Figure 1From: The efficacy and safety of once-daily quetiapine extended release in patients with schizophrenia switched from other antipsychotics: an open-label study in Chinese populationThe study design and schematic diagram of switching from other antipsychotics to quetiapine XR in this investigation.aAfter day 2, the dosage of quetiapine XR was allowed up to 800Â mg. From day 8 until week 12, the dose of quetiapine XR was adjusted within the effective dose range of 400Â mg to 800Â mg per day.Back to article page