A 12-month-old child has been seen in a clinic for a second…

A 12-month-old child has been seen in a clinic for a second middle ear infection since age 8 months. The nurse receives a call from the parent after the third day of giving amoxicillin (Amoxil). The child continues to have a temperature of 103.1 and is unable to sleep well because of pain. What will the nurse do?