“…This species, known also as Mentha crispa, is a hybrid from the crossing between Mentha spicata L. and Mentha suaveolens Ehrh. The plant has many pharmacological activities: anti-parasitic, tranquilizer (central nervous system depressant), bradicardizant, anti-hypertensive, analgesic, relax smooth musculature and contract skeletal musculature (Almeida et al, 1996;Fogaça et al, 1997;Lahlou et al, 2001;2002a,ba,b;Sousa et al, 2009). An extract obtained from leaves present santispasmodic effect and is employed for the treatment of intestinal disorders caused by Giardia lamblia and Entamoeba histolytica (Santana et al, 1992;Sousa et al, 1997).…”