Infusion is a method of administering fluids and drugs that are carried out directly through a vein. Fluid given through an IV can function as maintenance fluid or resuscitation fluid. An IV solution will be given when the patient is hospitalized. Intravenous fluid is stored in a sterile bag or bottle that will be flowed through a tube into a vein. The type and amount of fluid used will depend on the patient's condition, the availability of fluids, and the purpose for which the IV is administered. Types of intravenous fluids and their usefulness There are a variety of IV fluids that can be used when patients get treatment. Commonly used intravenous fluids can be divided into two types, namely: Crystalloid liquid The first type of infusion fluid is crystalloid. Crystalloid liquids contain sodium chloride, sodium gluconate, sodium acetate, potassium chloride, magnesium chloride, and glucose. Crystalloid fluids are generally used to restore electrolyte balance, restore pH, h...