Fast-Her: Fasting Effects on Breast Cancer Treatment
ConditionMetastatic Breast Cancer
Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18+
SponsorUniversity of Minnesota
We hypothesize that promoting a fasting state will strengthen the anti-cancer effects of PI3K inhibitors in metastatic breast cancer (MBC) treatment. The primary objective of this study is to assess acceptability of prolonged fasting in this population.
Age ≥18 years
Histologically confirmed metastatic breast cancer
Menopausal or medically ovarian suppressed
Currently receiving capivasertib therapy (2 tablets twice daily, 4 days per week)
Type 1 diabetes mellitus
Uncontrolled type 2 diabetes (HbA1c >9.0%)
History of severe hypoglycemia
Eating disorders or contraindications to fasting