Formerly published as The Essential Guide to Nonprescription Drugs, this new edition is a useful resource for consumers trying to decipher the $12 billion-per-year over-the-counter drug industry. The guide is organized according to some 75 drug treatments such as acne medications, motion sickness medicines, and sore throat and mouth medicines. Each unit contains information on claims made by the manufacturer, how the drugs work, safe and unsafe ingredients,...