“…Arboit, (2020) also believes that good communication in this process of declining adverse events, as he also evidenced in his study that factors that can help minimize the occurrence of incidents include a shift change with greater interactivity between the professional who goes on duty (nurse) and those who receive the shift (nurse and technicians of the next shift), as it may result in more accurate data, since this professional is responsible for a smaller number of patients. Like him or Alves, (2017) also address in their studies the use of medication certainties as an important element in preventing medication-related adverse events. The nine right does not guarantee that administration errors will not occur, but following them can prevent a significant part of these events, improving the safety and quality of care provided to the patient during the medication administration process.…”