Now-day "medical control" means the activity of executive officers of the medical service of the Armed Forces of RF to avoid, locate and suppress the violations of exactions of legislative acts, directive documents and sanitarium legislation of RF in the sphere of assurance of sanitarium-epidemiologic prosperity of the staff. In conditions of changing of image of the Armed Forces, proved by there's transition to brining up to strength by under-contract service men, complication of technics, realizing of some socially purposed programs, the authors mark an increase of requirements to qualification of health professional, there's knowledge and capability of realizing of measures of medical control on the modern level. The authors present several principal requirements in the sphere of medical control, first of all, professionalism, regularity, timeliness, conclusiveness, effectiveness, consistency, fidelity to principles.