This our work has been more a stage, the fifth about the study of the medical hest occurring in Alagoas State. Several excursions have made with the purpose of collecting species occurring in Alagoas State and utilized in homely practice medidine. The botanical families, scientific and common names and a brief description of each species as well as the medicinal usage and the posology. In this work was studied the following species considered medical: Allium scalonicum L. "cebola-branca", Astronium urundeuva (Fr. All.) Engl. "aroeira-do-sertão", Cecropia sp."imbáuba", Coix lacryma-jobi L. "capim-de-contas", Daucus carotaL. "cenoura", Eucalyptus citriodora Hook. "eucalípto", Eugenio jambos L. "jambo-rosa", Eugenia malaccensis L. "jambo-roxo", Genipa americana L. "jenipapo", Guazuma ulmifolia Lam. "mutamba", Helianthus annuus L. "girassol", Hedychium coronariumKoening. "lírio-do-brejo", Imperata brasiliensis Trin. "capim-sapé", Jatrophas curcas L. "pinhão-manso", Melocactus bahiensis(Brit. et Rose) Luetzelb. "coroa-de-frade", Monniera trifolia L. "alfavaca-de-cobra", Solidago microglossa DC. "erva-lanceta" and Syzygium jambolana DC. "azeitona".