A 55-year-old patient with a 15-year history of schizophreni…

A 55-year-old patient with a 15-year history of schizophrenia, managed long-term on first-generation antipsychotics, presents with involuntary, choreiform movements of the tongue, lips, and extremities. The PMHNP correctly diagnoses Tardive Dyskinesia (TD). According to current guidelines, what is the most appropriate first-line treatment approach for managing this patient’s TD?