{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Levonorgestrel",
    "query": {
      "condition": "Levonorgestrel"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 117,
    "total_pages": 12,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Levonorgestrel&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T10:34:34.694Z",
  "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": "NCT02173808",
      "title": "A Phase I Study to Evaluate the PK and PD of a Single Injection of Levonorgestrel Butanoate for Female Contraception",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Contraceptive Usage"
      ],
      "interventions": [
        {
          "name": "levonorgestrel butanoate",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Premier Research",
      "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": 16,
      "start_date": "2011-05",
      "completion_date": "2012-06",
      "has_results": false,
      "last_update_posted_date": "2016-02-22",
      "last_synced_at": "2026-09-02T10:34:34.694Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02173808"
    },
    {
      "nct_id": "NCT07539090",
      "title": "Evaluate the Effect of Vimseltinib on Pharmacokinetics of Combined Oral Contraceptive (Ethinyl Estradiol/Levonorgestrel)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Participants"
      ],
      "interventions": [
        {
          "name": "Vimseltinib",
          "type": "DRUG"
        },
        {
          "name": "Combined Oral Contraceptive (COC) (ethinyl estradiol [EE]/levonorgestrel [LNG])",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Deciphera Pharmaceuticals, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 55 Years · Female only"
      },
      "enrollment_count": 24,
      "start_date": "2026-06-05",
      "completion_date": "2026-08",
      "has_results": false,
      "last_update_posted_date": "2026-06-17",
      "last_synced_at": "2026-09-02T10:34:34.694Z",
      "location_count": 1,
      "location_summary": "Saint Paul, Minnesota",
      "locations": [
        {
          "city": "Saint Paul",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07539090"
    },
    {
      "nct_id": "NCT04948489",
      "title": "IUD and Norethindrone Acetate for Treatment of Endometriosis",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Endometriosis"
      ],
      "interventions": [
        {
          "name": "norethindrone acetate (NETA)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "24 Years",
        "sex": "FEMALE",
        "summary": "13 Years to 24 Years · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2026-01-01",
      "completion_date": "2029-09-01",
      "has_results": false,
      "last_update_posted_date": "2025-03-21",
      "last_synced_at": "2026-09-02T10:34:34.694Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04948489"
    },
    {
      "nct_id": "NCT03537768",
      "title": "Study Comparing Emergency Contraception Effectiveness in Women Who Weight ≥ 80 kg",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Contraception"
      ],
      "interventions": [
        {
          "name": "Ulipristal Acetate",
          "type": "DRUG"
        },
        {
          "name": "Levonorgestrel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kimberly Myer",
      "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": 532,
      "start_date": "2018-07-12",
      "completion_date": "2022-04-20",
      "has_results": false,
      "last_update_posted_date": "2025-11-20",
      "last_synced_at": "2026-09-02T10:34:34.694Z",
      "location_count": 18,
      "location_summary": "Los Angeles, California • Sacramento, California • San Francisco, California + 14 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Honolulu",
          "state": "Hawaii"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03537768"
    },
    {
      "nct_id": "NCT06671405",
      "title": "An Open-label Study in Healthy Participants to Evaluate AZD0780 as an Object or Precipitant of CYP3A4-mediated Drug-drug Interactions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Dyslipidaemia"
      ],
      "interventions": [
        {
          "name": "AZD0780",
          "type": "DRUG"
        },
        {
          "name": "Itraconazole",
          "type": "DRUG"
        },
        {
          "name": "Carbamazepine",
          "type": "DRUG"
        },
        {
          "name": "Midazolam",
          "type": "DRUG"
        },
        {
          "name": "Ethinyl estradiol/levonorgestrel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 59,
      "start_date": "2024-09-25",
      "completion_date": "2025-02-17",
      "has_results": false,
      "last_update_posted_date": "2025-04-27",
      "last_synced_at": "2026-09-02T10:34:34.694Z",
      "location_count": 1,
      "location_summary": "Brooklyn, Maryland",
      "locations": [
        {
          "city": "Brooklyn",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06671405"
