In such a situation is primarily about the precise and delicate removal of the sludge that forms on the mucous membrane of the mouth, to prevent the various associated unpleasant sensations, as well as pathological changes. Oral cavity in these patients should be cleaned frequently, even every two hours, and in any event before eating and after meal. Should be treated even if the patient does not eat and only drink liquids. Mouth should be cleaned often, because people feel a strong bitterness, which reduces appetite, and their mouths are mined unpleasant odor. The mouth can also occur inflammation and ulceration, and thrush, which look like a sheepskin coat with the milk.