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Study Evaluating Combination of Levonorgestrel and Ethinyl Estradiol in Pre-Menstrual Dysphoric Disorder

A Multicenter, Randomized, Double-Blind, Placebo-Controlled Study of a Combination of Levonorgestrel and Ethinyl Estradiol in a Continuous Daily Regimen in Subjects With Premenstrual Dysphoric Disorder

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00195559
Enrollment
526
Registered
2005-09-19
Start date
2005-09-30
Completion date
2007-12-31
Last updated
2007-12-27

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

Conditions

Menstruation Disturbances, Premenstrual Syndrome

Keywords

Premenstrual Syndrome (PMS), Hormone Therapy

Brief summary

The purpose of this study is to determine whether Levonorgestrel/Ethinyl Estradiol (LNG/EE) is effective in treating the symptoms of severe Premenstrual Dysphoric Disorder.

Interventions

Sponsors

Wyeth is now a wholly owned subsidiary of Pfizer
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
PREVENTION
Masking
DOUBLE

Eligibility

Sex/Gender
FEMALE
Age
18 Years to 49 Years
Healthy volunteers
No

Inclusion criteria

* Generally healthy, women aged 18 to 49 years. * History of severe PMS symptoms over the last year, as determined by the investigator. * Regular 21 to 35 day menstrual cycle for 2 months prior to first study visit.

Exclusion criteria

* Major depressive disorder requiring antidepressant treatment or hospitalization within the last 3 years. * Contraindication to combination oral contraceptives. * Use of antidepressants/anxiolytics within 10 days of screening and for the duration of the study. Other exclusion applies.

Design outcomes

Primary

MeasureTime frame
Mean change in average Daily Record of Severity of Problems (DRSP) 21-item total daily score

Secondary

MeasureTime frame
Change from baseline in DRSP 21-item daily score based on the 5 days with the highest DRSP scores in each estimated treatment cycle

Countries

Argentina, Brazil, Chile, Denmark, Finland, Germany, Mexico, Netherlands, Poland, Romania, Sweden, United Kingdom

Outcome results

None listed

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