In "Study of the structure of organic substances used as medicinal substances and the chemical bases of their effects", students can study: the composition, structure, reaction mechanisms of medicinal substances, the changes that occur as a result of their effects, and possible positive and negative effects. So, the student should be able to perform audio-visual work, i.e. listen to the lecture and record the necessary information, familiarize himself with the case, understand the textual media, be able to summarize the information, i.e. understand its function in the organism, be able to analyze the received information and finally determine the problem being studied. Key words: problem situation, research, project method, case-study method