This groundbreaking text is the only comprehensive, thoroughly researched, carefully referenced, up-to-date text on the practice of herbal medicine, written by herbalists who have active experience in clinical practice, education, manufacturing and research. This book provides a detailed, practical and - where possible - research based rationale for the use of herbal treatments in a wide variety of clinical conditions and problems. Through the filter of current scientific literature, the authors have reappraised traditional use of herbal remedies and present realistic guidelines for modern practice. As a result Principles and Practice if Phytotherapy is a uniquely authoritative guide to applying herbal medicines as serious options for the treatment of some of the most troublesome conditions in the modern clinic. It will be greatly welcomed by those already using these remedies but will also be valued by any medical or healthcare practitioner who has thought about using plant remedies but was looking for a coherent approach that made modern sense.