Sevoflurane Liquid for General Anesthesia Inhalation 250 mL (RX)Sevoflurane Liquid for General Anesthesia Inhalation is a medical product used for anesthesia during surgery. It is a clear, colorless liquid that is inhaled by the patient through a mask or breathing tube. It works by causing loss of consciousness and blocking pain signals to the brain, allowing surgical procedures to be performed without discomfort. The 250 mL size refers to the amount of liquid in the container and is used as a measure for dosing.