Live Hepatitis A vaccine is now available that is to be given subcutaneously after 1 year of age. The international vaccine was first developed by Dr Mao, the main inventor of the vaccine in the year 1987 and introduced in China in 1992. Till date over 120 million people have been administered the vaccine successfully in China. This new generation vaccine offers long term protection and convenience of a single dose administration for both adults and children. There is no need for a booster dose with this vaccine. The vaccine is now available in India and is packaged as a vial of the freeze-dried, live attentuated lyophilised vaccine along with 1 ml of diluent for a single dose.