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Showing 1–24 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Uterine Contractions Clear all
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 8, 2025 · Synced Jul 22, 2026, 12:48 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Fetal Life: Smart-Device Based Uterine Activity Monitoring

NCT03940365
View directory record Official record
Conditions
Labor Pain, Contraction
Interventions
Fetal Life tocometer device
Device
Lead sponsor
Fetal Life LLC
Industry
Eligibility
20 Years to 40 Years · Female only
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Jan 25, 2022 · Synced Jul 22, 2026, 12:48 PM EDT
Completed No phase listed Observational

Noninvasive Monitoring of Uterine Activity and Fetal Heart Rate

NCT05782296
View directory record Official record
Conditions
Fetal Heart Rate or Rhythm Abnormality Affecting Newborn During Labor, Uterine Contractions, Obstetric Complication
Interventions
TrueLabor
Device
Lead sponsor
OB-Tools Ltd.
Industry
Eligibility
18 Years and older · Female only
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
2
States / cities
Hoffman Estates, Illinois • The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Mar 26, 2025 · Synced Jul 22, 2026, 12:48 PM EDT
Active, not recruiting Not applicable Interventional

Calcium Carbonate on Labor Induction

NCT06352775
View directory record Official record
Conditions
Pregnancy, Uterine Contraction
Interventions
Calcium Carbonate
Dietary Supplement
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older · Female only
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 20, 2025 · Synced Jul 22, 2026, 12:48 PM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Impact of Prophylactic Ephedrine on Fetal Heart Tracing and Uterine Tetanic Contraction After CSE

NCT05873218
View directory record Official record
Conditions
Labor
Interventions
Ephedrine, Normal Saline Placebo
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Jul 22, 2026, 12:48 PM EDT
Suspended Not applicable Interventional Accepts healthy volunteers

Electrical Inhibition of Human Preterm Contractions

NCT02983240
View directory record Official record
Conditions
Preterm Labor, PreTerm Birth, Preterm Labor With Delivery Nos
Interventions
Electrical Uterine Pacemaker
Device
Lead sponsor
e-Bio Corp
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2026
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Dec 3, 2024 · Synced Jul 22, 2026, 12:48 PM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate Pharmacokinetics, Pharmacodynamics and Tissue Concentrations of Epelsiban

NCT02213029
View directory record Official record
Conditions
Embryo Transfer
Interventions
Epelsiban, Placebo, Oxytocin, Ortho-Cylcen (21)® tablet
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 35 Years · Female only
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
2
States / cities
Glendale, California • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 7, 2017 · Synced Jul 22, 2026, 12:48 PM EDT
Completed No phase listed Observational

Screening To Obviate Preterm Birth

NCT01868308
View directory record Official record
Conditions
Preterm Labor, Preterm Contractions, Abdominal Cramping, Back Pain, Vaginal Pressure, Vaginal Bleeding
Interventions
Not listed
Lead sponsor
University of Pennsylvania
Other
Eligibility
Female only
Enrollment
589 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 29, 2017 · Synced Jul 22, 2026, 12:48 PM EDT
Withdrawn Early Phase 1 Interventional Accepts healthy volunteers

Intravenous Versus Intramuscular Administration of Methylergonovine for Uterine Contraction in Cesarean Sections

NCT03303235
View directory record Official record
Conditions
Uterine Atony, Uterine Tone Disorders, Postpartum Hemorrhage
Interventions
Methylergonovine
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 2, 2020 · Synced Jul 22, 2026, 12:48 PM EDT
Withdrawn Phase 1 Interventional

Pilot Study of Electronic Uterine Contraction Inhibitor

NCT00994058
View directory record Official record
Conditions
Prematurity
Interventions
Electrical Inhibition (EI) Uterine Pacemaker
Device
Lead sponsor
Winthrop University Hospital
Other
Eligibility
18 Years to 50 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Mineola, New York
Source: ClinicalTrials.gov public record
Updated Dec 23, 2015 · Synced Jul 22, 2026, 12:48 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Accuracy and Reliability of Fetal Heart Rate and Uterine Contraction Monitoring Method

NCT01280357
View directory record Official record
Conditions
Pregnancy; Habitual Aborter, Weeks of Gestation 37 or More
Interventions
Monica AN24 (K101081), Philips 50XM
Device
Lead sponsor
Monica Healthcare Ltd
Industry
Eligibility
15 Years to 40 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
2
States / cities
New York, New York • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 20, 2013 · Synced Jul 22, 2026, 12:48 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Pilot Study to Evaluate a Prototype Electronic Uterine Inhibitor to Prevent Preterm Contractions

NCT00212446
View directory record Official record
Conditions
Preterm Birth
Interventions
Electrical Intervention (EI)
Device
Lead sponsor
St. Luke's-Roosevelt Hospital Center
Other
Eligibility
18 Years and older · Female only
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 16, 2018 · Synced Jul 22, 2026, 12:48 PM EDT
Withdrawn Phase 1 Interventional Accepts healthy volunteers

