Schedule for infants of mothers with
UNKNOWN HBsAg status
Test mother for HBsAg in hospital ASAP.
If mother’s test is positive, give HBIG ASAP
(within 7 days of birth).
Give dose #1 of Hep B vaccine within 12 hrs. of
birth. DO NOT DELAY THIS DOSE waiting for the
lab result.
Dose #2 of Hep B vaccine at 1-2 mos.
Dose #3, follow dosing schedule based on
mother’s HBsAg status.