The present application provides a method for treating patients in need of psychiatric treatment, wherein said patient is being treated with the 3-month formulation of paliperidone palmitate and fails to take the next scheduled dose of the 3-month formulation of paliperidone palmitate.本申請案提供一種治療需要精神病治療之患者的方法,其中該患者正接受帕里皮酮(paliperidone)棕櫚酸酯之三個月期配方治療且未接受下一劑預定劑量之帕里皮酮棕櫚酸酯三個月期配方。