| abstract |
PROBLEM TO BE SOLVED To provide a novel use of a compound group comprising rapamycin and a derivative thereof. A therapeutic agent for various solid tumors comprising a rapamycin derivative, particularly 40-O- (2-hydroxyethyl) -rapamycin as an active ingredient. Also provided is a combination of a rapamycin derivative and an aromatase inhibitor, particularly for use in the treatment of breast cancer. [Selection figure] None |