Study Status: Completed
Recruit Status: Completed
Study Type: Interventional
Official Title: An Open-Label, Multiple-Dose, Dose-Finding Study of Abiraterone Acetate in Adult Women With 21-Hydroxylase Deficiency
Brief Summary: The purpose of this study is to determine the minimum dose of abiraterone acetate needed to decrease serum androstenedione to age-appropriate levels in premenopausal women on steroid replacement for classic 21-hydroxylase deficiency.