A patient has been intubated and under gas anesthesia for 10…

A patient has been intubated and under gas anesthesia for 10 minutes.  The Isoflurane is at 3% while the O2 flow rate is at 1.5L/min.  During your assessment the patients: HR 75 bpm, NIBP: 87/55/40 mm Hg, RR 6 bpm, eye position central with no palpebral.  What action would you take?