The purpose of this study is to evaluate the impact of a continous training on pharmacists practices. This object required the construction of a methodological protocol applied to such a situation, formulated from a «référentialisation» justifying the choice of criterias and indicators. The results show: a potential improvement of the relationship between the pharmacist and the physician, the pharmacists’ awareness of the prominent part in participating at the prevention of iatrogenic risk, a better use of the software tools, a better educative approach with the patient.