You are caring for a 2-year-old with a 1-day history of respiratory distress and stridor. The patient is alert. The child's respiratory rate is 32/min with good chest rise. SPO2 is 98. What is the appropriate intervention for this patient?
1) Assist ventilations with bag-mask device
2) Use a nonrebreathing mask with tight mask seal
3) Keep the patient calm and comfortable
4) Give IV methylprednisolone (Solumedrol)