{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Embryo+Transfer&page=4",
    "query": {
      "condition": "Embryo Transfer",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 73,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Embryo+Transfer&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Embryo+Transfer&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-22T03:59:25.406Z",
  "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": "NCT03558399",
      "title": "Frozen Blastocyst Transfer Using Conventional Timing Versus Timing by Endometrial Receptivity Analysis",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Implantation Failure",
        "Infertility, Female"
      ],
      "interventions": [
        {
          "name": "FET according to ERA",
          "type": "OTHER"
        },
        {
          "name": "FET according to standard protocol",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Shady Grove Fertility Reproductive Science Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "30 Years to 40 Years · Female only"
      },
      "enrollment_count": 800,
      "start_date": "2018-04-25",
      "completion_date": "2021-09-23",
      "has_results": false,
      "last_update_posted_date": "2020-12-03",
      "last_synced_at": "2026-10-22T03:59:25.406Z",
      "location_count": 1,
      "location_summary": "Rockville, Maryland",
      "locations": [
        {
          "city": "Rockville",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03558399"
    },
    {
      "nct_id": "NCT02213029",
      "title": "A Study to Evaluate Pharmacokinetics, Pharmacodynamics and Tissue Concentrations of Epelsiban",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Embryo Transfer"
      ],
      "interventions": [
        {
          "name": "Epelsiban",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Oxytocin",
          "type": "DRUG"
        },
        {
          "name": "Ortho-Cylcen (21)® tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 35 Years · Female only"
      },
      "enrollment_count": 33,
      "start_date": "2014-08-28",
      "completion_date": "2016-02-07",
      "has_results": false,
      "last_update_posted_date": "2017-05-08",
      "last_synced_at": "2026-10-22T03:59:25.406Z",
      "location_count": 2,
      "location_summary": "Glendale, California • Baltimore, Maryland",
      "locations": [
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02213029"
    },
    {
      "nct_id": "NCT02703181",
      "title": "Dose Escalation Study to Evaluate the Pharmacokinetics, Safety, and Tolerability of Epelsiban Administered in Repeat Doses in Healthy Women Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Embryo Transfer"
      ],
      "interventions": [
        {
          "name": "Epelsiban (GSK557296)",
          "type": "DRUG"
        },
        {
          "name": "Placebo to match GSK557296",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "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": 31,
      "start_date": "2015-07-09",
      "completion_date": "2015-09-10",
      "has_results": false,
      "last_update_posted_date": "2018-09-13",
      "last_synced_at": "2026-10-22T03:59:25.406Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02703181"
    },
    {
      "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": "2026-10-22T03:59:25.406Z",
      "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": "NCT01643993",
      "title": "Intrauterine Human Chorionic Gonadotropin at the Time of Embryo Transfer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Control Media Only",
        "Study hCG and Media"
      ],
      "interventions": [
        {
          "name": "hCG at the Time of Embryo Transfer",
          "type": "OTHER"
        },
        {
          "name": "Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Reproductive Medicine Associates of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "43 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 43 Years · Female only"
      },
      "enrollment_count": 300,
      "start_date": "2012-05",
      "completion_date": "2014-11",
      "has_results": false,
      "last_update_posted_date": "2015-01-26",
      "last_synced_at": "2026-10-22T03:59:25.406Z",
      "location_count": 2,
      "location_summary": "Basking Ridge, New Jersey • Allentown, Pennsylvania",
      "locations": [
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Allentown",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01643993"
    },
    {
      "nct_id": "NCT06141135",
      "title": "GEnetic Testing in Elective Single Embryo Transfer (GETSET): A Randomized Clinical Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Infertility, Female"
      ],
      "interventions": [
        {
          "name": "Preimplantation genetic testing for aneuploidy (PGTA)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Genomic Prediction Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "35 Years to 40 Years · Female only"
      },
      "enrollment_count": 240,
      "start_date": "2023-11-15",
      "completion_date": "2026-11-15",
      "has_results": false,
      "last_update_posted_date": "2025-08-26",
      "last_synced_at": "2026-10-22T03:59:25.406Z",
      "location_count": 1,
      "location_summary": "Waltham, Massachusetts",
      "locations": [
        {
          "city": "Waltham",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06141135"
    },
    {
      "nct_id": "NCT04445025",
      "title": "Comparison Elagolix vs Depot Leuprolide Prior to Frozen Embryo Transfers in Patients With Endometriosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Infertility",
        "Endometriosis"
      ],
      "interventions": [
        {
          "name": "Elagolix 200 MG",
          "type": "DRUG"
        },
        {
          "name": "Leuprolide Acetate 3.75 MG/ML",
          "type": "DRUG"
        },
        {
          "name": "Lab work",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Colorado Center for Reproductive Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "42 Years",
        "sex": "FEMALE",
        "summary": "21 Years to 42 Years · Female only"
      },
      "enrollment_count": 30,
      "start_date": "2020-09-01",
      "completion_date": "2024-12-30",
      "has_results": false,
      "last_update_posted_date": "2025-02-20",
      "last_synced_at": "2026-10-22T03:59:25.406Z",
      "location_count": 1,
      "location_summary": "Lone Tree, Colorado",
      "locations": [
        {
          "city": "Lone Tree",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04445025"
    },
    {
      "nct_id": "NCT06139757",
      "title": "Sleep Length and Euploid Embryo Transfer Prospective Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Infertility, Female"
      ],
      "interventions": [
        {
          "name": "Oura ring",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Northwestern University",
      "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": 150,
      "start_date": "2024-01-17",
      "completion_date": "2025-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-30",
      "last_synced_at": "2026-10-22T03:59:25.406Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06139757"
    },
    {
      "nct_id": "NCT01803893",
      "title": "Prognostic Value of PIF Detection in Embryo Culture Media Correlation With Pregnancy Outcome",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pregnancy",
        "Fertility"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "BioIncept LLC",
      "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": 500,
      "start_date": "2012-09",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-03-04",
      "last_synced_at": "2026-10-22T03:59:25.406Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01803893"
    },
    {
      "nct_id": "NCT07216742",
      "title": "Human Menopausal Gonadotropin Research in Infertility Assessing Cumulative Live Birth With Frozen Embryo Transfer.",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Infertility (IVF Patients)"
      ],
      "interventions": [
        {
          "name": "hMG subcutaneous injection",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Granata Bio Corporation",
      "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": 659,
      "start_date": "2025-11-01",
      "completion_date": "2028-11",
      "has_results": false,
      "last_update_posted_date": "2026-09-24",
      "last_synced_at": "2026-10-22T03:59:25.406Z",
      "location_count": 16,
      "location_summary": "Encino, California • Norwalk, Connecticut • Newark, Delaware + 13 more",
      "locations": [
        {
          "city": "Encino",
          "state": "California"
        },
        {
          "city": "Norwalk",
          "state": "Connecticut"
        },
        {
          "city": "Newark",
          "state": "Delaware"
        },
        {
          "city": "Margate",
          "state": "Florida"
        },
        {
          "city": "Winter Park",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07216742"
    }
  ]
}