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Of the 62% of U.S. women of childbearing age (range, 15–44) who use contraception, 40% use hormone-containing contraceptive methods (i.e., pills, transdermal patches, vaginal rings, injectables, implants, or the levonorgestrel-releasing intrauterine system [LNG-IUS]).1 Hormonal contraceptive methods are convenient and have low failure rates with typical use (range, <1%–9%).2 Reports of hormone-induced bone loss in current users have prompted concerns about long-term excess risk for fractures. Much of this attention has focused on the injectable progestin-only method, depot medroxyprogesterone acetate (DMPA; Depo-Provera). In 2004, the FDA added a black box notification to DMPA's package insert warning of risk for significant bone loss and c…