Errores en la medicación: función del farmacéutico

the rational use of drugs significantly contributes to the well-beign of the individual and, therefore, of society. however, it is not easy to attain and maintain this situation. experience has proved that on the way among prescription, categorization and the final use of the drug by the patient, there appear problems leading to the incorrect administration of the drug or to the presence of undesired effects. this generates inconveniences for the patient that does not find an answer to his health problem and also to the health system, whose expenses increase. this paper is aimed at describing the errors found in medication, their prevalence in the world and the causes of this problem the role the pharmacist should play in the detection, prevention and resolution of them, is stressed, as well as the need of their connection with the health team, specially with doctors, to guarantee a .safe drug therapy to the patients.