Shrek is accompanied by Donkey, an excitable and hyperactive talking donkey. ADHD has three subtypes&colon; Inattentive, hyperactive, or combined. He has an incredibly boisterous personality, often acting extremely hyperactive and happy-go-lucky. She is prone to comically severe mood swings, alternately hyperactive and ponderous. Children in the experimental group showed increased hyperactive and oppositional behavior. Like Bloo, Madame Foster occasionally becomes hyperactive and mischievous. For example, stimulants like Ritalin can produce state-dependent memory effects in children with hyperactive disorders. Spencer Shay (Jerry Trainor) is Carly's immature, childish, hyperactive, older brother. Acepromazine is used primarily as a chemical restraint in hyperactive or fractious animals. These studies validate the prescription of stimulants for individuals with hyperactive disorders. Some studies implicate this pathway as having a role in attention deficiency and hyperactive behavior. Remus - The hyperactive, paranoid younger brother of Romulus. Pinky is an extremely unstable and hyperactive mouse. Lack of activity will lead to a bored, destructive, or even hyperactive dog. The teachers were asked to rate the frequency of hyperactive behaviors observed in the children.