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Independent reference & toolkit
100
compounds graded · Last reviewed June 2026
topics
/ endocrine
Tagged endocrine.
10/10 · Established
Anastrozole (Arimidex)
Anastrozole is a non-steroidal aromatase inhibitor — a prescription breast-cancer drug, not a peptide — with strong trial evidence in postmenopausal women and a separate, unstudied off-label use by men to suppress estrogen. It is banned in sport at all times.