Case Presentation • The patient is a 20-year-old woman who had onset of psychosis 6 months ago with auditory hallucinations and paranoid delusions • She has a normal body mass index (BMI), no medical or surgical history, no substance use history, and no known drug allergies • She was initially treated as an inpatient, then discharged on risperidone 4 mg at bedtime • She remained stable but tended to minimize the need for medication, and on her last visit she appeared symptomatically worse • The patient states that she has missed only "a couple" of her doses in the past month