This book will help students and other to develop a firm grasp of the principles underlying the use of antimicrobial drugs, while encouraging responsible prescription of these often misused therapeutic tools. The book has been thoroughly revised to provide the latest information on the AIDS pandemic and its attendant opportunistic infections, as well as many recent advances in the field. Many chapters have been rewritten to include a wealth of new material, and handsome illustrations throughout help to clarify the text. The contributors are R.G. Finch, D. Greenwood, P. Ispahani Dip Bact, M.J. Lewis, and R.C.B. Slack.