Throughout history, humans everywhere have searched for remedies to heal our bodies and minds. Covering everything from ancient herbs to cutting-edge chemicals, this book in the hugely popular Milestones series looks at 250 of the most important moments in the development of life-altering, life-saving, and sometimes life-endangering pharmaceuticals. Illustrated entries feature ancient drugs like alcohol, opium, and hemlock; the smallpox and the polio vaccines; homeopathic cures; and controversial medical treatments like ether, amphetamines, and Xanax?while shining a light on the scientists, doctors, and companies who brought them to us.