Medicinal chemistry is the research and study of drug design and development. It is a synthesis of organic chemistry and pharmacology. Research in medicinal chemistry focuses on the discovery of new drugs as well as improvements on older therapeutic drugs. Topics included in this text discuss the synthesis of new chemical elements to transform them into medicinal products. This book is a valuable compilation of topics ranging from the basic to the most complex advancements in this field. It aims to present researches that have transformed this discipline and aided its advancement. As this field is emerging at a fast pace, this book will help the readers to better understand the concepts of medicinal chemistry. With state-of-the-art inputs by acclaimed experts of this field, this book targets students and professionals.