Contact your doctor if you notice any of the following symptoms: your child starts twitching, twisting or has body movements they can’t control your child seems more sleepy than normal, or falls asleep suddenly they want to eat a lot or have other obsessive behaviours they get mouth ulcers, bruising or bleeding gums your child seems confused or disorientated or has hallucinations (seeing things that are not there) they have mood changes or seem depressed or anxious.