Electrical Inhibition (EI): A Preliminary Study To Inhibit Preterm Labor And Preterm Birth

NCT02569216
View directory record Official record
Conditions
Premature Birth, Premature Labor
Interventions
Electrical Inhibition (EI)
Device
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 55 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Manhattan, New York
Source: ClinicalTrials.gov public record
Updated Nov 8, 2017 · Synced Jul 22, 2026, 12:48 PM EDT
Completed No phase listed Observational

Multi-Reader Multi-Case Study to Identify Uterine Contractions Recorded From Laboring and Nonlaboring Patients by Practicing Clinicians

NCT01730963
View directory record Official record
Conditions
Pregnancy
Interventions
Not listed
Lead sponsor
Reproductive Research Technologies, LP
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
5
States / cities
Phoenix, Arizona • Philadelphia, Pennsylvania • Beaumont, Texas + 2 more
Source: ClinicalTrials.gov public record
Updated Nov 21, 2012 · Synced Jul 22, 2026, 12:48 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Comparative Performance of INVU™ Versus Intrauterine Pressure Catheter (IUPC) in Uterine Contractions Monitoring of Pregnant Women.

NCT03889405
View directory record Official record
Conditions
Healthy, Pregnant Women
Interventions
INVU™, IUPC, TOCO
Device
Lead sponsor
Nuvo-Group, Ltd.
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
2
States / cities
Little Rock, Arkansas • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 7, 2021 · Synced Jul 22, 2026, 12:48 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Testing Effects of Melatonin on Uterine Contractions in Women

NCT05358834
View directory record Official record
Conditions
Pregnant Women
Interventions
Melatonin, Placebo
Dietary Supplement
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 17, 2026 · Synced Jul 22, 2026, 12:48 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Focal Myometrial Contractions: Impact on Cervical Assessment and Association With Voiding

NCT01513395
View directory record Official record
Conditions
Cervical Assessment, Focal Myometrial Contractions
Interventions
Interval bladder emptying
Behavioral
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 60 Years · Female only
Enrollment
112 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 22, 2012 · Synced Jul 22, 2026, 12:48 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Study to Support Fetal Heart Rate and Uterine Contraction for Preterm Labor in Singleton and Multiple Pregnancies

NCT01360905
View directory record Official record
Conditions
Pre Term Labor, Multiple Pregnancy
Interventions
Not listed
Lead sponsor
Monica Healthcare Ltd
Industry
Eligibility
17 Years and older · Female only
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 19, 2014 · Synced Jul 22, 2026, 12:48 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Nanovectors to Prevent Placental Passage of Tocolytic Agents

NCT02199756
View directory record Official record
Conditions
Preterm Labor
Interventions
Not listed
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 49 Years · Female only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2019
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Nov 1, 2018 · Synced Jul 22, 2026, 12:48 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Accuracy and Reliability of Novii: Fetal Heart Rate (FHR), Maternal Heart Rate (MHR) and Uterine Contraction (UA) Compared With Doppler, Scalp Fetal Scalp Electrode (FSE), Tocodynamometer (TOCO) and Intra Uterine Pressure Catheter (IUPC)

NCT03409146
View directory record Official record
Conditions
Term Labour
Interventions
Monica Novii Wireless Patch System
Device
Lead sponsor
GE Healthcare
Industry
Eligibility
18 Years and older · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Feb 8, 2021 · Synced Jul 22, 2026, 12:48 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Noninvasive Monitoring of Uterine Electrical Activity and Fetal Heart Rate: A New External Monitoring Device

NCT02993354
View directory record Official record
Conditions
Contraction
Interventions
The EUM300 (electrical uterine myography)
Device
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Mar 7, 2024 · Synced Jul 22, 2026, 12:48 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Uterine Contractions Under Blue Light

NCT03691740
View directory record Official record
Conditions
Preterm Contractions
Interventions
Ocular light
Device
Lead sponsor
University of South Florida
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Oct 1, 2018 · Synced Jul 22, 2026, 12:48 PM EDT
Completed No phase listed Observational Results available

Multi-Reader Multi-Case Study to Identify Uterine Contractions Recorded From Laboring Patients by Practicing Clinicians

NCT01282723
View directory record Official record
Conditions
Pregnancy - Labor Monitoring
Interventions
Not listed
Lead sponsor
Reproductive Research Technologies, LP
Industry
Eligibility
15 Years to 40 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
3
States / cities
Phoenix, Arizona • Philadelphia, Pennsylvania • Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 14, 2011 · Synced Jul 22, 2026, 12:48 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Impact of Room Light on Uterine Contractions and Labor Progression in Pregnancy

NCT04521972
View directory record Official record
Conditions
Pregnancy Related, Labor; Poor, Uterine Contractions Weak
Interventions
Room light/light bulb
Device
Lead sponsor
Michigan State University
Other
Eligibility
18 Years to 42 Years · Female only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
East Lansing, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 17, 2025 · Synced Jul 22, 2026, 12:48 PM EDT