Metabolic parameters measured were blood pressure, Body Mass Index (BMI), waist size, cholesterol, High Density Lipo-protein (HDL), Low Density Lipo-protein (LDL), triglycerides, glucose, Hemoglobin A1c (HbA1C). Prolactin was also being measured. In patients receiving antipsychotics metabolized by CYP2D6, plasma levels of antipsychotics were measured.