NCT01559480

Brief Summary

Endometriosis is one of the most common disease in reproductive aged women.Surgical intervention has a significant symptoms relief. However, symptom recurrence is often after surgery. This study aims to determine the efficacy of Desogestrel compared with placebo in pain symptom of symptomatic endometriosis patient undergo conservative surgery . The primary outcome measurement is pain score at 6 months after surgery.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
40

participants targeted

Target at P25-P50 for not_applicable

Timeline
Completed

Started Jan 2012

Typical duration for not_applicable

Geographic Reach
1 country

2 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

January 1, 2012

Completed
2 months until next milestone

First Submitted

Initial submission to the registry

March 12, 2012

Completed
9 days until next milestone

First Posted

Study publicly available on registry

March 21, 2012

Completed
2.5 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

October 1, 2014

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

October 1, 2014

Completed
Last Updated

April 9, 2015

Status Verified

April 1, 2015

Enrollment Period

2.8 years

First QC Date

March 12, 2012

Last Update Submit

April 8, 2015

Conditions

Keywords

EndometriosisDesogestrelPlacebo

Outcome Measures

Primary Outcomes (1)

  • Pain score

    Pain score will be assessed by visual analog scale (0-10)

    6 months

Secondary Outcomes (2)

  • Side effect compared between both group

    6 month

  • Patients satisfaction compare between both groups

    6 months

Study Arms (2)

Desogestrel

ACTIVE COMPARATOR
Drug: Desogestrel

Placebo

PLACEBO COMPARATOR
Drug: Placebo

Interventions

Desogestrel 75 mcg Takes 1 capsule before bedtime for 6 months

Also known as: Cerazette
Desogestrel

Placebo capsule takes 1 capsule before bedtime for 6 months

Placebo

Eligibility Criteria

Age18 Years - 45 Years
Sexfemale
Healthy VolunteersNo
Age GroupsAdult (18-64)

You may qualify if:

  • diagnoses endometriosis
  • Plan conservative surgery
  • initial pain score at least 5
  • voluntary to be the participant of this study with inform consent
  • No desired child bearing in 6 months

You may not qualify if:

  • residual lesion after surgery which required further treatment
  • cannot participate complete 6 months after surgery
  • contraindication for Desogestrel, Paracetamol or Ponstan
  • Pregnant

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (2)

Faculty of medicine Siriraj hospital, Mahidol university

Bangkok Noi, Bangkok, 10700, Thailand

Location

Siriraj hospital Mahidol university

Bangkok Noi, Bangkok, 10700, Thailand

Location

Related Publications (1)

  • Chen I, Kives S, Zakhari A, Nguyen DB, Goldberg HR, Choudhry AJ, Le AL, Kowalczewski E, Schroll JB. Progestagens for pain symptoms associated with endometriosis. Cochrane Database Syst Rev. 2025 Oct 9;10(10):CD002122. doi: 10.1002/14651858.CD002122.pub3.

MeSH Terms

Conditions

Endometriosis

Interventions

Desogestrel

Condition Hierarchy (Ancestors)

Genital Diseases, FemaleFemale Urogenital DiseasesFemale Urogenital Diseases and Pregnancy ComplicationsUrogenital DiseasesGenital Diseases

Intervention Hierarchy (Ancestors)

NorpregnenesNorpregnanesNorsteroidsSteroidsFused-Ring CompoundsPolycyclic Compounds

Study Officials

  • Prasong Tanmahasamut, M.D.

    Mahidol University

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

March 12, 2012

First Posted

March 21, 2012

Study Start

January 1, 2012

Primary Completion

October 1, 2014

Study Completion

October 1, 2014

Last Updated

April 9, 2015

Record last verified: 2015-04

Locations