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Showing 1–24 of 32 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Abortion Early Clear all
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Mail Order Mifepristone Study

NCT03913104
View directory record Official record
Conditions
Abortion Early, Pregnancy Related
Interventions
Mifepristone
Drug
Lead sponsor
Daniel Grossman, MD
Other
Eligibility
15 Years and older · Female only
Enrollment
536 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
11
States / cities
Oakland, California • Denver, Colorado • Wilmington, Delaware + 7 more
Source: ClinicalTrials.gov public record
Updated Aug 13, 2024 · Synced Jul 23, 2026, 4:20 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Dilapan Versus Laminaria

NCT00775983
View directory record Official record
Conditions
Cervical Preparation
Interventions
laminaria, Dilapan-S
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older · Female only
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Nov 13, 2013 · Synced Jul 23, 2026, 4:20 PM EDT
Completed Not applicable Interventional

Conversational Artificial Intelligence (AI) to Improve PeRiconception Care Access

NCT06618144
View directory record Official record
Conditions
Early Pregnancy Loss, Early Pregnancy
Interventions
Texting platform
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older · Female only
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 1, 2026 · Synced Jul 23, 2026, 4:20 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Auriculotherapy During Medication Abortion

NCT03900728
View directory record Official record
Conditions
Abortion Early
Interventions
Auriculotherapy with needles, Auriculotherapy with beads, Placebo Adhesive disks
Device
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older · Female only
Enrollment
138 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 5, 2021 · Synced Jul 23, 2026, 4:20 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Internet-based Study of Fertility and Early Pregnancy (PEEPS)

NCT01904669
View directory record Official record
Conditions
Fertility, Infertility, Pregnancy, Abortion, Spontaneous
Interventions
Not listed
Lead sponsor
Courtney D.Lynch, PhD MPH
Other
Eligibility
18 Years to 44 Years · Female only
Enrollment
161 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 27, 2015 · Synced Jul 23, 2026, 4:20 PM EDT
Completed Phase 2 Interventional Results available

Ulipristal Acetate for Use in Early Pregnancy Loss

NCT05216952
View directory record Official record
Conditions
Missed Abortion, Anembryonic Pregnancy, Non-Viable Pregnancy
Interventions
Ulipristal Acetate Tablets, Misoprostol Pill
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older · Female only
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
4
States / cities
Chapel Hill, North Carolina • Hillsborough, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 27, 2023 · Synced Jul 23, 2026, 4:20 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

MA-ASAP at Independent Abortion Clinics: A Demonstration Project

NCT05781061
View directory record Official record
Conditions
Abortion Early
Interventions
Screening for Eligibility
Other
Lead sponsor
Gynuity Health Projects
Other
Eligibility
18 Years and older · Female only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Whitefish, Montana
Source: ClinicalTrials.gov public record
Updated Jan 26, 2025 · Synced Jul 23, 2026, 4:20 PM EDT
Active, not recruiting No phase listed Observational

Factors Influencing Fertility or Pregnancy Health

NCT04595760
View directory record Official record
Conditions
Menstrual Cycles, Conception, Early Pregnancy Loss, Pregnancy Outcomes
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
21 Years to 42 Years · Female only
Enrollment
231 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2030
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Jul 23, 2026, 4:20 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Research on Equity in Abortion Care by TeleHealth

NCT06787274
View directory record Official record
Conditions
Abortion in First Trimester, Abortion Early, Abortion; Attempted
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
14 Years to 64 Years
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Jul 23, 2026, 4:20 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Transabdominal and Transvaginal Sonography in Medical Abortion

NCT03047551
View directory record Official record
Conditions
Abortion Early
Interventions
Transabdominal sonography, Transvaginal sonography
Procedure
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older · Female only
Enrollment
634 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
2
States / cities
Morristown, New Jersey • New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 29, 2019 · Synced Jul 23, 2026, 4:20 PM EDT
Completed Not applicable Interventional

Pelvic Examination in Pregnancy

NCT01570413
View directory record Official record
Conditions
Early Pregnancy Bleeding, Abdominal Pain
Interventions
No Pelvic Exam, Pelvic Examination
Procedure
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 3, 2017 · Synced Jul 23, 2026, 4:20 PM EDT
Completed No phase listed Observational

Thromboelastometry Prediction Utility for Risk of Abortion

NCT03548701
View directory record Official record
Conditions
Pregnancy Trimester, First, Abortion, Threatened
Interventions
Thromboelastometry testing
Diagnostic Test
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 31, 2020 · Synced Jul 23, 2026, 4:20 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Medication Abortion With Autonomous Self-Assessment Project

