Patient safety is defined as the set of structural elements, processes, instruments and methodologies based on scientifically proven evidence, which seek to minimize the risk of suffering an adverse event in the health care process, or minimize its consequences in case of what happens The patient safety policy was broken in a health institution, of the first level of complexity of care, with the purpose of offering a safe one, where the scope, structure and methodology (fundamental in the execution of care or administrative processes) are established. ); taking into account the services that the health institution has enabled. This patient safety policy allows the identification of failures and/or errors that lead to the occurrence of an adverse event, it also contributes to organizational learning by promoting a culture of patient safety and strengthens barriers during health care.