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ClinicalTrials.gov public records Last synced Oct 21, 2026, 6:10 PM EDT

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Showing 1–24 of 38 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Cervical Dilation Clear all
Completed Not applicable Interventional Results available

Mifepristone Versus Laminaria Insertion for Cervical Preparation Prior to Surgical Abortion at 14-16 Weeks

NCT00986921
View directory record Official record
Conditions
Abortion
Interventions
mifepristone 200 mg, osmotic dilator insertion
Drug · Device
Lead sponsor
Boston University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 31, 2014 · Synced Oct 21, 2026, 6:10 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Sound Check-Correlation Between Transperineal and Digital Cervical Exam in 3rd Trimester Pregnancy

NCT05260333
View directory record Official record
Conditions
Cervix; Pregnancy
Interventions
Butterfly iQ transperineal ultrasound exam
Device
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years and older · Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Nov 27, 2023 · Synced Oct 21, 2026, 6:10 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, 6:10 PM EDT
Completed Not applicable Interventional

A Randomized Study on Comparing the Efficacy of Foley Catheter and Extraamniotic Saline Infusion for Labor Induction

NCT00366951
View directory record Official record
Conditions
Cervical Ripening, Labor, Induced
Interventions
Foley catheter only, Extraamniotic saline infusion
Procedure
Lead sponsor
Rush University Medical Center
Other
Eligibility
Female only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 10, 2008 · Synced Oct 21, 2026, 6:10 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

12 Versus 20 mL PCB for D&E Cervical Prep

NCT03356145
View directory record Official record
Conditions
Pain
Interventions
12 mL paracervical block, 20 mL paracervical block
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older · Female only
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jan 23, 2024 · Synced Oct 21, 2026, 6:10 PM EDT
Completed No phase listed Observational

Self-Obtained Ultrasound Scans for Measurement of Cervical Dilation and Effacement in Labor

NCT05038891
View directory record Official record
Conditions
Cervical Dilation
Interventions
Digital Cervical Exam, Transperineal Ultrasound, Transvaginal Ultrasound
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
2
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 11, 2024 · Synced Oct 21, 2026, 6:10 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Cervical Preparation for Same-Day Dilation & Evacuation

NCT06799052
View directory record Official record
Conditions
Abortion, Second Trimester, Procedural Pain, Procedural Complication
Interventions
Transcervical single-balloon catheter, Synthetic osmotic dilators
Device
Lead sponsor
Boston Medical Center
Other
Eligibility
16 Years and older · Female only
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Oct 21, 2026, 6:10 PM EDT
Not listed No phase listed Observational

Pregnancy and Latent Labor Biomarkers and Symptoms to Predict Cervical Dilation at Hospital Admission.

NCT04437576
View directory record Official record
Conditions
Labor Onset Biomarkers, Labor Onset, Cervical Dilation
Interventions
Not listed
Lead sponsor
Oregon Health and Science University
Other
Eligibility
20 Years to 39 Years · Female only
Enrollment
300 participants
Timeline
2019 – 2021
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jun 18, 2020 · Synced Oct 21, 2026, 6:10 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Self-administered Lidocaine Gel for Pain-control During Cervical Preparation for Dilation and Evacuation

NCT02852434
View directory record Official record
Conditions
Pain Management, Cervical Preparation
Interventions
Lidocaine Gel (2%), Lidocaine Paracervical Block (1%)
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older · Female only
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Jun 7, 2019 · Synced Oct 21, 2026, 6:10 PM EDT
Not listed Not applicable Interventional

Effectiveness and Safety Evaluation of Aqueduct 100-device

NCT02959567
View directory record Official record
Conditions
Cervix Uteri Dilation
Interventions
Aqueduct 100 dilation
Device
Lead sponsor
Aqueduct Medical Ltd
Industry
Eligibility
18 Years and older · Female only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Nov 9, 2016 · Synced Oct 21, 2026, 6:10 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Transcutaneous Electrical Nerve Stimulation (TENS) for Pain Control During Cervical Dilator Placement Prior to Dilation and Evacuation

NCT03868787
View directory record Official record
Conditions
Pain Management
Interventions
TENS, Sham TENS
Device
Lead sponsor
Ashley Turner, MD
Other
Eligibility
18 Years and older · Female only
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 25, 2023 · Synced Oct 21, 2026, 6:10 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

24-hour Mifepristone and Buccal Versus Mifepristone and Vaginal Misoprostol for Cervical Preparation for D&E

NCT03134183
View directory record Official record
Conditions
Abortion, Second Trimester
Interventions
Vaginal Misoprostol, Buccal Misoprostol
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Jul 18, 2018 · Synced Oct 21, 2026, 6:10 PM EDT
Recruiting Phase 2Phase 3 Interventional

Anticholinergics for Cervical Edema in Labor

NCT06702670
View directory record Official record
Conditions
Labor Dystocia
Interventions
Treatment with Diphenhydramine, Usual Care
Drug · Combination Product
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older · Female only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Oct 21, 2026, 6:10 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Comparing Misoprostol Alone to Dilapan With Misoprostol and Comparing Buccal to Vaginal Misoprostol

