The nurse is cаring fоr а 1-mоnth-оld infаnt with respiratory syncytial virus (RSV) who is displaying subcostal retractions and nasal flaring. The child's SaO2 saturation is 88%, respiratory rate is 45 breaths/min, and pulse is 140 beats/min. You have suctioned the infants nares as an intervention. Based on these assessments, what action should the nurse take first?