influenza B Haemophilus influenza Type B (THE FLU), polyribosylribitol phosphate (A FLU COMPLEX CONJUGATE - DISABLES
THE FLU PHAGOCYTE), ammonium sulfate (A PURIFICATION AGENT), formalin (A FORM OF FORMALDEHYDE, USED TO DISABLE THE FLU VIRII), and sucrose (SUGAR).