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ClinicalTrials.gov public records Last synced Oct 23, 2026, 9:08 PM EDT

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Showing 1–24 of 42 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Length of Labor Clear all
Completed Not applicable Interventional

Does Fetal Fibronectin and Ultrasound Cervical Length Help in the Evaluation of Women With Suspected Preterm Labor?

NCT00371046
View directory record Official record
Conditions
Preterm Birth
Interventions
Transvaginal ultrasound cervical length, Cervicovaginal fetal fibronectin
Procedure
Lead sponsor
Thomas Jefferson University
Other
Eligibility
Female only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 2, 2007 · Synced Oct 23, 2026, 9:08 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Foley Catheter Induction

NCT05257187
View directory record Official record
Conditions
Labor Induction
Interventions
Transcervical foley catheter
Device
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 50 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 18, 2023 · Synced Oct 23, 2026, 9:08 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Rate and/or Presence of Dextrose on the Labor Course of Nulliparas

NCT01904617
View directory record Official record
Conditions
Length of Labor, Second Stage of Labor, Intravenous Hydration of Labor
Interventions
Dextrose, Normal Saline
Other
Lead sponsor
MemorialCare Health System
Other
Eligibility
18 Years to 60 Years · Female only
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Long Beach, California
Source: ClinicalTrials.gov public record
Updated Jan 8, 2015 · Synced Oct 23, 2026, 9:08 PM EDT
Completed Phase 2Phase 3 Interventional

Oral Calcium Supplementation in Labor

NCT07056062
View directory record Official record
Conditions
Uterine Contraction, Labor Complication, Labor Active Dilated Cm, Labor Dystocia, Labor Duration, Labor, Labor Delivery
Interventions
Calcium carbonate
Drug
Lead sponsor
Arrowhead Regional Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Colton, California
Source: ClinicalTrials.gov public record
Updated Jul 9, 2025 · Synced Oct 23, 2026, 9:08 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

PREGNANT Short Cervix Trial

NCT00615550
View directory record Official record
Conditions
Preterm Delivery, Short Cervix, Short Uterine Cervical Length
Interventions
progesterone, placebo
Drug
Lead sponsor
Juniper Pharmaceuticals, Inc.
Industry
Eligibility
15 Years to 45 Years · Female only
Enrollment
465 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
27
States / cities
Mobile, Alabama • Phoenix, Arizona • Orange, California + 21 more
Source: ClinicalTrials.gov public record
Updated Mar 13, 2012 · Synced Oct 23, 2026, 9:08 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Outpatient Antibiotics Following Previable Rupture of Membranes (pPPROM) Between 18 0/7 and 22 6/7 Weeks Gestational Age

NCT05345457
View directory record Official record
Conditions
Pregnancy Preterm, Pregnancy Prom, PROM, Preterm (Pregnancy), PROM (Pregnancy), Premat Rupture Membranes Preterm Unspec to Length of Time Between Rupture/Labor, Premature Birth
Interventions
Azithromycin Pill, Amoxicillin Pill
Drug
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
3
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 18, 2026 · Synced Oct 23, 2026, 9:08 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Self Regulated Physical Activity and Bone Growth Enhancement in Premature Infants

NCT03884322
View directory record Official record
Conditions
Prematurity, VLBW - Very Low Birth Weight Infant
Interventions
Prepod, Joint compression exercises
Other · Procedure
Lead sponsor
Asante Health System
Other
Eligibility
32 Weeks to 36 Weeks
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
1
States / cities
Medford, Oregon
Source: ClinicalTrials.gov public record
Updated Mar 21, 2019 · Synced Oct 23, 2026, 9:08 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Prospective Evaluation of Pathways for Preterm Birth

NCT05246579
View directory record Official record
Conditions
Preterm Birth, Cervix; Pregnancy
Interventions
Not listed
Lead sponsor
John O'Brien, MD
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Aug 4, 2026 · Synced Oct 23, 2026, 9:08 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Cervix Monitor for Elasticity and Length Measurements

NCT03199079
View directory record Official record
Conditions
Preterm Birth
Interventions
Measurement
Other
Lead sponsor
Advanced Tactile Imaging, Inc.
Industry
Eligibility
21 Years to 44 Years · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
2
States / cities
New Brunswick, New Jersey • Princeton, New Jersey
Source: ClinicalTrials.gov public record
Updated Oct 17, 2022 · Synced Oct 23, 2026, 9:08 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Phospholipase A2 Producing Bacteria and Pre-Term Labor

NCT00855543
View directory record Official record
Conditions
Preterm Labor
Interventions
Not listed
Lead sponsor
CAMC Health System
Other
Eligibility
14 Years to 45 Years · Female only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Charleston, West Virginia
Source: ClinicalTrials.gov public record
Updated Aug 21, 2026 · Synced Oct 23, 2026, 9:08 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Two Methods of Diagnosing Preterm Labor

NCT01431885
View directory record Official record
Conditions
Preterm Labor, Preterm Delivery
Interventions
Diagnosis by cervical length and fibronectin, Cervical change
Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
16 Years and older · Female only
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Fresno, California
Source: ClinicalTrials.gov public record
Updated Jan 18, 2020 · Synced Oct 23, 2026, 9:08 PM EDT
Recruiting Phase 2Phase 3 Interventional Accepts healthy volunteers

