This book intended to present facts of theoretical as well as practical methods of different aspects on quality control and standardization of herbal drug formulations. This text will deal with some novel approaches for herbal drug formulations in terms of development and standardization. This book is beneficial for research scholars, academicians and students in all prospects. The aim of this text book is to provide in depth knowledge about critical steps and specific updates of development of herbal drug formulations. The authors would welcome suggestions for further improvements. We expect that scientists/research scholars will get some novel guidelines for quality control, screening of pharmacological activity, evaluation and standardization of herbal drug formulations.