Product Description: Trilostane-d3 is the deuterium-labeled Trilostane (HY-14281). Trilostane-d3 (Win 24540) is a competitive and orally active 3-β-hydroxysteroiddehydrogenase (3β-HSD) inhibitor. Trilostane-d3 is a synthetic nonhormonal steroid. Trilostane-d3 can be used for the research of breast cancer and prostate cancer[1][2].