Limited Versus Extended Trophic Feeding (LET-FEED) Trial

NCT06893939
View directory record Official record
Conditions
Sepsis, Length of Stay, Mortality, Neurodevelopmental Delay
Interventions
Limited Trophic Feeds (1 day of trophic feeds), Extended Trophic Feeds (3 days of trophics)
Other
Lead sponsor
University of Washington
Other
Eligibility
0 Years to 2 Years
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2031
U.S. locations
6
States / cities
Birmingham, Alabama • Tampa, Florida • Oklahoma City, Oklahoma + 3 more
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Oct 23, 2026, 9:08 PM EDT
Completed Not applicable Interventional

Pain Relief Effects on Length of Labor

NCT01750099
View directory record Official record
Conditions
Labor Pain
Interventions
Combined Spinal-epidural, Continuous Lumbar epidural
Procedure
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
16 Years to 44 Years · Female only
Enrollment
202 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 28, 2014 · Synced Oct 23, 2026, 9:08 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

LATe Cerclage in High-risk Pregnancies (LATCH)

NCT06036446
View directory record Official record
Conditions
Premature Birth
Interventions
Cervical cerclage, Vaginal Suppository Progesterone
Procedure · Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
329 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2029
U.S. locations
2
States / cities
Charlotte, North Carolina • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 29, 2026 · Synced Oct 23, 2026, 9:08 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Antibiotics and the Prolongation of Pregnancy in Preterm Labor With an Advanced Cervical Exam

NCT00589329
View directory record Official record
Conditions
Length of Pregnancy Prolongation in Hours
Interventions
erythromycin and metronidazole (antibiotics), placebo
Drug
Lead sponsor
MetroHealth Medical Center
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2012
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 4, 2019 · Synced Oct 23, 2026, 9:08 PM EDT
Terminated No phase listed Observational

Breath Metabolomics in the Laboring Parturient

NCT04564196
View directory record Official record
Conditions
Labor Onset and Length Abnormalities
Interventions
Breath Sample
Procedure
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older · Female only
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jun 8, 2023 · Synced Oct 23, 2026, 9:08 PM EDT
Completed Not applicable Interventional Results available

Length of Cook Catheter Placement and Induction of Labor

NCT04233008
View directory record Official record
Conditions
Induction of Labor
Interventions
Foley catheter length
Device
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
178 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 24, 2022 · Synced Oct 23, 2026, 9:08 PM EDT
Terminated Phase 3 Interventional Accepts healthy volunteers Results available

RCT of Progesterone to Prevent Preterm Birth in Nulliparous Women With a Short Cervix

NCT00439374
View directory record Official record
Conditions
Preterm Delivery, Cervical Length
Interventions
17 alpha-hydroxyprogesterone caproate, Placebo Oil
Drug · Other
Lead sponsor
The George Washington University Biostatistics Center
Other
Eligibility
Female only
Enrollment
657 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
14
States / cities
Birmingham, Alabama • Chicago, Illinois • Detroit, Michigan + 11 more
Source: ClinicalTrials.gov public record
Updated Jul 15, 2019 · Synced Oct 23, 2026, 9:08 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Effects of Analgesic Techniques on Duration of Labor for Induction Patients

NCT01982851
View directory record Official record
Conditions
Effects of; Anesthesia, in Labor and Delivery, Pregnancy, Prolonged First Stage of Labor
Interventions
Epidural de novo, CSE
Procedure
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
134 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 11, 2014 · Synced Oct 23, 2026, 9:08 PM EDT
Completed Not applicable Interventional

Preterm Induction of Labor Timing of Amniotomy: A Randomized Controlled Trial

NCT03504670
View directory record Official record
Conditions
Preterm Pregnancy, Labor Induction
Interventions
Early Amniotomy, Late Amniotomy
Procedure
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older · Female only
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Apr 27, 2021 · Synced Oct 23, 2026, 9:08 PM EDT
Completed Phase 4 Interventional Results available

Misoprostol Dosing in BMI Greater Than 30

NCT05262738
View directory record Official record
Conditions
Pregnancy Related, Obesity, Labor Onset and Length Abnormalities
Interventions
50 Micrograms Vaginal Misoprostol (Intervention), 25 Micrograms Vaginal Misoprostol (Control)
Drug
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years and older · Female only
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jul 3, 2024 · Synced Oct 23, 2026, 9:08 PM EDT
Recruiting Not applicable Interventional

Optimal Timing of Routine Cervical Length Measurements During Anatomy Survey

NCT06822647
View directory record Official record
Conditions
Cervical Insufficiency, Preterm Birth, Cervical Length Measurement
Interventions
Cervical Length Measurement at the Beginning of the Anatomy Survey, Cervical Length Measurement at the End of the Anatomy Survey
Procedure
Lead sponsor
Henry Ford Health System
Other
Eligibility
Female only
Enrollment
550 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 9, 2026 · Synced Oct 23, 2026, 9:08 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Quantifying the Impact of the Peanut Ball on the Duration of the Active Stage of Labor

NCT05489315
View directory record Official record
Conditions
Labor Onset and Length Abnormalities, Prolonged Labor, Labor Long, Labor; Poor
Interventions
Positioning with peanut ball, Traditional positioning
Device · Other
Lead sponsor
University of Tennessee
Other
Eligibility
16 Years and older · Female only
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
4
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 7, 2022 · Synced Oct 23, 2026, 9:08 PM EDT
Recruiting Not applicable Interventional

Standardized Application of Feeding Evaluations Using SMART Tool

NCT07136610
View directory record Official record
Conditions
Infant and Young Child Feeding
Interventions
SMART Tool
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
Up to 1 Year
Enrollment
3,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
14
States / cities
Barrington, Illinois • Chicago, Illinois • Elgin, Illinois + 11 more
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Oct 23, 2026, 9:08 PM EDT