A Study of a Levonorgestrel-Releasing Intrauterine System for Long-Term, Reversible Contraception
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The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. |
ClinicalTrials.gov Identifier: NCT00995150 |
Recruitment Status :
Completed
First Posted : October 15, 2009
Last Update Posted : August 9, 2022
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Condition or disease | Intervention/treatment | Phase |
---|---|---|
Contraception | Drug: LNG20 Drug: Mirena | Phase 3 |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 1910 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Masking: | None (Open Label) |
Primary Purpose: | Treatment |
Official Title: | A Phase 3, Multi-Center, Open-Label Study of a Levonorgestrel-Releasing Intrauterine System for Long-Term, Reversible Contraception |
Actual Study Start Date : | November 2009 |
Actual Primary Completion Date : | October 12, 2021 |
Actual Study Completion Date : | October 12, 2021 |

Arm | Intervention/treatment |
---|---|
Experimental: LNG20
LNG20 levonorgestrel-releasing intrauterine system
|
Drug: LNG20
levonorgestrel-releasing intrauterine system for contraception |
Active Comparator: Mirena
Levonorgestrel-releasing intrauterine system for contraception
|
Drug: Mirena
Mirena intrauterine system |
- The primary efficacy of LNG20 will be assessed by pregnancy rates [ Time Frame: 10 years ]
- Adverse event [ Time Frame: 10 Years ]
- Levonorgestrel levels [ Time Frame: 10 Years ]
- Fertility rates one year following removal of the IUS [ Time Frame: 10 Years ]

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.
Ages Eligible for Study: | 16 Years to 45 Years (Child, Adult) |
Sexes Eligible for Study: | Female |
Accepts Healthy Volunteers: | Yes |
Inclusion Criteria:
- Healthy women requesting contraception
- 16-35 years old
- Cohort 36-45 years old
- Sexually active
Exclusion Criteria:
- Currently pregnant, pregnant within 4 weeks prior to study entry or planning pregnancy within 24 months of study entry
- Currently breastfeeding
- Current persistent, abnormal vaginal bleeding

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00995150
United States, Arizona | |
Phoenix, Arizona, United States | |
United States, California | |
Palo Alto, California, United States | |
San Francisco, California, United States | |
Vista, California, United States | |
United States, Colorado | |
Denver, Colorado, United States | |
United States, Georgia | |
Atlanta, Georgia, United States | |
United States, Idaho | |
Idaho Falls, Idaho, United States | |
United States, Illinois | |
Chicago, Illinois, United States | |
United States, Iowa | |
Des Moines, Iowa, United States | |
United States, Michigan | |
Ann Arbor, Michigan, United States | |
United States, Missouri | |
Saint Louis, Missouri, United States | |
United States, New York | |
New York, New York, United States | |
United States, North Carolina | |
Chapel Hill, North Carolina, United States | |
United States, Ohio | |
Cincinnati, Ohio, United States | |
Cleveland, Ohio, United States | |
Columbus, Ohio, United States | |
United States, Oklahoma | |
Tulsa, Oklahoma, United States | |
United States, Oregon | |
Portland, Oregon, United States | |
United States, Pennsylvania | |
Philadelphia, Pennsylvania, United States | |
Magee Women's Hospital, University of Pittsburgh | |
Pittsburgh, Pennsylvania, United States, 15213 | |
United States, Texas | |
Dallas, Texas, United States | |
Houston, Texas, United States | |
United States, Utah | |
Salt Lake City, Utah, United States | |
United States, Virginia | |
Norfolk, Virginia, United States | |
United States, Washington | |
Seattle, Washington, United States |
Study Director: | Andrea Olariu, MD, PhD | COO |
Responsible Party: | Medicines360 |
ClinicalTrials.gov Identifier: | NCT00995150 |
Other Study ID Numbers: |
M360-L102 |
First Posted: | October 15, 2009 Key Record Dates |
Last Update Posted: | August 9, 2022 |
Last Verified: | August 2022 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | Undecided |
Studies a U.S. FDA-regulated Drug Product: | Yes |
Studies a U.S. FDA-regulated Device Product: | No |
contraception intrauterine long-term reversible |
Levonorgestrel Contraceptive Agents, Hormonal Contraceptive Agents Reproductive Control Agents |
Physiological Effects of Drugs Contraceptive Agents, Female Contraceptives, Oral, Synthetic Contraceptives, Oral |