“Give a sick bolus to that dog!” “Put that cat on twice maintenance.” Fluid therapy is something that technicians do everyday in clinical practice. But have you stopped to think about the goals of fluid therapy or how to use the plethora of different fluids currently available? Why does one patient get Normosol and another get normal saline? This presentation will review the basics of fluid therapy, as well as the different fluids currently available. We will discuss how fluids can be used to benefit patients suffering from specific disease conditions.