Levonorgestrel Contraceptive Intrauterine Systems (LCS) Pearl Index Study

ClinicalTrials.gov ID: NCT00528112

Public ClinicalTrials.gov record NCT00528112. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

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ClinicalTrials.gov public records Last synced Oct 18, 2026, 7:37 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Multi-Center, Open-Label, Randomized Study to Assess the Safety and Contraceptive Efficacy of Two Doses ( in vitro12 µg/24h and 16 µg/24h) of the Ultra Low Dose Levonorgestrel Contraceptive Intrauterine Systems (LCS) for a Maximum of 3 Years in Women 18 to 35 Years of Age and an Extension Phase of the 16µg/24h Dose Group (LCS16 Arm) up to 5 Years

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This is a study on a new low dose levonorgestrel contraceptive intrauterine systems (LCS). The purpose of the study is to investigate which of the 2 administered doses is the lowest effective intrauterine dose of Levonorgestrel (LNG) administered via the LCS for contraception during 3 years. The study was amended: the LCS16 arm will be extended up to 5 years

Study identification

NCT ID: NCT00528112
Recruitment status: Completed
Study type: Interventional
Phase: Phase 3
Lead sponsor: Bayer; Industry
Enrollment: 2,885 participants

Conditions and interventions

Conditions

Contraception

Interventions

LCS12 Drug
LCS16 Drug

Drug

Eligibility (public fields only)

Age range: 18 Years to 35 Years
Sex: Female
Healthy volunteers: Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date: Aug 2007 (Type not available)
Primary completion: Jul 2011 (Actual)
Completion: Jun 2013 (Actual)
Last update posted: Jan 25, 2017

2007 – 2013

United States locations

U.S. sites: 57
U.S. states: 28
U.S. cities: 50

Facility	City	State	ZIP	Site status
Not listed	Mobile	Alabama	36608	—
Not listed	Glendale	Arizona	85304	—
Not listed	Phoenix	Arizona	85032	—
Not listed	Tucson	Arizona	85712	—
Not listed	Carmichael	California	95608	—
Not listed	Pacific Palisades	California	90272	—
Not listed	San Diego	California	92103	—
Not listed	San Diego	California	92108	—
Not listed	San Diego	California	92123	—
Not listed	San Diego	California	92130	—
Not listed	Torrance	California	90502	—
Not listed	Denver	Colorado	80218	—
Not listed	Littleton	Colorado	80128	—
Not listed	Boyton Beach	Florida	33472	—
Not listed	Jacksonville	Florida	32216	—
Not listed	Miami	Florida	33186	—
Not listed	West Palm Beach	Florida	33409	—
Not listed	Atlanta	Georgia	30328	—
Not listed	Decatur	Georgia	30034	—
Not listed	Boise	Idaho	83702	—
Not listed	Idaho Falls	Idaho	83404	—
Not listed	Chicago	Illinois	60612	—
Not listed	Evansville	Indiana	47714	—
Not listed	South Bend	Indiana	46601	—
Not listed	Marrero	Louisiana	70072	—
Not listed	Boston	Massachusetts	02118	—
Not listed	Kalamazoo	Michigan	49009	—
Not listed	Chaska	Minnesota	55318	—
Not listed	Chesterfield	Missouri	63017	—
Not listed	Lincoln	Nebraska	68510	—
Not listed	Las Vegas	Nevada	89106	—
Not listed	Las Vegas	Nevada	89128	—
Not listed	Las Vegas	Nevada	89135	—
Not listed	Moorestown	New Jersey	08057	—
Not listed	New Brunswick	New Jersey	08903-2685	—
Not listed	Albuquerque	New Mexico	87102	—
Not listed	New York	New York	10032	—
Not listed	New Bern	North Carolina	28562	—
Not listed	Winston-Salem	North Carolina	27103	—
Not listed	Cincinnati	Ohio	45267	—
Not listed	Columbus	Ohio	43213	—
Not listed	Medford	Oregon	97504	—
Not listed	Portland	Oregon	97239	—
Not listed	Jenkintown	Pennsylvania	19046	—
Not listed	Philadelphia	Pennsylvania	19114	—
Not listed	Pittsburgh	Pennsylvania	15206	—
Not listed	Pittsburgh	Pennsylvania	15213-3180	—
Not listed	Columbia	South Carolina	29201	—
Not listed	Chattanooga	Tennessee	37404	—
Not listed	Memphis	Tennessee	38119	—
Not listed	Nashville	Tennessee	37203	—
Not listed	Austin	Texas	78748	—
Not listed	Houston	Texas	77030	—
Not listed	Houston	Texas	77054	—
Not listed	Norfolk	Virginia	23507	—
Not listed	Seattle	Washington	98105	—
Not listed	Spokane	Washington	99207	—

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 79 non-U.S. sites.

About this trial record page

What this page shows: Public field values for ClinicalTrials.gov record NCT00528112, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do: No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from: Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh: Last update posted Jan 25, 2017 · Synced Oct 18, 2026

Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT00528112 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →