[Consumption of antibiotics of the general population of Segovia area during the period between 1999 to 2007].

Introduction: The antibiotics are the medicaments most used after the analgesics, being prescribed more than 85 % in Primary Care. The aim of the study is to analyze the evolution of the prescription of antibiotics of systemic use in the general population of the Area of Segovia, during the years 1999-2007 and to know his trends evolution.

Material And Methods: Antibiotics prescribed to the general population on the part of the Family physicians were processed using the information system of drugstore "CONCYLIA" that supplies the information in the shape of defined daily dose (DDD), transformed later into the indicator DHD (DDD for 1.000 inhabitants per day) taking as a base the population information of sanitary card.

Results: The global prescription of antibiotics of systemic use was high, 18,06 DHD (IC:17,22-18,90), with a variable evolution along the study in the shape of basin of low concavity. The percentage of prescription of penicillins was 64.42 % of the total of prescriptions corresponding to the group J01.

Conclusions: The prescription in the Area of Segovia has presented a contained consumption in relation to other studies, showing differences in the volume of prescription from each the subgroups. The centralization of the consumption emphasizes in the subgroup of penicillins that supposed almost two third parts of the prescribed DDD. A change in the habits of prescription is observed detailing a decrease of the amoxicillin use and an increase of amoxicillin-clavulanic acid.