A Patient with Liver Failure and Esophageal Varices Is Prescribed

A patient with liver failure and esophageal varices is prescribed to receive vasopressin. For which purpose does the nurse recognize the need for this medication?

A) To promote portal circulation
B) To reduce ammonia buildup and encephalopathy
C) To constrict vessel dilation to the esophageal varices
D) To maintain hypotension related to bleeding varices