Professor Lev Fedorovich Ilyin is the author of an invention that had a cardinal impact on the development of public health and military medicine (for the 150th anniversary of his birth)

Оп the occasion of the 150th anniversary of the birth of L. F. Ilyin, a brief biography of the scientist is presented, the life path of the professor, his contribution to the development of science, health and military medicine is presented in chronological order. Research in the field of pharmacy ended with a dissertation on the topic «On compressed medicines or tablets» (1900), a work «On the question of studying the active principles of the rhizome of the serpentine» for a master’s degree in pharmacy in 1905, a scientific work «On tannin and digallic acid» for a master’s degree in chemistry in 1918. The works of L. F.’s employees and followers are known. Ilina on the rationing of medical property, the creation of kits, the development of optimal conditions for the storage of medical property. L. F. Ilyin died in Leningrad in 1937 after a long illness on the background of diabetes mellitus.