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ClinicalTrials.gov public records Last synced Oct 21, 2026, 6:39 PM EDT

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

A Trial of Bed Versus Stirrups Delivery in Nulliparous Women for Prevention of Perineal Lacerations

NCT00895973
View directory record Official record
Conditions
Perineal Lacerations
Interventions
Stirrups delivery vs bed delivery
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
16 Years and older · Female only
Enrollment
214 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Nov 19, 2018 · Synced Oct 21, 2026, 6:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

LaPPS: Labor Podcast for Patient Satisfaction

NCT04933708
View directory record Official record
Conditions
Labor Onset and Length Abnormalities, Pregnancy Related
Interventions
Labor Podcast
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
201 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 24, 2025 · Synced Oct 21, 2026, 6:39 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 21, 2026, 6:39 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Improving Safety, Patient Experience and Equity Through Shared Decision-making Huddles in Labor

NCT06828406
View directory record Official record
Conditions
Perinatal Decision Making
Interventions
TeamBirth
Behavioral
Lead sponsor
Endeavor Health
Other
Eligibility
18 Years and older · Female only
Enrollment
2,200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
22
States / cities
Arlington Heights, Illinois • Aurora, Illinois • Berwyn, Illinois + 12 more
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Oct 21, 2026, 6:39 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Intra Uterine Device Insertion in Nulliparous Women

NCT01422226
View directory record Official record
Conditions
Contraception
Interventions
Misoprostol, Placebo
Drug · Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 2, 2017 · Synced Oct 21, 2026, 6:39 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Cervical Ripening for Obese Women: A Randomized, Comparative Effectiveness Trial

NCT02639429
View directory record Official record
Conditions
Obesity, Labor Induction, Cesarean Delivery
Interventions
Vaginal Misoprostol, Foley Balloon + Vaginal Misoprostol
Drug · Device
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older · Female only
Enrollment
236 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 26, 2019 · Synced Oct 21, 2026, 6:39 PM EDT
Recruiting Not applicable Interventional

Ripening Approaches for Prompt Induction and Delivery - Sequential Versus Concurrent Dilapan-S and Misoprostol to Achieve Vaginal Delivery (RAPID-DS)

NCT07717502
View directory record Official record
Conditions
Nulliparous Women Who Scheduled for Labor Induction, Pregnancy
Interventions
Sequential Cervical Ripening, Inpatient Combined Cervical Ripening
Combination Product
Lead sponsor
Ochsner Health System
Other
Eligibility
18 Years and older · Female only
Enrollment
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Aug 24, 2026 · Synced Oct 21, 2026, 6:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Misoprostol With Intrauterine Device Insertion

NCT00613366
View directory record Official record
Conditions
Contraception
Interventions
Misoprostol, Magnesium Oxide
Drug · Dietary Supplement
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
2
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Mar 15, 2013 · Synced Oct 21, 2026, 6:39 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Nulliparous Pregnancy Outcomes Study: Monitoring Mothers-to-be

NCT01322529
View directory record Official record
Conditions
Pregnancy, Pregnancy Complications
Interventions
Not listed
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
13 Years and older · Female only
Enrollment
10,038 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
17
States / cities
Fountain Valley, California • Long Beach, California • Orange, California + 11 more
Source: ClinicalTrials.gov public record
Updated Jan 12, 2016 · Synced Oct 21, 2026, 6:39 PM EDT
Completed Not applicable Interventional Results available

A Randomized Trial of Induction Versus Expectant Management

NCT01990612
View directory record Official record
Conditions
Labor and Delivery
Interventions
Elective Induction of Labor
Procedure
Lead sponsor
The George Washington University Biostatistics Center
Other
Eligibility
Female only
Enrollment
6,106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
16
States / cities
Birmingham, Alabama • Stanford, California • Denver, Colorado + 13 more
Source: ClinicalTrials.gov public record
Updated Feb 21, 2019 · Synced Oct 21, 2026, 6:39 PM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

Role of L-citrulline in Prevention of Pregnancy Associated Hypertension

NCT04979793
View directory record Official record
Conditions
Pregnancy Induced Hypertension, Preeclampsia and Eclampsia, Gestational Hypertension
Interventions
L-citrulline, Placebo
Drug
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
18 Years and older · Female only
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 30, 2026 · Synced Oct 21, 2026, 6:39 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

The Effects of Increased IV Hydration on Nulliparous Women Undergoing an Induction of Labor

