Formestane - Glossary

Formestane

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Also known as 4-hydroxyandrostenedione (4-Hydroxyandrost-4-ene-3,17-dione).  An irreversible, “suicide” inhibitor of the aromatase enzyme (responsible for the conversion of androgens to estrogens).  Originally developed as a treatment for breast cancer, formestane is now sold as a bodybuilding supplement, and used primarily for estrogen control/post-cycle therapy.

Author: elissa

Elissa is a former research associate with the University of California at Davis, and the author/co-author of over a dozen articles published in scientific journals. Currently a freelance writer and researcher, Elissa brings her multidisciplinary education and training to her writing on nutrition and supplements.

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