{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cervical+Length",
    "query": {
      "condition": "Cervical Length"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 28,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cervical+Length&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-22T18:05:02.477Z",
  "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": "NCT03052270",
      "title": "Arabin Pessary Combine With Vaginal Progesterone Compare With Vaginal Progesterone Alone to Prevent Preterm Delivery in Singleton Pregnancies",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Focus: Prevent Preterm Delivery",
        "Incidental Short Cervix at Mid-trimester"
      ],
      "interventions": [
        {
          "name": "Arabin Pessary",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Illinois at Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 49 Years · Female only"
      },
      "enrollment_count": 57,
      "start_date": "2017-01",
      "completion_date": "2019-12-23",
      "has_results": false,
      "last_update_posted_date": "2020-08-05",
      "last_synced_at": "2026-07-22T18:05:02.477Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03052270"
    },
    {
      "nct_id": "NCT03934918",
      "title": "Outpatient Cervical Preparation to Reduce Induction Duration in NTSV Women",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cervical Ripening",
        "Outpatient",
        "Patient Satisfaction",
        "Nulliparous",
        "Length of Stay"
      ],
      "interventions": [
        {
          "name": "Treatment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2020-12",
      "completion_date": "2022-06",
      "has_results": false,
      "last_update_posted_date": "2021-04-05",
      "last_synced_at": "2026-07-22T18:05:02.477Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03934918"
    },
    {
      "nct_id": "NCT03340688",
      "title": "Cerclage for Twins With Short Cervical Length ≤ 15mm",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Twin Pregnancy With Antenatal Problem",
        "Preterm Birth",
        "Short Cervix"
      ],
      "interventions": [
        {
          "name": "Cervical cerclage",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Thomas Jefferson University",
      "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": 200,
      "start_date": "2017-06-22",
      "completion_date": "2025-06",
      "has_results": false,
      "last_update_posted_date": "2020-04-27",
      "last_synced_at": "2026-07-22T18:05:02.477Z",
      "location_count": 3,
      "location_summary": "Washington D.C., District of Columbia • Philadelphia, Pennsylvania • Austin, Texas",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03340688"
    },
    {
      "nct_id": "NCT00589329",
      "title": "Antibiotics and the Prolongation of Pregnancy in Preterm Labor With an Advanced Cervical Exam",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Length of Pregnancy Prolongation in Hours"
      ],
      "interventions": [
        {
          "name": "erythromycin and metronidazole (antibiotics)",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "MetroHealth Medical Center",
      "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": 20,
      "start_date": "2007-12",
      "completion_date": "2012-10",
      "has_results": true,
      "last_update_posted_date": "2019-09-04",
      "last_synced_at": "2026-07-22T18:05:02.477Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00589329"
    },
    {
      "nct_id": "NCT00053261",
      "title": "Vaginal Changes and Sexual Function in Patients With Cervical Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cervical Cancer",
        "Sexuality and Reproductive Issues"
      ],
      "interventions": [
        {
          "name": "management of therapy complications",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Gynecologic Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "69 Years",
        "sex": "FEMALE",
        "summary": "Up to 69 Years · Female only"
      },
      "enrollment_count": null,
      "start_date": "2003-07",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-05-27",
      "last_synced_at": "2026-07-22T18:05:02.477Z",
      "location_count": 12,
      "location_summary": "Savannah, Georgia • Kalamazoo, Michigan • Kalamazooaa, Michigan + 8 more",
      "locations": [
        {
          "city": "Savannah",
          "state": "Georgia"
        },
        {
          "city": "Kalamazoo",
          "state": "Michigan"
        },
        {
          "city": "Kalamazoo",
          "state": "Michigan"
        },
        {
          "city": "Kalamazooaa",
          "state": "Michigan"
        },
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00053261"
    },
    {
      "nct_id": "NCT02518594",
      "title": "A Trial of Pessary and Progesterone for Preterm Prevention in Twin Gestation With a Short Cervix",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Short Cervical Length"
      ],
      "interventions": [
        {
          "name": "Vaginal progesterone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Arabin Pessary",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "The George Washington University Biostatistics Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 1311,
      "start_date": "2015-11-13",
      "completion_date": "2025-02-18",
      "has_results": true,
      "last_update_posted_date": "2026-06-25",
      "last_synced_at": "2026-07-22T18:05:02.477Z",
      "location_count": 16,
      "location_summary": "Birmingham, Alabama • San Francisco, California • Denver, Colorado + 12 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02518594"
    },
    {
      "nct_id": "NCT00371046",
      "title": "Does Fetal Fibronectin and Ultrasound Cervical Length Help in the Evaluation of Women With Suspected Preterm Labor?",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Preterm Birth"
      ],
      "interventions": [
        {
          "name": "Transvaginal ultrasound cervical length",
          "type": "PROCEDURE"
        },
        {
          "name": "Cervicovaginal fetal fibronectin",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 100,
      "start_date": "2003-10",
      "completion_date": "2006-12",
      "has_results": false,
      "last_update_posted_date": "2007-03-02",
      "last_synced_at": "2026-07-22T18:05:02.477Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00371046"
    },
    {
      "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": "2026-07-22T18:05:02.477Z",
      "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": "NCT00922454",
      "title": "Acute Technical Outcomes of the Talent Abdominal Aortic Aneurysm (AAA) Stent-Graft Versus Cook Zenith Stent-Graft",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Abdominal Aortic Aneurysm"
      ],
      "interventions": [
        {
          "name": "Endovascular Repair of the abdominal aorta",
          "type": "PROCEDURE"
        },
        {
          "name": "Cook Zenith Stent-Graft",
          "type": "DEVICE"
        },
        {
          "name": "Talent Stent-Graft",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE"
      ],
      "sponsor": "Center for Vascular Awareness, Albany, New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2009-06",
      "completion_date": "2011-06",
      "has_results": false,
      "last_update_posted_date": "2009-06-17",
      "last_synced_at": "2026-07-22T18:05:02.477Z",
      "location_count": 1,
      "location_summary": "Albany, New York",
      "locations": [
        {
          "city": "Albany",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00922454"
    },
    {
      "nct_id": "NCT00855543",
      "title": "Phospholipase A2 Producing Bacteria and Pre-Term Labor",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Preterm Labor"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "CAMC Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "14 Years to 45 Years · Female only"
      },
      "enrollment_count": 60,
      "start_date": "2009-08",
      "completion_date": "2010-12",
      "has_results": false,
      "last_update_posted_date": "2011-07-15",
      "last_synced_at": "2026-07-22T18:05:02.477Z",
      "location_count": 1,
      "location_summary": "Charleston, West Virginia",
      "locations": [
        {
          "city": "Charleston",
          "state": "West Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00855543"
    }
  ]
}