{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Progesterone+in+oil",
    "query": {
      "intervention": "Progesterone in oil"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 14,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Progesterone+in+oil&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-21T18:47:04.454Z",
  "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": "NCT00632099",
      "title": "Progesterone Treatment for Cocaine-dependent Women: A Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Cocaine Dependence"
      ],
      "interventions": [
        {
          "name": "Oral micronized progesterone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York State Psychiatric Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 60 Years · Female only"
      },
      "enrollment_count": 21,
      "start_date": "2008-02",
      "completion_date": "2012-09",
      "has_results": true,
      "last_update_posted_date": "2014-05-12",
      "last_synced_at": "2026-09-21T18:47:04.454Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00632099"
    },
    {
      "nct_id": "NCT01385137",
      "title": "S0927:Omega3-Fatty Acid Supp in Treating Muscle&Bone Pain&Stiffness in Pts W/Stg I,II,III Brst Canc Rec'v Hormone Thpy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Arthralgia",
        "Breast Cancer",
        "Pain"
      ],
      "interventions": [
        {
          "name": "omega-3 fatty acid",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "SWOG Cancer Research Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 120 Years · Female only"
      },
      "enrollment_count": 262,
      "start_date": "2012-02",
      "completion_date": "2014-03",
      "has_results": true,
      "last_update_posted_date": "2017-04-07",
      "last_synced_at": "2026-09-21T18:47:04.454Z",
      "location_count": 292,
      "location_summary": "Mobile, Alabama • Anchorage, Alaska • Fairbanks, Alaska + 215 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Fairbanks",
          "state": "Alaska"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Rogers",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01385137"
    },
    {
      "nct_id": "NCT00802360",
      "title": "MENOPUR® Versus FOLLISTIM®",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Infertility"
      ],
      "interventions": [
        {
          "name": "Menotropin",
          "type": "DRUG"
        },
        {
          "name": "Progestrone vaginal insert",
          "type": "DRUG"
        },
        {
          "name": "follitropin beta",
          "type": "DRUG"
        },
        {
          "name": "Progesterone in oil",
          "type": "DRUG"
        },
        {
          "name": "Ganirelix",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ferring Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "42 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 42 Years · Female only"
      },
      "enrollment_count": 173,
      "start_date": "2008-12",
      "completion_date": "2010-01",
      "has_results": true,
      "last_update_posted_date": "2011-11-02",
      "last_synced_at": "2026-09-21T18:47:04.454Z",
      "location_count": 7,
      "location_summary": "Pasadena, California • San Diego, California • Littleton, Colorado + 4 more",
      "locations": [
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Littleton",
          "state": "Colorado"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        },
        {
          "city": "Naperville",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00802360"
    },
    {
      "nct_id": "NCT00099164",
      "title": "Trial of Progesterone in Twins and Triplets to Prevent Preterm Birth (STTARS)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Preterm Birth",
        "Pregnancy",
        "Multifetal"
      ],
      "interventions": [
        {
          "name": "17 alpha-hydroxyprogesterone caproate (17P)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The George Washington University Biostatistics Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 795,
      "start_date": "2004-04",
      "completion_date": "2007-09",
      "has_results": false,
      "last_update_posted_date": "2019-02-21",
      "last_synced_at": "2026-09-21T18:47:04.454Z",
      "location_count": 14,
      "location_summary": "Birmingham, Alabama • Chicago, Illinois • Detroit, Michigan + 11 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00099164"
    },
    {
      "nct_id": "NCT06074055",
      "title": "PRogrammed Versus Modified Natural Cycle After Euploid Failed Embryo Transfer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Infertility, Female"
      ],
      "interventions": [
        {
          "name": "FET Protocol",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Reproductive Medicine Associates of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "53 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 53 Years · Female only"
      },
      "enrollment_count": 9,
      "start_date": "2023-10-25",
      "completion_date": "2024-10-21",
      "has_results": false,
      "last_update_posted_date": "2025-02-07",
      "last_synced_at": "2026-09-21T18:47:04.454Z",
      "location_count": 2,
