Infectious diseases are caused by agents such as viruses, parasites, bacteria, fungi, arthropods, etc. The agents invade the tissues of the hosts and produce toxins within the host's body. The most common forms of medications used to treat infectious diseases are antibiotics, antihelminthics, antifungals, antivirals, etc. This book provides comprehensive insights into the field of infectious diseases. Some of the diverse topics covered in it address the varied branches that fall under this category. The extensive content of the book provides the readers with a thorough understanding of the care and management of infections diseases. It will serve as a valuable source of reference for graduate and post-graduate students.