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Mifepristone and Two Doses of Misoprostol for Abortion at 11&12 Weeks

An Outpatient Medical Abortion Regimen With Mifepristone and Two Doses of Misoprostol at 71-77 and 78-84 Days of Pregnancy

Status
Terminated
Phases
Phase 4
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05119439
Enrollment
23
Registered
2021-11-15
Start date
2022-10-07
Completion date
2023-06-30
Last updated
2023-07-25

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Medical Abortion

Keywords

mifepristone, misoprostol, first trimester, abortion

Brief summary

This study seeks to evaluate the efficacy, side effect profile and acceptability of a medical abortion regimen with mifepristone and two doses of 800 mcg misoprostol buccally at 71-77 and 78-84 days of gestation to further expand the evidence base for the most effective regimens in the late first trimester of pregnancy.

Interventions

DRUGMifepristone + 2 doses of misoprostol 800 mcg

Will use a mifepristone-misoprostol regimen of: 200 mg mifepristone followed in 24-48 hours by a first dose of 800 µg misoprostol buccally and then in another 4 hours by a second dose of 800 µg misoprostol buccally. For buccal administration of misoprostol, participants will place 2 misoprostol tablets in each cheek and hold them for 20-30 minutes, after which they will swallow any remnants.

Sponsors

Society of Family Planning
CollaboratorOTHER
Gynuity Health Projects
Lead SponsorOTHER

Study design

Allocation
NON_RANDOMIZED
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
FEMALE
Age
11 Years to 55 Years
Healthy volunteers
Yes

Inclusion criteria

* Seeking medical abortion services at one of the enrolling clinics * Have an intrauterine pregnancy 71-77 days of gestation or 78-84 days * Meet standard eligibility criteria for medical abortion * Be able to return to clinic for in-person follow up * Speak/read/write English or Spanish * Have access to a mobile phone with texting capability * Be in general good health * Be willing and able to sign consent forms * Agree to comply with the study procedures and follow up.

Exclusion criteria

* Not eligible to consent on their own to being in a study (Age criteria may vary by site according to state law.) * With known allergies or other contraindications to mifepristone or misoprostol * Desiring to start depot medroxyprogesterone acetate (DMPA) as contraception method immediately because of potential interaction with mifepristone. Those who wish to wait until abortion completion to start DMPA will be eligible for enrollment.

Design outcomes

Primary

MeasureTime frameDescription
Efficacy as determined by the proportion of successful abortions without aspiration or D&E for any reason7-36 days after initial visitProportion of women who achieve complete abortion with medication only and without aspiration or D&E

Secondary

MeasureTime frameDescription
Proportion of participants who report each individual side effect7-14 days after initial visitSide effects include diarrhea, nausea, vomiting, fever, chills
Proportion of complications experienced by participants that warrant visits to emergency room and/or hospitalization7-14 days after initial visitComplications could include abnormal bleeding, severe pain, retained tissue
Proportion of participants who determine method acceptable7-36 days after initial visitOverall acceptability, time to complete abortion, bleeding, side effects, pain

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026