what is ivig
IVIG is given as a plasma protein replacement therapy (IgG) for immune deficient patients who have decreased or abolished antibody production capabilities.In these immune deficient patients, IVIG is administered to maintain adequate antibody levels to prevent infections and confers a passive immunity.lthough routine use of IVIG is common practice, sometimes for long term treatments, and is considered safe, complications of IVIG therapy are known and include: 1  headache. 2  dermatitis-usually peeling of the skin of the palms and soles.