MIL-Z-36818, MILITARY SPECIFICATION: ZINC BACITRACIN, HYDROCORTISONE, NEOMYCIN SULFATE, AND POLYMYXIN B SULFATE OINTMENT (01 MAR 1972) [SUPERSEDING MIL-P-36389] [S/S BY A-A-54590]., This specification covers Zinc Bacitracin, Hydrocortisone,, Neomycin Sulfate, and Polymyxin B Sulfate Ointment in 1/8 ounce (3.5 gram) in tubes. Potency: 60 Months (See 6.2).