he was put on this due to severe constant thrashing. He has been diagnosed with extra paramidal cp . He is 15 and now weighs close to 56 poounds. He dehydryates within an hour if let to thrash and jerk. It is hoped that keeping him heavily sedated for the next several days wil somehow help the nervous system. How long can this method be used and how long can a person go thrashing and jerking and without nutrition, he is tube fed but they have not been able to due feedings and now have iv nutrition on him. His lungs are also filling up.