Testosterone therapy is safe for women experiencing waning sexual desire, Canadian researchers are reporting in the latest study into whether female sexual arousal can be packaged in a pill or patch. Reporting in this month’s issue of the Journal of Obstetrics and Gyne-cology of Canada, Toronto researchers conclude that the medical evidence supports the safety of short-term testosterone therapy for post-menopausal women with “hypoactive sexual desire disorder,” or HSDD.