Receiving the HiB vaccine according to recommended schedules generally will prevent most haemophilus infections in children. Young children in the same household who have been exposed to this bacteria may receive antibiotics to prevent getting sick.
Proper detection and early treatment of sinus, dental, or other infections may prevent the spread of infection to the eyes.
Nageswaran S, Woods CR, Benjamin DK Jr, Givner LB, Shetty AK. Orbital cellulitis in children. Pediatr Infect Dis J. 2006 Aug;25(8):695-9.
Ambati BK, Ambati J, Azar N, Stratton L, Schmidt EV. Periorbital and orbital cellulitis before and after the advent of Haemophilus influenzae type B vaccination. Ophthalmology. 2000 Aug;107(8):1450-3.
Durand ML. Periocular Infections In: Mandell GL, Bennett JE, Dolin R, eds. Principles and Practice of Infectious Diseases. 6th ed. London: Churchill Livingstone; 2005:chap.110.