 Some of the surgical cures listed, such as the opening of an abdominal abscess or the removal of traumatic foreign material, are realistic enough to have taken place, with the patient in a dream-like state of induced sleep known as "enkoimesis" (), not unlike anesthesia, induced with the help of soporific substances such as opium.Asclepeions also became home to future physicians as well.Hippocrates is said to have received his medical training at an asclepeion on the isle of Kos.