Introduction
Medication error is one of the major causes for the morbidity and mortality of patients in the hospital settings. According to Hughes and Blegen (2008), it accounts for one out of 854 in-patient deaths. As defined by the National Coordinating Council for Medication Error Reporting and Prevention, a medication error refers to any preventable event that may cause or lead to inappropriate harm to a patient while the medication is under the control of a health professional (Cousins, 1998). Owing to the greater reliance of patients to medications as an indispensable part of their treatment, the occurrence of medication error has an ...