RU486 is the drug prescribed for medical abortion. This book deals clearly with the nature and effects of the drug, its risks and the history of its development and use in Europe, the United States and other overseas countries. It recounts the politics and controversy that surrounded its introduction into Australia. It discusses the drugs possibilities for use in the future for medical abortion, but also for contraception and for the treatment of endometriosis, fibroids, and cancers of the breast and brain. RU486 is an important drug; RU486 the book is an important reference source for both women and men.