The supplier of Seroquel is AstraZeneca Canada Inc
Canadian Product monograph is HERE
Atypical Antipsychotics Mechanisms of Action
The atypicals work with the receptors of serotonin, dopamine, norepinephrine, histamine and muscarine (and to a lesser extent GABA) in really selective parts of the brain to block hyperactive input.
Some studies suggest its effectiveness in treating Tourette Syndrome in Children.
Reference to Study: Quetiapine treatment of children and adolescents with Tourette's disorder
Other related Links to Studies on quetiapine