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NOT YET RECRUITING
NCT07259681

Gut Microbiome in Gynecological Cancer Patients With Pelvic Toxicity: Controls Versus Ozone Treatment. (MicrOzoGineTox)

Sponsor: Bernardino Clavo, MD, PhD

View on ClinicalTrials.gov

Summary

Patients treated for gynecological tumors with radiotherapy (RT) and/or chemotherapy (CT) frequently develop pelvic toxicity (TPIRQT), a condition that can become persistent, progressive, and refractory to standard treatments. This toxicity, affecting the rectum (proctitis), bladder (cystitis), and vagina (mucositis), severely deteriorates quality of life. Standard options for refractory cases are limited; at our center, rectal ozone therapy is used with high rates of symptomatic improvement (66-75%). Emerging evidence suggests a link between gut microbiota and the development of TPIRQT. However, it is unknown how rectal ozone therapy may influence the gut microbiome or if this modulation is part of its therapeutic mechanism. This prospective observational study will investigate the potential relationship between gut microbiome profiles (composition and diversity), the presence and severity of TPIRQT, and the response to rectal ozone therapy.

Official title: Intestinal Microbiome Profiles in Women With Gynecological Tumors and Pelvic Toxicity Secondary to Radiotherapy and Chemotherapy: Comparison With Controls and Effect of Rectal Ozone Treatment.

Key Details

Gender

FEMALE

Age Range

18 Years - Any

Study Type

OBSERVATIONAL

Enrollment

38

Start Date

2026-01-15

Completion Date

2028-03-31

Last Updated

2025-12-22

Healthy Volunteers

No

Locations (2)

Hospital Universitario de Gran Canaria Dr. Negrín, (FIISC)

Las Palmas de Gran Canaria, Las Palmas, Spain

Instituto Universitario de Enfermedades Tropicales y Salud Pública de Canarias - Universidad de La Laguna

San Cristóbal de La Laguna, Tenerife, Spain