"A Textbook of Herbal Drug Technology" explores the development, formulation, and production of herbal drugs. With herbs being a part of traditional medicine for centuries, this book delves into their classification, usage, and the fundamental principles of herbal medicine. It highlights the global prevalence of herbal medicine, estimating it as the primary healthcare system for about 80% of the world's population. The book examines the use of plant extracts and preparations to treat and prevent illnesses, showcasing how herbal medicine can complement or serve as an alternative approach to conventional medicine. It offers valuable insights into the science and techniques of harnessing the healing potential of nature's remedies.