Continuous Versus Cyclic Oral Contraceptives for Endometriosis

September 9, 2014 updated by: Nikos Vlahos, University of Athens

Continuous Versus Cyclic Use of Oral Contraceptives Following Surgery for Symptomatic Endometriosis

To evaluate the efficacy of oral contraceptives in a continuous fashion versus the usual cyclic fashion in the recurrence of endometriosis related symptoms and endometriomas following fertility-sparing surgery.

Study Overview

Status

Unknown

Conditions

Intervention / Treatment

Detailed Description

Oral contraceptives containing 0.03 mg ethinyl estradiol and 3mg drospirenone will be administered. One tablet a day for 21 days followed by 7 days pill free (cyclic fashion) or one tablet a day in a continuous fashion.

Study Type

Interventional

Enrollment (Anticipated)

50

Phase

  • Phase 4

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • Greece
      • Athens, Greece
        • Recruiting
        • Aretaieion Hospital
        • Contact:
        • Principal Investigator:
          • Nikos Vlahos, AssProfessor

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years to 45 years (Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

Female

Description

Inclusion Criteria:

Women of reproductive age with Symptomatic endometriosis following fertility sparing surgery

Exclusion Criteria:

Contraindications of use of oral contraceptives

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Oral contraceptives cyclic
Oral contraceptives containing 0.03 mg ethinyl estradiol and 3mg drospirenone will be administered. One tablet a day for 21 days followed by 7 days pill free. The regimen will be repeated for the duration of the trial.
Drug: Oral contraceptives cyclic
tables containing Ethinyl estradiol 0.03mg and drospirenone 3mg will be administered in a cyclic fashion 21 days on 7 days off pill for 6 cycles.
Other Names:
  • Yasmin.
Drug: Oral contraceptives continuous
Patients will be treated with oral contraceptives containing 0.03mg ethinyl estradiol and 3 mg drospirenone per day in a continuous fashion.
Other Names:
  • Yasmin
Active Comparator: Oral contraceptives continuous
Oral contraceptives containing 0.030 mg ethinyl estradiol and 3mg drospirenone will be administered. One tablet a day for the duration of the trial.
Drug: Oral contraceptives cyclic
tables containing Ethinyl estradiol 0.03mg and drospirenone 3mg will be administered in a cyclic fashion 21 days on 7 days off pill for 6 cycles.
Other Names:
  • Yasmin.
Drug: Oral contraceptives continuous
Patients will be treated with oral contraceptives containing 0.03mg ethinyl estradiol and 3 mg drospirenone per day in a continuous fashion.
Other Names:
  • Yasmin

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Pelvic pain
Time Frame: 6 months
In each visit patients will complete a detailed 25-item self-administered questionnaire (www.endometriosisfoundation.org/WERF-WHSS-Questionnaire-English.pdf) related to the presence of pelvic pain (scoring of pelvic pain)
6 months

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
recurrence rate for endometrioma
Time Frame: 6 months
Physical and transvaginal sonographic examination
6 months

Other Outcome Measures

Outcome Measure
Measure Description
Time Frame
dysmenorrhea
Time Frame: 6 months
In each visit patients were asked to complete a detailed 25-item self-administered questionnaire (www.endometriosisfoundation.org/WERF-WHSS-Questionnaire-English.pdf) related to the presence of dysmenorrhea (scoring of dysmenorrhea)
6 months

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

University of Athens

Investigators

  • Principal Investigator: Olga Triantafyllidou, MD, University of Athens, 2nd Department of Obstetrics and Gynecology

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

April 1, 2014

Primary Completion (Anticipated)

April 1, 2015

Study Completion (Anticipated)

December 1, 2015

Study Registration Dates

First Submitted

March 22, 2014

First Submitted That Met QC Criteria

September 9, 2014

First Posted (Estimate)

September 11, 2014

Study Record Updates

Last Update Posted (Estimate)

September 11, 2014

Last Update Submitted That Met QC Criteria

September 9, 2014

Last Verified

September 1, 2014

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • NV04042013

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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