She must not stop her medications abruptly, as this carries a high risk of relapse. For schizophrenia, long-term maintenance treatment is crucial. Regular three-month psychiatric follow-ups are necessary, even when stable, to monitor her progress, manage side effects, and safely adjust dosages. The antipsychotic medication can indeed cause weight gain as a side effect. This can be effectively managed through a balanced, portion-controlled diet, regular physical activity, and routine health screenings. Her other prescribed supplements (iron and vitamin D) support her overall health. Always consult her psychiatrist before making any treatment changes.