PHARMACEUTICAL COMPOSITIONS FOR VETERINARY USE IN THE PROFILAXIA AND TREATMENT OF INFECTATIONS BY ECTOPARASITAS, CONTAINING FIPRONIL

摘要

pharmaceutical compositions for veterinary use in the prophylaxis and treatment of ectoparasite infestations containing fipronil. The present invention relates to the development of pharmaceutical compositions in the form of lyophilized powders containing fipronil entrapped in polymeric matrices consisting of poly (lactic-co-glycolic acid) and / or polylactic acid capable of promoting slow release of this active with applications in veterinary medicine aimed at control of invertebrates such as fleas and ticks.