p. 253-254
Many clinicians come to pay attention to the kampo for the case that is hard to be treated in Western medicine recently. However, kampo preparation often includes many crude drugs and there are many kinds of kampo preparations. It is very difficult for a general clinician to use the medicine properly. In this study, we proposed a method to distinguish the kampo preparations easily. First of all, we define the matrix that expresses the kinship relation between the kampo preparations. Then we try to classify them by using the matrix.