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Obesity, Oral Contraception, and Ovarian Suppression

NCT00827632 · Status: COMPLETED · Phase: PHASE4 · Type: INTERVENTIONAL · Enrollment: 226

Last updated 2019-04-30

Study results available
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Summary

This study proposes a double blind randomized clinical trial to include normal weight and obese women who have normal ovulatory function at baseline; the investigators will randomize women to 2 widely used OCs and evaluate ovarian follicle development and circulating progesterone to assess ovarian suppression during OC use.

Conditions

  • Ovarian Suppression

Interventions

DRUG

Low dose formulation

Participants are randomized to either Portia (levonorgestrel/ethinyl estradiol tablets, United States Pharmacopeia (USP)0.15 mg/0.03 mg or Lessina (levonorgestrel/ethinyl estradiol tablets, USP 0.1 mg/0.02 mg) for 3 months use. Dose formula contains 20 ug of ethinyl estradiol (EE) and 100 ug of levonorgestrel (LN) per tablet.

DRUG

High dose formulation

Participants are randomized to either Portia (levonorgestrel/ethinyl estradiol tablets, United States Pharmacopeia (USP)0.15 mg/0.03 mg or Lessina (levonorgestrel/ethinyl estradiol tablets, USP 0.1 mg/0.02 mg) for 3 months use. Dose formula contains 30 ug of ethinyl estradiol (EE) and 150 ug of levonorgestrel (LN) per tablet.

Sponsors & Collaborators

  • Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)

    collaborator NIH

  • Columbia University

    lead OTHER

Principal Investigators

  • Carolyn Westhoff, MD, MSc · Columbia University

Study Design

Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
QUADRUPLE
Model
PARALLEL

Eligibility

Min Age
18 Years
Max Age
35 Years
Sex
FEMALE
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2006-07-31
Primary Completion
2008-12-31
Completion
2008-12-31

Countries

  • United States

Study Locations

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Entities

Companies

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT00827632 on ClinicalTrials.gov