{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Obstetric+Labour%2C+Premature&page=2",
    "query": {
      "condition": "Obstetric Labour, Premature",
      "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?condition=Obstetric+Labour%2C+Premature&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T05:26:34.909Z",
  "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": "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": "2026-05-22T05:26:34.909Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00371046"
    },
    {
      "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": "2026-05-22T05:26:34.909Z",
      "location_count": 1,
      "location_summary": "Charleston, West Virginia",
      "locations": [
        {
          "city": "Charleston",
          "state": "West Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00855543"
    },
    {
      "nct_id": "NCT03129945",
      "title": "Comparison of Nifedipine Versus Indomethacin for Acute Preterm Labor",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obstetric Labor, Premature"
      ],
      "interventions": [
        {
          "name": "Nifedipine",
          "type": "DRUG"
        },
        {
          "name": "Indomethacin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Irvine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 36,
      "start_date": "2017-01-17",
      "completion_date": "2019-04-18",
      "has_results": true,
      "last_update_posted_date": "2021-11-05",
      "last_synced_at": "2026-05-22T05:26:34.909Z",
      "location_count": 5,
      "location_summary": "Los Angeles, California • Orange, California • Sacramento, California + 2 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03129945"
    },
    {
      "nct_id": "NCT02199756",
      "title": "Nanovectors to Prevent Placental Passage of Tocolytic Agents",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Preterm Labor"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 49 Years · Female only"
      },
      "enrollment_count": 24,
      "start_date": "2014-07",
      "completion_date": "2019-07",
      "has_results": false,
      "last_update_posted_date": "2018-11-02",
      "last_synced_at": "2026-05-22T05:26:34.909Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02199756"
    },
    {
      "nct_id": "NCT00700219",
      "title": "Non-invasive Test to Detect Intra-amniotic Infection in Women With Preterm Labor and Intact Amniotic Membranes",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Intra-amniotic Infection"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "ProteoGenix, 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": 900,
      "start_date": "2008-06",
      "completion_date": "2010-09",
      "has_results": false,
      "last_update_posted_date": "2010-07-21",
      "last_synced_at": "2026-05-22T05:26:34.909Z",
      "location_count": 21,
      "location_summary": "Mesa, Arizona • Phoenix, Arizona • Tucson, Arizona + 16 more",
      "locations": [
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "San Jose",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00700219"
    },
    {
      "nct_id": "NCT01009723",
      "title": "Preterm Delivery Risk Prediction by Measurement of Prenatal Serum Screening Markers",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Preterm Delivery"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Esoterix Genetic Laboratories, 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": 2000,
      "start_date": "2010-03",
      "completion_date": "2012-07",
      "has_results": false,
      "last_update_posted_date": "2012-06-08",
      "last_synced_at": "2026-05-22T05:26:34.909Z",
      "location_count": 2,
      "location_summary": "Westborough, Massachusetts • Santa Fe, New Mexico",
      "locations": [
        {
          "city": "Westborough",
          "state": "Massachusetts"
        },
        {
          "city": "Santa Fe",
          "state": "New Mexico"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01009723"
    },
    {
      "nct_id": "NCT02090920",
      "title": "Individualized Dosing of Nifedipine For Tocolysis in Preterm Labor",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Preterm Labor"
      ],
      "interventions": [
        {
          "name": "Nifedipine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 20,
      "start_date": "2011-07",
      "completion_date": "2019-04",
      "has_results": false,
      "last_update_posted_date": "2019-06-26",
      "last_synced_at": "2026-05-22T05:26:34.909Z",
      "location_count": 2,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02090920"
    },
    {
      "nct_id": "NCT01406197",
      "title": "Uterine Electrical Activity Before and After Progesterone Treatment for Preterm Labor",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Preterm Labor"
      ],
      "interventions": [
        {
          "name": "Experimental: Vaginal progesterone",
          "type": "DRUG"
        },
        {
          "name": "Experimental: Topical progesterone",
          "type": "DRUG"
        },
        {
          "name": "Experimental: Intramuscular progesterone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "St. Joseph's Hospital and Medical Center, Phoenix",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "17 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "17 Years to 40 Years · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2011-07",
      "completion_date": "2013-10",
      "has_results": false,
      "last_update_posted_date": "2022-10-26",
      "last_synced_at": "2026-05-22T05:26:34.909Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01406197"
    },
    {
      "nct_id": "NCT02377414",
      "title": "Study to Investigate the Pharmacokinetics (PK), Safety and Tolerability of Retosiban in Healthy Japanese Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Obstetric Labour, Premature"
      ],
      "interventions": [
        {
          "name": "Retosiban solution for Infusion",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "20 Years to 45 Years · Female only"
      },
      "enrollment_count": 32,
      "start_date": "2015-03-02",
      "completion_date": "2015-04-17",
      "has_results": false,
      "last_update_posted_date": "2017-05-09",
      "last_synced_at": "2026-05-22T05:26:34.909Z",
      "location_count": 1,
      "location_summary": "Glendale, California",
      "locations": [
        {
          "city": "Glendale",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02377414"
    },
    {
      "nct_id": "NCT04726085",
      "title": "Ibuprofen Versus Indomethacin Following Emergent Cerclage Placement",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Preterm Labor"
      ],
      "interventions": [
        {
          "name": "Indomethacin 150mg",
          "type": "DRUG"
        },
        {
          "name": "Ibuprofen 2400mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Woman's",
      "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": 11,
      "start_date": "2021-02-01",
      "completion_date": "2023-11-06",
      "has_results": false,
      "last_update_posted_date": "2025-08-06",
      "last_synced_at": "2026-05-22T05:26:34.909Z",
      "location_count": 1,
      "location_summary": "Baton Rouge, Louisiana",
      "locations": [
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04726085"
    }
  ]
}