NCT05278780
View directory record Official record
Conditions
Abortion Early
Interventions
Screening for eligibility
Other
Lead sponsor
Gynuity Health Projects
Other
Eligibility
18 Years and older · Female only
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
2
States / cities
Boulder, Colorado • Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 26, 2025 · Synced Jul 23, 2026, 4:20 PM EDT
Completed No phase listed Observational

Early Pregnancy Antioxidant Supplementation in the Prevention of Preeclampsia

NCT00583635
View directory record Official record
Conditions
Preeclampsia, Pregnancy Loss
Interventions
Not listed
Lead sponsor
University of Mississippi Medical Center
Other
Eligibility
18 Years to 44 Years · Female only
Enrollment
684 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2011
U.S. locations
1
States / cities
Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated Oct 4, 2012 · Synced Jul 23, 2026, 4:20 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

SprmPik AI Sperm Selection Study SiD, an Assistant for Sperm Selection During Intracytoplasmic Sperm Injection in Medically Assisted Reproduction: Effect on Fertilization, Blastocyst Formation, Early Pregnancy Loss, and Consistent Practice. A Prospective Pilot Study.

NCT06518928
View directory record Official record
Conditions
Infertility
Interventions
Artificial Intelligence assisted sperm selection
Other
Lead sponsor
Ovation Fertility
Other
Eligibility
Not listed
Enrollment
155 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
2
States / cities
Las Vegas, Nevada • Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jul 24, 2024 · Synced Jul 23, 2026, 4:20 PM EDT
Completed Not applicable Interventional

Evaluation of a Decision Aid for Early Pregnancy Loss

NCT04410029
View directory record Official record
Conditions
Early Pregnancy Loss
Interventions
Healthwise Decision Aid, Control informational handout
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 28, 2021 · Synced Jul 23, 2026, 4:20 PM EDT
Completed Phase 3 Interventional Results available

Comparative Effectiveness of Pregnancy Failure Management Regimens

NCT02012491
View directory record Official record
Conditions
Spontaneous Abortion
Interventions
Misoprostol, Mifepristone
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older · Female only
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
3
States / cities
Sacramento, California • The Bronx, New York • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 17, 2019 · Synced Jul 23, 2026, 4:20 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Atorvastatin as a Potential Adjunct to Misoprostol for Termination of Pregnancy

NCT05342974
View directory record Official record
Conditions
Abortion Early
Interventions
Atorvastatin, Misoprostol
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 15, 2026 · Synced Jul 23, 2026, 4:20 PM EDT
Completed No phase listed Observational

A Follow-up of the Early Pregnancy Study Cohort.

NCT01132924
View directory record Official record
Conditions
Gestational Age, Time to Pregnancy, Early Pregnancy Loss
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
45 Years to 75 Years · Female only
Enrollment
173 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2017
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 28, 2023 · Synced Jul 23, 2026, 4:20 PM EDT
Completed Phase 2 Interventional Results available

Cabergoline for Lactation Inhibition After Early Second-Trimester Abortion or Pregnancy Loss

NCT06029673
View directory record Official record
Conditions
Lactation Suppressed
Interventions
Cabergoline 1 MG, Placebo
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older · Female only
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
2
States / cities
San Jose, California • Stanford, California
Source: ClinicalTrials.gov public record
Updated Oct 2, 2025 · Synced Jul 23, 2026, 4:20 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

The California Home Abortion by Telehealth (CHAT) Study

NCT04432792
View directory record Official record
Conditions
Abortion Early
Interventions
Questionnaire
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
13 Years and older · Female only
Enrollment
6,020 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Feb 2, 2023 · Synced Jul 23, 2026, 4:20 PM EDT
Active, not recruiting No phase listed Observational

Assessment of Early Pregnancy MAB Completion

NCT06893484
View directory record Official record
Conditions
Pregnancy, Abortion Early
Interventions
Weekly high-sensitivity urine pregnancy tests
Diagnostic Test
Lead sponsor
University of Washington
Other
Eligibility
Female only
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
3
States / cities
Atlanta, Georgia • Chevy Chase, Maryland • Renton, Washington
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Jul 23, 2026, 4:20 PM EDT
Recruiting Phase 2 Interventional

Letrozole and Misoprostol for Early Pregnancy Loss Management

NCT06452719
View directory record Official record
Conditions
Early Pregnancy Loss, Miscarriage in First Trimester, Miscarriage
Interventions
Letrozole, Misoprostol
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 4, 2025 · Synced Jul 23, 2026, 4:20 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Study of the Sensitivity of Manual vs Electric Aspiration to Detect Completed Early Abortion

NCT01085825
View directory record Official record
Conditions
Induced Abortion
Interventions
D & C abortion
Procedure
Lead sponsor
Planned Parenthood of Greater New York
Other
Eligibility
18 Years and older · Female only
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2010
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 31, 2017 · Synced Jul 23, 2026, 4:20 PM EDT