NCT02363556
View directory record Official record
Conditions
Second Trimester Abortions
Interventions
Misoprostol administered vaginally, Misoprostol administered buccally, Misoprostol administered vaginally with Dilapan, Misoprostol administered buccally with Dilapan
Procedure
Lead sponsor
Medstar Health Research Institute
Other
Eligibility
18 Years and older · Female only
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 30, 2017 · Synced Oct 21, 2026, 6:10 PM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Azithromycin to Improve Latency in Exam Indicated Cerclage Control Trial

NCT05132829
View directory record Official record
Conditions
Preterm Birth, Obstetric Labor, Premature, Obstetric Labor Complications, Pregnancy Complications, Physiological Effects of Drugs, Uterine Cervical Incompetence, Anti-Bacterial Agents, Azithromycin, Cefazolin
Interventions
Azithromycin 1 gram IV, Cefazolin and indomethacin
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years to 80 Years · Female only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
2
States / cities
Chicago, Illinois • New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 26, 2023 · Synced Oct 21, 2026, 6:10 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Ultrasound Assessment of DILAPAN-S

NCT04529837
View directory record Official record
Conditions
Cervical Dilation, Induction of Labor, Ultrasound Evaluation
Interventions
Gauze, No gauze
Other
Lead sponsor
Eastern Virginia Medical School
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 9, 2023 · Synced Oct 21, 2026, 6:10 PM EDT
Completed Not applicable Interventional Results available

Pre-Operative Effects of Mifepristone on Dilation and Evacuation Services

NCT01862991
View directory record Official record
Conditions
Legally Induced Abortion Without Mention of Complication
Interventions
Hygroscopic cervical dilators, Misoprostol, Intra-amniotic digoxin, Mifepristone
Other · Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older · Female only
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
2
States / cities
San Jose, California • Stanford, California
Source: ClinicalTrials.gov public record
Updated Feb 14, 2024 · Synced Oct 21, 2026, 6:10 PM EDT
Completed Not applicable Interventional Results available

Induction of Labor in Women With Unfavorable Cervix: Dilapan Versus Foley Bulb

NCT02899689
View directory record Official record
Conditions
Pre-induction Dilation of Cervix
Interventions
Dilapan, Foley Catheter
Device
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
419 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
2
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Nov 18, 2020 · Synced Oct 21, 2026, 6:10 PM EDT
Recruiting Not applicable Interventional

Cervical Ripening Balloons for Same-Day Cervical Prep

NCT06964373
View directory record Official record
Conditions
Dilation and Evacuation
Interventions
Cervical Ripening Balloon, Osmotic Dilators
Device
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years and older · Female only
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 21, 2026, 6:10 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Mifepristone Versus Misoprostol for Cervical Preparation Prior to Surgical Abortion Between 11 to 15 Weeks

NCT01636063
View directory record Official record
Conditions
Induced Abortion, Abortion Techniques, Mifepristone, Misoprostol
Interventions
Mifepristone, Misoprostol
Drug
Lead sponsor
Boston University
Other
Eligibility
18 Years and older · Female only
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 22, 2017 · Synced Oct 21, 2026, 6:10 PM EDT
Completed No phase listed Observational

Dilapan-S/Dilasoft E-Registry in Induction of Labor

NCT02318173
View directory record Official record
Conditions
Labour Onset and Length Abnormalities, Labor; Forced or Induced, Affecting Fetus or Newborn
Interventions
Dilapan-S
Device
Lead sponsor
Medicem International CR s.r.o.
Industry
Eligibility
Female only
Enrollment
444 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
2
States / cities
New York, New York • Galveston, Texas
Source: ClinicalTrials.gov public record
Updated May 19, 2017 · Synced Oct 21, 2026, 6:10 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Laminaria Compared to Dilapan-S for Cervical Preparation Before Dilation and Evacuation at 18-24 Weeks of Gestation

NCT02033083
View directory record Official record
Conditions
Second Trimester Abortion
Interventions
Laminaria, Dilapan-S
Device
Lead sponsor
Planned Parenthood of Greater New York
Other
Eligibility
18 Years and older · Female only
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 12, 2021 · Synced Oct 21, 2026, 6:10 PM EDT
Withdrawn Not applicable Interventional

Mifepristone Versus Osmotic Dilators in Conjunction With Misoprostol for Cervical Preparation Prior to D&E at 14-19 Weeks

NCT02679092
View directory record Official record
Conditions
Legally Induced Abortion Without Mention of Complication
Interventions
Misoprostol, Mifepristone, Hygroscopic cervical dilators
Drug · Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
San Jose, California
Source: ClinicalTrials.gov public record
Updated Sep 19, 2019 · Synced Oct 21, 2026, 6:10 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Same-day Cervical Preparation Before Dilation and Evacuation

NCT03002441
View directory record Official record
Conditions
Cervical Dilation Prior to Dilation and Evacuation
Interventions
Same-Day Dilapan-S, Overnight Dilapan-S
Device
Lead sponsor
Planned Parenthood of Greater New York
Other
Eligibility
18 Years and older · Female only
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 22, 2021 · Synced Oct 21, 2026, 6:10 PM EDT