Causality in the Intentionality Model is in the agency of the child. It is the child who perceives, who apprehends, who constructs the intentional state, who acts to express it, and who interprets what others do (including what they say) to construct a new intentional state.
Nortriptyline, sold under the brand names Allegron, Aventyl, Noritren, Nortrilen, and Pamelor among others, is a tricyclic antidepressant (TCA) used to treat clinical depression. Another licensed use for it is in the treatment of childhood bedwetting. Off-label uses include chronic pain and migraine and labile affect in some neurological disorders.
Chronic back pain caused by nerve root damage is sometimes treated with tricyclic antidepressants, such as amitriptyline (Elavil) and nortriptyline (Pamelor), for numbness, burning, aching, throbbing, or stabbing pains that shoot down the limbs. Some of the side effects include drowsiness, dry mouth, and constipation.