IM/SCPrimary vaccinationFrom 2 mth of age 3 successive inj of 0.5 mL at intervals of 1-2 mth. Booster Administer a 4th dose (1st booster) 1 yr after the 3rd inj. Subsequent boosters: Adult Inj every 10 yr. Childn & adolescent Inj every 5 yr.
Patient w/ blood disorders eg, decrease in platelets (thrombocytopenia) or clotting disorders; taking treatment that suppresses the immune responses or presenting w/ chronic immunodeficiency eg, infection w/ AIDS virus (HIV). Do not administer intravascularly.