Immunoglobulins are the antibodies produced naturally by the body’s immune system, which help fight infection and disease. The deficiency of immunoglobulin requires the external administration of immunoglobulin and known as immunoglobulin replacement therapy (IgRT). IgRT can be given intravenously and subcutaneously. Intravenous immunoglobulin (IVIg) and subcutaneous immunoglobulin (SCIg) are selected based on the indication and […]