    },
    {
      "nct_id": "NCT02477202",
      "title": "Mirena® IUD's Effect on Fallopian Tube Fimbriae and Ovarian Cortical Inclusion Cyst Cell Proliferation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Epithelial Ovarian Cancer"
      ],
      "interventions": [
        {
          "name": "Mirena® intra-uterine device (IUD)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "35 Years to 50 Years · Female only"
      },
      "enrollment_count": 7,
      "start_date": "2015-06",
      "completion_date": "2022-12-29",
      "has_results": true,
      "last_update_posted_date": "2023-10-16",
      "last_synced_at": "2026-09-02T10:34:34.694Z",
      "location_count": 6,
      "location_summary": "Basking Ridge, New Jersey • Middletown, New Jersey • Commack, New York + 3 more",
      "locations": [
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Middletown",
          "state": "New Jersey"
        },
        {
          "city": "Commack",
          "state": "New York"
        },
        {
          "city": "Harrison",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02477202"
    },
    {
      "nct_id": "NCT03984825",
      "title": "Effect of GSK3640254 on the Pharmacokinetics of a Combination Oral Contraceptive",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "GSK3640254",
          "type": "DRUG"
        },
        {
          "name": "Portia",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "ViiV Healthcare",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 50 Years · Female only"
      },
      "enrollment_count": 23,
      "start_date": "2019-06-13",
      "completion_date": "2019-08-16",
      "has_results": true,
      "last_update_posted_date": "2020-08-27",
      "last_synced_at": "2026-09-02T10:34:34.694Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03984825"
    },
    {
      "nct_id": "NCT07013643",
      "title": "A Study to Investigate the Effect of AZD6234, AZD9550, and a Combination of AZD9550 and AZD6234 on Pharmacokinetics of Combined Oral Contraceptive Ethinyl Estradiol/Levonorgestrel in Healthy Female Participants Living With Overweight or Obesity",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Participants"
      ],
      "interventions": [
        {
          "name": "AZD6234",
          "type": "DRUG"
        },
        {
          "name": "Ethinyl estradiol/Levonorgestrel (EE/LEVO)",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen (APAP)",
          "type": "DRUG"
        },
        {
          "name": "AZD9550",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "35 Years to 75 Years · Female only"
      },
      "enrollment_count": 50,
      "start_date": "2025-06-04",
      "completion_date": "2027-07-09",
      "has_results": false,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-09-02T10:34:34.694Z",
      "location_count": 2,
      "location_summary": "Glendale, California • Brooklyn, Maryland",
      "locations": [
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Brooklyn",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07013643"
    },
    {
      "nct_id": "NCT00920985",
      "title": "US Cycle Control and Blood Pressure Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Contraception"
      ],
      "interventions": [
        {
          "name": "Gestodene/EE (FC Patch Low, BAY86-5016)",
          "type": "DRUG"
        },
        {
          "name": "Oral contraceptive (equivalent to the active treatment tablets of Levlite), 21-day blister SH D00593A",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "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": 346,
      "start_date": "2009-06",
      "completion_date": "2010-09",
      "has_results": false,
      "last_update_posted_date": "2015-10-09",
      "last_synced_at": "2026-09-02T10:34:34.694Z",
      "location_count": 28,
      "location_summary": "Chandler, Arizona • Glendale, Arizona • Phoenix, Arizona + 25 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00920985"
    },
    {
      "nct_id": "NCT01613131",
      "title": "Mirena and Estrogen for Control of Perimenopause Symptoms and Ovulation Suppression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Menopausal and Other Perimenopausal Disorders"
      ],
      "interventions": [
        {
          "name": "Mirena",
          "type": "DRUG"
        },
        {
          "name": "Estradiol",
          "type": "DRUG"
        },
        {
          "name": "Placebo Gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "52 Years",
        "sex": "FEMALE",
        "summary": "40 Years to 52 Years · Female only"
      },
      "enrollment_count": 39,
      "start_date": "2012-04",
      "completion_date": "2014-06",
      "has_results": true,
      "last_update_posted_date": "2015-12-02",
      "last_synced_at": "2026-09-02T10:34:34.694Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01613131"
    }
  ]
}