Per 0.5 mL Diphtheria toxoid 25 Lf (not <30 IU), tetanus toxoid 5.5 Lf (not <60 IU), B. pertussis (whole cell) 16 IOU (not <4 IU), r-HBsAg 12.5 mcg, purified capsular polysaccharide of Hib (PRP) covalently linked to 20-36.7 mcg of tetanus toxoid 11 mcg, Al phosphate not >1.25 mg.