You are caring for patients who receive propofol extended (Diprivan). What are important nursing considerations for these patients? (Select all that apply, one, some or all)

Using a local anesthetic at the IV site prior to infusing the drug

Refrigerating open vials of the drug up to 24 hours

Maintaining the rate of intravenous infusion at mg/kg/hr

Stopping the infusion if a patient's CPK is greater than 5000 units/L

Ensuring that respiratory support equipment is readily available