The book has been designed for Diploma students as per the syllabus prescribed by Pharmacy Council of India (PCI). To get acquainted with the recent trends, the curriculum of Diploma has been upgraded by PCI. Thus, the aim of this book is to make students understand the concepts of this subject. At the end of every chapter, we have provided practice questions, for better learning of this subject. This book is a genuine effort to clarify the basics of Pharmaceutics-II and provide information in lucid way in the form of pictographic, flow charts and existing marketed preparations