This highly effective bacitracin zinc triple antibiotic is packaged in a unit dose packet for individual application without cross-contamination; ideal for first aid stations, school and occupational health nurses or medical offices. Bacitracin works by stopping the growth of certain bacteria. There are a gross (144) of 0.9-gram packets in a handy dispenser carton – making it easy to share infection prevention with co-workers, neighbors, friends and family.