Neo-Polycin Prescribing Information. Perrigo Company. Accessed online 4/13/2016 from http://www.perrigo.com/files/rx/pdfs/p352-RC8T900J1.pdf
Neomycin/polymyxin B/Bacitracin Ophthalmic Ointment. Clinical Pharmacology Online 2016. Accessed 4/13/2016 from http://www.clinicalpharmacology.com.
Lexi-interact Online 2016. Accessed 4/13/2016 from http://www.lexi.com.