Yes, her medications, specifically olanzapine and, to a lesser extent, aripiprazole, are well-known to cause weight gain. Regarding her condition, while thought disorders are generally managed long-term rather than completely cured, they are highly treatable. With consistent care, many people lead stable, fulfilling lives. The best treatment plan includes continuing her medication under her doctor's guidance, introducing a balanced diet and regular exercise to manage weight, and considering supportive therapy. Please consult her psychiatrist before making any changes; they can safely adjust her treatment or suggest alternatives to help manage the weight gain.