Seroconversion rate is how much after 3 doses of Hepatitis B vaccine?: (A) 30%, (B) 50%, (C) 70%, (D) 95%
Answer is D. -Seroconversion rates exceed 95% after 3 doses of Hepatitis B vaccine. - Antibody titre > 10mIU/ml is protective - This Vaccine usually induces long-term immunity- so, booster doses are not routinely recommended - Double dose of vaccine/ boosters - recommended in pts with chronic kidney disease / immunodeficiency - in whom titers may wane