Nervosa",
        "Osteoporosis"
      ],
      "interventions": [
        {
          "name": "estradiol 0.045 mg/levonorgestrel 0.015mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "25 Years to 50 Years · Female only"
      },
      "enrollment_count": 11,
      "start_date": "2015-07",
      "completion_date": "2018-07-30",
      "has_results": true,
      "last_update_posted_date": "2019-07-22",
      "last_synced_at": "2026-09-11T13:40:37.451Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02475265"
    },
    {
      "nct_id": "NCT02456584",
      "title": "Pharmacodynamics and Pharmacokinetics Study of Existing DMPA Contraceptive Methods",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Contraception"
      ],
      "interventions": [
        {
          "name": "DMPA 150",
          "type": "DRUG"
        },
        {
          "name": "DMPA 300",
          "type": "DRUG"
        },
        {
          "name": "DMPA 104",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "FHI 360",
      "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": 42,
      "start_date": "2015-09",
      "completion_date": "2018-08-30",
      "has_results": false,
      "last_update_posted_date": "2018-10-18",
      "last_synced_at": "2026-09-11T13:40:37.451Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02456584"
    }
  ]
}