Cancer is a collection of related diseases where some cells start to divide rapidly and spread to other parts of the body. The treatment of cancer with one or more anti-cancer drugs is called chemotherapy. It is part of a standardized chemotherapy regimen. It may be given with the intent to cure cancer, or with the aim to prolong life or reduce symptoms. Traditional chemotherapeutic agents act by killing these cells. The dosage as well as the treatment plan of chemotherapy depends on various factors such as the type of cancer, the size and location of tumor, and age of the patient. This book presents the complex subject of chemotherapy in the most comprehensible and easy to understand language. It outlines the processes and applications of chemotherapy in detail. This book, with its detailed analyses and data, will prove immensely beneficial to professionals and students involved in this area at various levels.