 The only commercially available antivenom is for the Indo-Pacific stonefish, Synanceja trachynis Stonefish Antivenom (SFAV).It has been found that the mucous and sting venom of "Potamotrygon cf.henlei," a species of stingray that is found in Brazil, is toxic to mice that have nociceptive, edematogenic, and proteolysis activities.