Haes-Steril is an intravenous solution containing a modified starch polymer. It is used to replace fluid volume in cases of fluid deficiency or low blood pressure due to bleeding or severe dehydration. It also improves blood circulation and increases blood volume effectively. Haes-Steril is distinguished by its ability to remain in the blood vessels for a longer period compared to crystalloid filler solutions, which enhances the stability of the body's general condition. It is given with caution and under medical supervision to determine the appropriate rate and volume according to the patient's condition. It is widely used in emergency rooms, burn surgeries, and severe bleeding to support vital functions and stabilize the condition. Haes-Steril is one of the important solutions that provide effective support for critical cases and restore the water balance of patients.