The client admitted for an acute exacerbation of reactive airway disease is receiving intravenous aminophylline. The client’s serum theophylline level is 18 μg/mL. Which intervention should the nurse...

The client admitted for an acute exacerbation of reactive airway disease is receiving intravenous aminophylline. The client’s serum theophylline level is 18 μg/mL. Which intervention should the nurse implement first?

1. Continue to monitor the aminophylline drip. 2. Assess the client for nausea and restlessness. 3. Discontinue the aminophylline drip. 4. Notify the health-care provider immediately.