Abstract: The article presents an overview of modern medical innovations aimed at combating infectious diseases, which remain one of the main challenges for public health worldwide. The paper examines and analyzes in detail the key strategies of prevention, diagnosis and treatment based on advanced scientific and technological achievements. Special attention is paid to the development and application of vaccines, including innovative approaches to their creation, such as RNA vaccines and vector vaccines, as well as strategies to strengthen the immune system through the development of adjuvants and new delivery methods. To that aim, an extensive review of modern scientific articles, reviews, books and other publications related to medical innovations in the field of combating infectious diseases was carried out. The latest diagnostic methods are being investigated, including the use of molecular technologies, biosensors and artificial intelligence for more accurate and rapid detection of infections. In conclusion, the importance of a continuous innovative approach in combating the growing challenges of infectious diseases on a global scale and the need for global cooperation to effectively overcome these problems is emphasized.