Comparing Clotrimazole with and without Lactulose for treating vaginal yeast infections in women

International Open-label Randomized Comparative Clinical Study of Efficacy and Safety of Clotrimazole+Lactulose, Vaginal Suppositories (AVVA RUS JSC, Russia) Vs. a Clotrimazole Monocomponent Product in Adult Female Patients with Candidal Vaginitis/vulvovaginitis

Phase2; Phase3 Interventional AVVA Pharmaceuticals Ltd. · NCT06835361

This study is testing if adding Lactulose to Clotrimazole can help women with vaginal yeast infections feel better and recover faster compared to using Clotrimazole alone.

Quick facts

PhasePhase2; Phase3
Study typeInterventional
Enrollment264 (estimated)
Ages18 Years to 60 Years
SexFemale
SponsorAVVA Pharmaceuticals Ltd. Industry-sponsored
Locations7 sites (Minsk, Minsk City and 6 other locations)
Trial IDNCT06835361 on ClinicalTrials.gov

What this trial studies

This study evaluates the effectiveness and safety of a combination treatment of Clotrimazole and Lactulose compared to Clotrimazole alone in adult women diagnosed with candidal vulvovaginitis. The research employs an adaptive design to assess the impact of Lactulose on fungal infections, focusing on clinical and microbiological recovery by Day 25. Participants are randomized into three groups: those receiving the combination treatment, those receiving Clotrimazole alone, and those receiving Lactulose. Secondary endpoints include symptom severity, changes in Lactobacillus levels, and patient satisfaction.

Who should consider this trial

Good fit: Ideal candidates are women aged 18 to 60 with a confirmed diagnosis of candidal vulvovaginitis.

Not a fit: Patients who are pregnant, breastfeeding, or have other specific gynecological conditions may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could provide a more effective treatment option for women suffering from candidal vulvovaginitis.

How similar studies have performed: Other studies have shown promising results with combination therapies for fungal infections, suggesting potential success for this approach.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Women aged 18 to 60 years.
* Clinically and microbiologically confirmed diagnosis of candidal vulvovaginitis.
* Negative pregnancy test at screening.
* Agreement to use reliable contraception throughout the study and for 30 days after its completion.
* Signed informed consent.

Exclusion Criteria:

* Pregnancy or breastfeeding.
* Diagnosed bacterial vaginosis.
* Chronic inflammatory or atrophic diseases of the female genital organs.
* History of malignant neoplasms.
* Use of systemic antibiotics or antifungal drugs within 2 weeks prior to screening.

Where this trial is running

Minsk, Minsk City and 6 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Candidal VulvovaginitisVulvovaginal CandidiasisClotrimazole+LactuloseClotrimazoleLactuloseAntifungal TherapyPrebioticVaginal Suppositories
Last reviewed 2026-06-10 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.