Study of Immediate Start of Progestin Contraceptives in Medical Abortion

Immediate Initiation of Progestin Contraceptives in First Trimester Medical Abortion: A Randomized Controlled Trial

Status

Completed

Phases

Phase 4

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT01902485

Acronym

Quickstart

Enrollment

937

Registered

2013-07-18

Start date

2013-07-31

Completion date

2015-12-31

Last updated

2016-03-04

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

Conditions

Contraception

Keywords

Contraception, Medical Abortion, Implant, Injectable, Quickstart

Brief summary

This study will compare immediate to post-abortion start of two progestin-based contraceptives (DMPA and etonorgestrel implants) among women having first trimester medical abortion who wish to use that method for post-abortion contraception.

Interventions

OTHERTiming of Contraceptive Initiation in Medical Abortion

Study design

Allocation

RANDOMIZED

Intervention model

PARALLEL

Primary purpose

PREVENTION

Masking

NONE

Eligibility

Sex/Gender

FEMALE

Healthy volunteers

Yes

Inclusion criteria

Women having medical abortion desiring progestin-based contraceptives (injectables or implants)

Design outcomes

Primary

Measure	Time frame
Medical Abortion Failure	One month after enrollment
Repeat Pregnancy	6 months after enrollment

Countries

Mexico, United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 2, 2026