Theridion 30 CH (30ml)Theridion Common Name: Theridion curassavicum, Orange spider Causes & Symptoms for Theridion Theridion is useful remedy for vertigo with nausea and vomiting on least motion, particularly when closing eyes. Theridion is also useful for seasickness. There is nausea and vomiting when closing eyes on motion. It produces a highly sensitive, nervous condition with weakness, trembling, coldness, anxiety, faintness, and easily excited cold sweat. It is