5. If a female of child bearing potential, the patient must be non-pregnant and either post-menopausal or using an approved birth control method. Acceptable birth control methods include: history of tubal ligation, having a male partner who is sterile, IUDs, birth control pills or other hormonal birth control methods (e.g., birth control patch, Depo-Provera injections), and double-barrier methods (e.g., condom and foam).