Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose. Levocetirizine is used to treat symptoms of year-round (perennial) allergies in adults and children who are at least 6 months old. It is also used to treat symptoms of seasonal allergies in adults and children who are at least 2 years old.
Intravenous Immunoglobulin (IVIG) is a plasma product used in the treatment of certain conditions related to the immune system.VIG therapy is done by administering medication directly into the bloodstream to help treat autoimmune diseases, immune deficiencies, and certain kinds of infections.
Ischemic brain sections of IVIG-treated mice revealed intact tissue architecture with only occasional neuronal loss, in contrast with edema, loss of architecture and extensive necrosis in the control groups. Surprisingly, a low dose of IVIG (0.5 grams/kg) was found to work about as well as a dose four times higher.