Tokyo, May 24 -- UMIN Clinical Trials Registry (UMIN-CTR) received information related to the study (UMIN000061668) titled 'A clinical study aiming to improve fertility treatment outcomes by restoring the vaginal microbiome' on May 23.
Study Type:
Interventional
Study Design:
Basic Design - Parallel
Randomization - Randomized
Blinding - Open -but assessor(s) are blinded
Control - Active
Primary Sponsor:
Institute - HORAC Grand Front Osaka Clinic (Sankeikai Medical Corporation)
Condition:
Condition - Unexplained infertility with vaginal microbiome dysbiosis
Classification by malignancy - Others
Genomic information - NO
Objective:
Narrative objectives1 - To evaluate the effect of an orally administered probiotic formulation containing Lactobacillus crispatus, L. acidophilus, L. plantarum plus lactoferrin on vaginal microbiome restoration (Nugent score improvement and Lactobacillus proportion change) compared with standard care (vaginal douching plus intravaginal metronidazole) in women with unexplained infertility and vaginal dysbiosis (Nugent score >=7 or Lactobacillus dominance =
Gender - Female
Key inclusion criteria - (1) Women aged 18-39 years; (2) failure to conceive after at least one year of regular unprotected intercourse; (3) no identifiable cause of infertility on baseline workup (uterine, ovarian, tubal, cervical, or male factor); (4) currently receiving fertility treatment at the participating institution; (5) Nugent score >7, OR Nugent score <7 with Lactobacillus dominance <30% on vaginal microbiome analysis; (6) written informed consent obtained; (7) able to attend all scheduled visits.
Key exclusion criteria - (1) Severe systemic disease (cardiac, hepatic, renal, inflammatory bowel disease, diabetes, etc.); (2) past or current malignancy; (3) past or current autoimmune disease; (4) current use of immunosuppressants or systemic corticosteroids; (5) use of antibiotics or probiotic preparations within the past month (eligible after 1-month washout); (6) known allergy to lactic acid bacteria; (7) psychiatric disorder precluding informed decision-making; (8) any other condition deemed inappropriate by the principal investigator.
Target Size - 60
Recruitment Status:
Recruitment status - Preinitiation
Date of protocol fixation - 2026 Year 04 Month 10 Day
Date of IRB - 2026 Year 05 Month 12 Day
Anticipated trial start date - 2026 Year 06 Month 01 Day
Last follow-up date - 2029 Year 03 Month 26 Day
To know more, visit https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000070561
Disclaimer: Curated by HT Syndication.