Purpose: The hospital a integrant of a health coordinated system, which duty is offer services. The hospital administrators' worry is get the lowest cost as possible and increasing the quality. As the hospital cost has an important installment represented by the medicine and materials consumed, and the pharmacy being the control responsible section, storage and dispensation, the pharmacist has improving professionally and developing researches and studies, in order to reformulate ones basics activities and recover some primary functions such as pharmaco economy, in order to adequate the new demands. The medicine distribution system is relevant in this context, which has started with a collective dose, which the main problems were the medicine error increased, the economic losses because of the lack of control, and the excessive expenses by the nurse ring in order to sort out the medicine, instead of patient care. Then it upgrade to the individual dose, which has not only decrease and /or extinguishes all the disadvantage of collective dose, presented a more effective control of the medicine consume, increasing the pharmacist integration along with health group, being the main disadvantage, the increase of Hospital Pharmacy infrastructure and human recourse need. And the one dose being the last one, being a derivation from the individual dose, which has as the main targets rationalize the therapy, decrease the costs without reducing the dispensation quality; and guaranty that the prescribed medicine reach the patient in a hygienic and safe fashion, guarantying the efficacy of the prescribed therapeutic scheme. After having connect the above described concepts, the Surgery Room of Instituto Central do Hospital das Clínicas da Faculdade de Medicina da USP purpose identify a representative product group, and use these medicine group, on the kit dispensation system elaboration, increase , and experiment. This new alternative intend to hit as the two main benefits which are the better use of economic resources and increasing the assistance quality giving to the patient and to the multi professional team. Method: The used research method applied was a qualitative/quantitative study case, where it was applied at the Centro Cirúrgico do Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo, from 12/05/2002 to 22/07/2002. Were chosen as samples the ten surgey rooms of Block III, where we could follow big and medium port procedures of specific medical surgery specialties. The study was divided into three steps, where the first two experiments, and the third one was only analyses and comprehension of found. From the available medicine group mapping was taken (which means ones in the drug trolleys, at the kits and the extra solicitations) and the inventory of three day consumptions of each surgery room at the Block III, at the two experimental steps. At the first step-pre kit-the inventory was taken through a verification of the group the quantities which were in the drug emergency trolley and anesthesia...