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Oral Administration of Four Lactobacillus Species Preparation to Improve the Quality of the Neovaginal Flora in Male to Female Transsexual Patients

This study has been completed.
Sponsor:
ClinicalTrials.gov Identifier:
NCT01708148
First Posted: October 16, 2012
Last Update Posted: December 6, 2016
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.
Collaborator:
University of Natural Resources and Life Sciences, Vienna, Austria
Information provided by (Responsible Party):
Associate Prof. Ljubomir Petricevic MD, Medical University of Vienna
  Purpose
The aim of this study is the improvement of the penile linked neovaginal flora in male-to-female transsexuals after application of oral probiotics.

Condition Intervention
Reduction or Absence of Lactobacilli in Neovaginal Flora Dietary Supplement: Probiotics Other: Placebo

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Single Group Assignment
Masking: Double (Participant, Investigator)
Primary Purpose: Supportive Care

Further study details as provided by Associate Prof. Ljubomir Petricevic MD, Medical University of Vienna:

Primary Outcome Measures:
  • change in Nugent score between baseline and end of treatment (improvement or no improvement). [ Time Frame: day 0 day 7 of oral probiotic application ]
    Using Nugent scoring system, from each participant first swab from neovagina and rectum will be taken before start of oral probiotic use.(baseline information) Second swab from neovagina and rectum will be taken on the day following the last administration.(information about change in Nugent)


Secondary Outcome Measures:
  • Isolation of specific Lactobacilli from neovaginal microbiologic cultures after oral administration of probiotic [ Time Frame: Day 7 of oral probiotic application ]
    From each participant, the swab from neovagina and rectum for microbiologic cultures will be taken on the day following the last administration. Isolation of oral applied probiotic strains.


Other Outcome Measures:
  • Nugent Score [ Time Frame: day 0 day 7 of oral probiotic application ]

Enrollment: 60
Study Start Date: September 2011
Study Completion Date: May 2014
Primary Completion Date: March 2012 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Active Comparator: Lactobacilli
30 Participants with verum
Dietary Supplement: Probiotics
lyophilised L. rhamnosus, L. jensenii, L. crispatus, L. gasseri and sodium alginate
Placebo Comparator: Placebo
30 Participants
Other: Placebo
control group would receive a oral lactose placebo

  Eligibility

Information from the National Library of Medicine

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:   18 Years to 55 Years   (Adult)
Sexes Eligible for Study:   Female
Accepts Healthy Volunteers:   Yes
Criteria

Inclusion Criteria:

Participants underwent the sex reassignment surgery (SRS) with the technique of the inverted penile skin flap longer than 1 year.

All transsexual women treated according to the Standards of Care of the World Professional Association of Transgender Health (WPATH).

Exclusion Criteria:

  • clinical signs of vaginal or urinary tract infection,
  • abnormal neovaginal discharge,
  • neoplasia,
  • bleeding,
  • diarrhoea,
  • constipation,
  • rectal pathologies including hemorrhoids,
  • antibiotic therapy in the previous 4 weeks
  Contacts and Locations
Information from the National Library of Medicine

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): NCT01708148


Locations
Austria
Department of Obstetrics and Gyecology, AKH
Vienna, Austria, 1090
Sponsors and Collaborators
Medical University of Vienna
University of Natural Resources and Life Sciences, Vienna, Austria
  More Information

Responsible Party: Associate Prof. Ljubomir Petricevic MD, Ass. Prof MD, Medical University of Vienna
ClinicalTrials.gov Identifier: NCT01708148     History of Changes
Other Study ID Numbers: MUW EK982/2010
First Submitted: October 11, 2012
First Posted: October 16, 2012
Last Update Posted: December 6, 2016
Last Verified: December 2016