The developments in the pharmaceutical profession have been changing the importance and share of the individual professional activities in it. The work with the pieces of information and with the patient, and advisory and consulting activities, which take place in monitoring pharmacotherapy, have become dominant. In this connection the paper elucidates the individual attributes of the concept of good drug therapy, the concept of good prescribing, various forms of the attitudes and behaviour of the patient in relationship to therapy, and the problems of medication errors.

        Key words: good drug therapy – good prescribing – compliance – adherence – concordance – medication errors