Turkey Tail Mushroom for Treating Post-Menopausal Women With HER2-Negative ER-Positive Breast Cancer Undergoing Surgery
This is not medical advice. AI-assisted translation — inaccuracies may occur. Always verify the original and consult your oncologist before taking any steps.
About the trial
This phase II trial tests how well turkey tail mushroom (TTM) works in treating post-menopausal women with HER2-negative, estrogen receptor (ER)-positive breast cancer undergoing surgery. TTM is a common mushroom. In traditional Chinese medicine, it is used for enhancing function and removing toxins, as well as for cancer, hepatitis, and infections. There is previous evidence of significant tumor shrinkage occurring in the 2-month window between diagnosis and surgery in women who have taken TTM. Giving TTM may be effective in treating post-menopausal women with HER2-negative, ER-positive breast cancer undergoing surgery.
Original English text from ClinicalTrials.gov
Who can (and can't) join
✓ Qualifies
- •Kobiety w wieku 18 lat lub starsze.
- •Nowo zdiagnozowany rak piersi (typ ER+, HER2-) potwierdzony badaniem tkanki.
- •Guz wykryty na mammografii lub USG piersi o wielkości powyżej 5 mm.
- •Status po menopauzie (np. brak miesiączki przez ostatnie 12 miesięcy).
- •Planowana operacja raka piersi.
- •Ogólny stan zdrowia pozwalający na udział w badaniu (oceniany w skali ECOG 0-2).
- •Prawidłowe wyniki badań krwi (płytki, białe krwinki, hemoglobina).
- •Zgoda na udział w badaniu i możliwość wypełniania dzienniczka objawów.
✗ Disqualifies
- •Wynik badania Ki-67 poniżej 10%.
- •Obecne stosowanie jakichkolwiek grzybów leczniczych.
- •Rak piersi w zaawansowanym stadium wymagający leczenia przedoperacyjnego lub rak z przerzutami.
- •Obecne przyjmowanie chemioterapii.
- •Stosowanie hormonoterapii (inhibitory aromatazy lub SERM).
Simplified criteria — AI translation
Trial details
- Minimum age
- 18 Years
- Last updated (source)
- March 31, 2026
- Sex
- Female only
Therapies / drugs in trial
Locations (1)
Mayo Clinic in Arizona
Scottsdale, United States
Trial contact
Clinical Trials Referral Office
Cancer Center Clinical Trials
Contact information from ClinicalTrials.gov. Contact in English.
Data from ClinicalTrials.gov. AI-assisted translation, last sync: 7/1/2026.