{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Oral+Micronized+Progesterone&page=2",
    "query": {
      "intervention": "Oral Micronized Progesterone",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Oral+Micronized+Progesterone&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-29T21:52:01.071Z",
  "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": "NCT01798394",
      "title": "Progesterone & Postpartum Relapse to Smoking",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use Cessation",
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Progesterone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Minnesota",
      "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": 46,
      "start_date": "2014-06",
      "completion_date": "2016-06",
      "has_results": true,
      "last_update_posted_date": "2017-01-09",
      "last_synced_at": "2026-09-29T21:52:01.071Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01798394"
    },
    {
      "nct_id": "NCT04865029",
      "title": "Estradiol and Progesterone in Hospitalized COVID-19 Patients",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Covid19"
      ],
      "interventions": [
        {
          "name": "Placebo injection and placebo pill",
          "type": "OTHER"
        },
        {
          "name": "Estradiol Cypionate 5 mg/ml",
          "type": "DRUG"
        },
        {
          "name": "Progesterone 200 mg Oral Capsule",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Tulane University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2021-07-22",
      "completion_date": "2022-01-25",
      "has_results": true,
      "last_update_posted_date": "2023-06-27",
      "last_synced_at": "2026-09-29T21:52:01.071Z",
      "location_count": 1,
      "location_summary": "New Orleans, Louisiana",
      "locations": [
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04865029"
    },
    {
      "nct_id": "NCT01972464",
      "title": "Progesterone for Smoking Relapse Prevention Following Delivery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Progesterone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "42 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 42 Years · Female only"
      },
      "enrollment_count": 41,
      "start_date": "2013-11",
      "completion_date": "2016-09",
      "has_results": true,
      "last_update_posted_date": "2018-01-17",
      "last_synced_at": "2026-09-29T21:52:01.071Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01972464"
    },
    {
      "nct_id": "NCT01428089",
      "title": "Suppression of Daytime and Nighttime Luteinizing Hormone Frequency by Progesterone",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Polycystic Ovary Syndrome",
        "Hyperandrogenism",
        "Normal Puberty"
      ],
      "interventions": [
        {
          "name": "Progesterone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "14 Years",
        "sex": "FEMALE",
        "summary": "7 Years to 14 Years · Female only"
      },
      "enrollment_count": 40,
      "start_date": "2011-03-11",
      "completion_date": "2024-12",
      "has_results": false,
      "last_update_posted_date": "2023-11-02",
      "last_synced_at": "2026-09-29T21:52:01.071Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01428089"
    },
    {
      "nct_id": "NCT04597099",
      "title": "Androgen Blockade and Progesterone Augmentation of Gonadotropin Secretion",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "PCOS",
        "Polycystic Ovary Syndrome"
      ],
      "interventions": [
        {
          "name": "Micronized progesterone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Flutamide",
          "type": "DRUG"
        },
        {
          "name": "Estradiol patch",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 30 Years · Female only"
      },
      "enrollment_count": 10,
      "start_date": "2022-10-26",
      "completion_date": "2025-10-01",
      "has_results": false,
      "last_update_posted_date": "2023-11-02",
      "last_synced_at": "2026-09-29T21:52:01.071Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04597099"
    },
    {
      "nct_id": "NCT01744574",
      "title": "Sex Differences, Hormones & Smoking Cessation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Cessation"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Progesterone",
          "type": "DRUG"
        },
        {
          "name": "Smoking Cessation Behavioral Counseling",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 216,
      "start_date": "2012-12",
      "completion_date": "2017-07-27",
      "has_results": true,
      "last_update_posted_date": "2019-07-12",
      "last_synced_at": "2026-09-29T21:52:01.071Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01744574"
    },
    {
      "nct_id": "NCT01602679",
      "title": "Acute Effects of Progesterone on LH Pulses During the Follicular Phase (CRM006)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Female Reproductive Physiology"
      ],
      "interventions": [
        {
          "name": "oral micronized progesterone suspension",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 30 Years · Female only"
      },
      "enrollment_count": 12,
      "start_date": "2012-05",
      "completion_date": "2015-07-31",
      "has_results": true,
      "last_update_posted_date": "2018-10-16",
      "last_synced_at": "2026-09-29T21:52:01.071Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01602679"
    },
    {
      "nct_id": "NCT01180296",
      "title": "Oral Progesterone for Prevention of Preterm Birth",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Preterm Birth"
      ],
      "interventions": [
        {
          "name": "oral micronized progesterone",
          "type": "DRUG"
        },
        {
          "name": "Identical Placebo tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Fetal Medicine Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 36,
      "start_date": "2006-11",
      "completion_date": "2009-01",
      "has_results": true,
      "last_update_posted_date": "2019-02-18",
      "last_synced_at": "2026-09-29T21:52:01.071Z",
      "location_count": 1,
      "location_summary": "Dayton, Ohio",
      "locations": [
        {
          "city": "Dayton",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01180296"
    },
    {
      "nct_id": "NCT01589081",
      "title": "Effects of Progesterone on IV Nicotine-Induced Changes in Hormones and Subjective Ratings of Stimulant Drug Effect",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Intravenous Nicotine",
          "type": "DRUG"
        },
        {
          "name": "Progesterone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mclean Hospital",
      "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": 0,
      "start_date": "2008-09",
      "completion_date": "2015-12-01",
      "has_results": false,
      "last_update_posted_date": "2024-01-17",
      "last_synced_at": "2026-09-29T21:52:01.071Z",
      "location_count": 1,
      "location_summary": "Belmont, Massachusetts",
      "locations": [
        {
          "city": "Belmont",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01589081"
    },
    {
      "nct_id": "NCT06834594",
      "title": "Bleeding Patterns in Sequential and Continuous Progesterone Supplementation in Adolescents With Turner Syndrome",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Turner Syndrome",
        "Primary Ovarian Insufficiency (Poi)"
      ],
      "interventions": [
        {
          "name": "Micronized progesterone 200 MG",
          "type": "DRUG"
        },
        {
          "name": "Micronized Progesterone 100 MG",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Children's Mercy Hospital Kansas City",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "20 Years",
        "sex": "FEMALE",
        "summary": "12 Years to 20 Years · Female only"
      },
      "enrollment_count": 40,
      "start_date": "2025-07-31",
      "completion_date": "2028-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-25",
      "last_synced_at": "2026-09-29T21:52:01.071Z",
      "location_count": 1,
      "location_summary": "Kansas City, Missouri",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06834594"
    }
  ]
}