The manual deals with the issues of general and private medical parasitology: medical protozoology, medical helminthology and medical arachnoentomology . The manual describes in detail the general characteristics of taxa (types, classes, orders) and individual representatives of medical significance. Information about individual parasites is presented in the form of tables, which reflect the most important provisions: features of morphology, life cycle, routes of transmission of pathogens, laboratory diagnosis of parasitic diseases and their prevention. The manual is illustrated with original diagrams and drawings, contains test tasks and situational tasks for self-preparation of students for classes .