Do nothing: It is now understood and believed that if you have been immunised with three doses of Hepatitis B Vaccine it will give you lifelong protection.It was believed in the past that immunity will last for 5to7 years, you do not need a booster dose if you want to be 100% sure about your immune status, than you can have antibody titer to confirm the immunity which is recommended for certain healthcare work.
Answered 6/25/2014
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