This educational-methodical recommendation (a case-study) on the theme "Clinical pharmacology of MEDICINES INFLUENCING ON HEMOSTASIA SYSTEM" is intended for teachers and 5th courses students of medical high schools. The purpose of this case is to teach students the knowledge of clinical pharmacology of medicines influencing hemostasia, train them in the main principles and skills of cardiotonic agents individual selection with consideration of pharmacodynamics, pharmacokinetics, collateral actions, and features of action from various factors.