Based on 2,000 years of recorded clinical experience, certain combinations of Chinese medicinals work better than others. Although theoretically there may be several possible combinations which might achieve a certain therapeutic effect, in actual fact, one combination in particular gets definite dependable results. This book describes over 100 of the best known, most useful two medicinal combinations. Using this book, one can more easily understand the construction of standard, time-tested formulas. One will be able to modify standard formulas to fit the needs of real- life individual patients, and will be able to compose entirely new formulas based on this empirically verified two medicinal building blocks. So whether you are a beginning student or professional practitioner of Chinese medicine, this book is sure to help you reach a new level of clinical expertise.