NCT02989571
View directory record Official record
Conditions
Labor; Forced or Induced, Affecting Fetus or Newborn
Interventions
Intravenous normal saline administered at 250ml/hr, Intravenous normal saline administered at 125ml/hr
Drug
Lead sponsor
MemorialCare Health System
Other
Eligibility
18 Years and older · Female only
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Long Beach, California
Source: ClinicalTrials.gov public record
Updated Jan 20, 2023 · Synced Oct 21, 2026, 6:39 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Fitbit Activity Tracker to Predict Risk of Preterm Birth

NCT03304782
View directory record Official record
Conditions
Preterm Birth, Preterm Delivery
Interventions
Fitbit activity tracker
Other
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older · Female only
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 29, 2019 · Synced Oct 21, 2026, 6:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of the Use of Peanut Ball on Labor Time in Nulliparous Women

NCT04998149
View directory record Official record
Conditions
Laboring Women
Interventions
Peanut Ball positioning device
Device
Lead sponsor
Northwell Health
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
111 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
4
States / cities
Huntington, New York • Manhasset, New York • Mount Kisco, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 14, 2024 · Synced Oct 21, 2026, 6:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Misoprostol Prior to Intrauterine Device (IUD) Insertion in Nulliparous Women

NCT00886834
View directory record Official record
Conditions
Contraception
Interventions
Misoprostol, Placebo
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
2
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Dec 22, 2014 · Synced Oct 21, 2026, 6:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Neuraxial Versus Systemic Analgesia for Latent Phase Labor Effect on Rate of Operative Delivery

NCT00380978
View directory record Official record
Conditions
Labor Pain, Pregnancy
Interventions
combined spinal epidural analgesia, late analgesia (systemic)
Procedure
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older · Female only
Enrollment
1,026 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2008
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 14, 2014 · Synced Oct 21, 2026, 6:39 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Effects of Age on the Levator Ani Muscle of Nulliparous Women

NCT00964145
View directory record Official record
Conditions
Nulliparous Women
Interventions
Not listed
Lead sponsor
University of Oklahoma
Other
Eligibility
20 Years to 70 Years · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jun 28, 2011 · Synced Oct 21, 2026, 6:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Nitroprusside on Intrauterine Device (IUD) Insertion

NCT01248091
View directory record Official record
Conditions
Cervical Pain, Pelvic Pain
Interventions
Nitroprusside Gel, Placebo Gel
Procedure
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Sep 14, 2012 · Synced Oct 21, 2026, 6:39 PM EDT
Completed Not applicable Interventional

Early Amniotomy Versus Delayed Amniotomy Following Foley Catheter Ripening in Nulliparous Labor Induction

NCT03039036
View directory record Official record
Conditions
Labor Induction
Interventions
Amniotomy, Foley Catheter, Misoprostol
Procedure · Device · Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older · Female only
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 3, 2023 · Synced Oct 21, 2026, 6:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Use of Peanut Labor Ball Following Epidural Anesthesia

NCT02190591
View directory record Official record
Conditions
Pregnancy
Interventions
Peanut Labor Ball
Device
Lead sponsor
TriHealth Inc.
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
204 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 6, 2017 · Synced Oct 21, 2026, 6:39 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Ambulation With Labor Epidural in Obese Women

NCT04504682
View directory record Official record
Conditions
Obesity, Labor Onset and Length Abnormalities
Interventions
Ambulation
Behavioral
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 6, 2023 · Synced Oct 21, 2026, 6:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Self-administered Intravaginal 2% Lidocaine Gel Prior to Intrauterine Device Insertion in Nulliparous Women

NCT01534520
View directory record Official record
Conditions
Pain
Interventions
Lidocaine, Placebo
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
14 Years to 55 Years · Female only
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 22, 2016 · Synced Oct 21, 2026, 6:39 PM EDT
Withdrawn Phase 2Phase 3 Interventional Accepts healthy volunteers

Nitrous Oxide for Pain Management During IUD Insertion in Nulliparous Adolescent Women

NCT04089852
View directory record Official record
Conditions
Contraceptive Devices, Long-Acting Reversible Contraception, Analgesia, Adolescent Health, Gynecology
Interventions
Nitrous oxide gas for inhalation, Oxygen Gas for Inhalation
Drug
Lead sponsor
Boston Children's Hospital
Other
Eligibility
14 Years to 24 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 16, 2022 · Synced Oct 21, 2026, 6:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Antenatal Milk Expression in Nulliparous Pregnant People

NCT04929301
View directory record Official record
Conditions
Pregnancy Related, Breast Feeding, Milk Expression, Breast
Interventions
Antenatal milk expression, Education handouts
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older · Female only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 18, 2021 · Synced Oct 21, 2026, 6:39 PM EDT