Bacitracin is mainly known for its use as a topical triple antibiotic ointment---under the brand name Neosporin. It is also approved by the FDA for its use in chickens and turkeys as a medicated feed additive against certain infections caused by Gram-positive bacteria. However, when given internally, such as a feed additive, it is known for causing kidney damage.
Egg Withdrawal Period: In the United States and Australia, bacitracin is approved for use in laying poultry producing eggs intended for human consumption when its given in accordance with each product manufacturer s label directions; where it has a 0-day egg withdrawal period.
Storage
Topical: store at room temperature. If in ointment form, it is stable but rapidly inactivated in water. If in aqueous solution, it must be refrigerated and is stable for only 1 week due to oxidation.
Injection: store sterile powder for injection between 2° C and 15° C (36° F and 59° F) and protect from light. Solution is stable for 1 week after reconstitution if refrigerated.
