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Evaluate the efficacy and safety of Lactobacillus jensenii in the management of female perimenopausal syndrome.

A prospective, randomized, double-blind, placebo-controlled, clinical study exploring the efficacy and safety of Lactobacillus johnsonii in the treatment of female perimenopausal syndrome.

Status
Active, not recruiting
Phases
Phase 4
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2600131620
Enrollment
Unknown
Registered
2026-09-04
Start date
2026-09-07
Completion date
Unknown
Last updated
2026-09-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Perimenopausal Syndrome

Interventions

Sponsors

Nanchang Reproductive Hospital
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 55 Years

Inclusion criteria

Inclusion criteria: 1. Female participants aged 18–55 years (inclusive of boundary values); 2. Have experienced irregular menstrual cycles within the past year, or have had natural amenorrhea for no more than 12 months; 3. For natural perimenopausal female patients, serum baseline follicle-stimulating hormone (FSH) > 10 IU/L; 4. Modified KMI score >= 15; 5. Willing and able to comply with the study visit schedule and other requirements of the study protocol.

Exclusion criteria

Exclusion criteria: 1. Study participants who have received any of the following treatments prior to the first dose: a. Within 1 month before the first dose, consumption of any dietary supplements containing active probiotics, prebiotics, or postbiotics, or intake of health foods with phytoestrogenic effects (e.g., soy isoflavone extracts, red clover, etc.) and black cohosh; b. Within 1 month before the first dose, receipt of systemic antibiotic therapy; c. Within 3 months before the first dose, receipt of any form of hormone replacement therapy (HRT); d. Within 1 month before the first dose, use of traditional Chinese medicines or patented Chinese patent medicines whose labels or prescriptions explicitly indicate treatment for perimenopausal syndrome. 2. Presence of clinically significant disorders of the cardiovascular, respiratory, digestive, endocrine, hematopoietic, or nervous systems, or psychiatric disorders, or any other serious and/or unstable disease or history thereof, which, in the investigator's opinion, would pose a safety risk to participation in this study; 3. Clinical evaluation by the research staff suggests a risk of malignancy; 4. History of malignant tumors; 5. Persistent intermenstrual bleeding or heavy uterine bleeding resembling collapse; 6. Allergy to probiotic excipients; 7. Pregnant or breastfeeding women; 8. Other conditions that, in the investigator's opinion, make the participant unsuitable for enrollment in the trial;

Design outcomes

Primary

MeasureTime frame
Modified KMI;Gut microbiota;

Countries

China

Contacts

Public ContactWeijun Chen

Nanchang Reproductive Hospital

112307068@qq.com+86 13807062856

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Sep 19, 2026