VARIZIG® contains trace amounts of IgA. Individuals known to have anaphylactic or severe systemic (hypersensitivity)
VARIZIG® contains trace amounts of IgA. Individuals known to have anaphylactic or severe systemic (hypersensitivity) reactions to human immune globulin preparations should not receive VARIZIG®. IgA-deficient patients with antibodies against IgA and a history of hypersensitivity may have an anaphylactoid reaction. Thrombotic events may occur during or following treatment with immune globulin products.