      "location_summary": "Basking Ridge, New Jersey • Marlton, New Jersey",
      "locations": [
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Marlton",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06074055"
    },
    {
      "nct_id": "NCT02254577",
      "title": "Vaginal Compared to Intramuscular Progesterone for Frozen Embryo Transfer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Infertility"
      ],
      "interventions": [
        {
          "name": "Endometrin® plus Progesterone in Oil (PIO)",
          "type": "DRUG"
        },
        {
          "name": "Progesterone in Oil (PIO) Only",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shady Grove Fertility Reproductive Science Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "48 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 48 Years · Female only"
      },
      "enrollment_count": 1139,
      "start_date": "2014-10",
      "completion_date": "2018-04-27",
      "has_results": false,
      "last_update_posted_date": "2018-08-02",
      "last_synced_at": "2026-09-21T18:47:04.454Z",
      "location_count": 14,
      "location_summary": "Washington D.C., District of Columbia • Annapolis, Maryland • Baltimore, Maryland + 10 more",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Annapolis",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Bel Air",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02254577"
    },
    {
      "nct_id": "NCT00439374",
      "title": "RCT of Progesterone to Prevent Preterm Birth in Nulliparous Women With a Short Cervix",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Preterm Delivery",
        "Cervical Length"
      ],
      "interventions": [
        {
          "name": "17 alpha-hydroxyprogesterone caproate",
          "type": "DRUG"
        },
        {
          "name": "Placebo Oil",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "The George Washington University Biostatistics Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 657,
      "start_date": "2007-04",
      "completion_date": "2011-12",
      "has_results": true,
      "last_update_posted_date": "2019-07-15",
      "last_synced_at": "2026-09-21T18:47:04.454Z",
      "location_count": 14,
      "location_summary": "Birmingham, Alabama • Chicago, Illinois • Detroit, Michigan + 11 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00439374"
    },
    {
      "nct_id": "NCT01058382",
      "title": "Progesterone Support of FET",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Frozen Embryo Pregnancy Rate"
      ],
      "interventions": [
        {
          "name": "Progesterone Vaginal Suppositories",
          "type": "DRUG"
        },
        {
          "name": "Intramuscular Progesterone-in-Oil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Charles Coddington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "20 Years to 50 Years · Female only"
      },
      "enrollment_count": 57,
      "start_date": "2010-02",
      "completion_date": "2012-10",
      "has_results": false,
      "last_update_posted_date": "2013-05-10",
      "last_synced_at": "2026-09-21T18:47:04.454Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01058382"
    },
    {
      "nct_id": "NCT01465373",
      "title": "Vaginal Progesterone Versus Progesterone in Oil in Donor Egg Recipient In Vitro Fertilization Cycles Utilizing Vitrified Donor Eggs",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Infertility"
      ],
      "interventions": [
        {
          "name": "Endometrin",
          "type": "DRUG"
        },
        {
          "name": "Progesterone in Oil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Fertility Centers of Illinois",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "49 Years",
        "sex": "FEMALE",
        "summary": "21 Years to 49 Years · Female only"
      },
      "enrollment_count": 10,
      "start_date": "2010-02",
      "completion_date": "2011-09",
      "has_results": false,
      "last_update_posted_date": "2011-11-04",
      "last_synced_at": "2026-09-21T18:47:04.454Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01465373"
    },
    {
      "nct_id": "NCT01004029",
      "title": "Confirmatory Study of 17P vs Vehicle for Prevention of Preterm Birth in Women w/ Previous Spontaneous Preterm Delivery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Preterm Birth"
      ],
      "interventions": [
        {
          "name": "Hydroxyprogesterone Caproate Injection (HPC), 250mg/mL",
          "type": "DRUG"
        },
        {
          "name": "Vehicle",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AMAG Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 1740,
      "start_date": "2009-10",
      "completion_date": "2018-10",
      "has_results": true,
      "last_update_posted_date": "2022-06-01",
      "last_synced_at": "2026-09-21T18:47:04.454Z",
      "location_count": 41,
      "location_summary": "Montgomery, Alabama • Tucson, Arizona • La Mesa, California + 35 more",
      "locations": [
        {
          "city": "Montgomery",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "La Mesa",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "West Hills",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01004029"
    }
  ]
}