“…Libidibia ferrea is a native tree from Brazil formerly called Caesalpinia ferrea and known popularly as “Jucá” or “ibirá‐obi” or “Pau Ferro.” Its bark, seeds, pods and root are widely used in folk medicine, especially in the northern/northeastern Brazilian regions. The applications of L. ferrea parts include chronic cough, asthma (Pio Correa, ), tuberculosis (Storey & Salem, ), skin and mucosal lesions, glycosuria and gastroduodenal ulcer (Carvalho, Menezes, Antoniolli, & Santos, ). There is indeed growing evidence towards the pharmacological effectiveness of L. ferrea extracts for analgesic activity (Freitas et al, ; Sawada et al, ), against inflammatory processes (Carvalho et al, ; Freitas et al, ), hyperglycemia (Souza et al, ; Vasconcelos et al, ), hypertension (Menezes, Moreira, Carvalho, Antoniolli, & Santos, ), microbial pathogens (Karygianni et al, ; Sampaio et al, ), and viral activities (Marques et al, ).…”