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Can a probiotic pill restore vaginal balance? new study explores

NCT ID NCT05176535

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested whether an oral probiotic supplement could help restore healthy bacteria in the vagina. It included 32 women aged 35-43 with vaginal imbalance and fertility concerns. Researchers measured how well the probiotic colonized the body and its effects on immune and antioxidant markers.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

32 people

The number who actually took part.

Started

Oct 2021

Finished

May 2024

Lead sponsor

A company

The lead sponsor is a pharmaceutical, biotech, or medical-device company.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

35 to 43 years

Sex

Female participants only

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Aged: 35-43 years old * Vaginal pH \> 4,5 and low Lactobacillus count or Nugent score of 4-6 * With interest in getting pregnant and ideally in IVF waiting list * History of recurrent genitourinary infections Exclusion Criteria: * Any pathology that interferes with the study * Current intake of food supplements or probiotics * Current intake of contraceptives * Use of oral or vaginal probiotics in the last 6 months * Hypersensitivity to any of the components of the studied product * Current vaginal infection * Pregnant women * Breastfeeding * Use of intrauterine device * Use of spermicide * Use of cervical caps as hormonal therapy

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • HM Fertility Centter Vallés

    Alcalá de Henares, Madrid, 28801, Spain

More trials for these conditions

Other studies related to the condition(s) this trial covers.