Vaccine	Dosing
	Children	Schedule	Adult	Schedule
Engerix-B	10 mcg (0.5-mL vial)	Birth; one to two months, and six to 18 months of age	20 mcg (1-mL vial)	Time of first injection and then at one to two, and four to six months
Recombivax HB	5 mcg (0.5-mL vial)		10 mcg (1-mL vial)
Comvax (hepatitis B and Haemophilus influenzae type b)*	5 mcg (0.5-mL vial)	Two, four, and 12 to 15 months of age	—	—
Pediarix (hepatitis B; diphtheria and tetanus toxoids and acellular pertussis; and inactivated polio)*†	10 mcg (0.5-mL vial)	Two, four, and six months of age	—	—
Twinrix (hepatitis A and B)	—	—	20 mcg (1-mL vial)	Time of first injection and then at one, and six to 12 months