Background: Two prior trials compared the addition of vasopressin 20 IU (for each dose of epinephrine) and methylprednisolone 40mg to placebo for in hospital cardiac arrest. The 1st trial was published in 2009 [2] and the second in 2013 [3].  In the 2009 study, the combination of vasopressin-epinephrine and methylprednisolone improved survival.  In the 2013 ... Read more