Photo courtesy Phil Zeltzman Answers: Re-measure the blood pressure to rule out a technical error. Decrease the percentage of anesthetic gas. Treat the cause of hypotension (hemorrhage). Try a bolus of IV fluids. Give a colloid (e.g. hetastarch). Give an inotropic medication (dopamine, dobutamine). Give an anticholinergic (atropine, glycopyrrolate). How did you do? Let us know in the comments below.