Used to treat diabetes insipidus, a condition where the body produces excessive urine due to lack of antidiuretic hormone.

Also used in managing bleeding from esophageal varices by reducing portal pressure.

In critical care, it acts as a vasopressor to increase blood pressure in septic shock when conventional treatments fail.

Sometimes used during cardiopulmonary resuscitation to improve coronary perfusion.

Also helps control nocturnal enuresis (bedwetting) by decreasing urine production at night.

Used in behavioral and neurological research due to its role in social bonding, memory, and social behavior.