SPL Set ID: 8cfeb84f-193a-458a-bdec-205d9274e1a4

Tobramycin sulfate, a water-soluble antibiotic of the aminoglycoside group, is derived from the actinomycete Streptomyces tenebrarius . Tobramycin Injection, USP is a clear and colorless sterile aqueous solution for parenteral administration. Each mL contains tobramycin sulfate equivalent to 40 mg tobramycin; sodium metabisulfite added as an antioxidant, 3.2 mg; and edetate disodium added as a stabilizer, 0.1 mg. Contains sulfuric acid and may contain sodium hydroxide for pH adjustment (3.0 to 6.5). Tobramycin sulfate is, O -3-amino-3-deoxy-α-D-glucopyranosyl-(1→4) - O -[2,6-diamino-2,3,6-trideoxy-α-D-ribo-hexopyranosyl-(1→6)]-2-deoxy-L-streptamine (2:5)(salt) and has the chemical formula (C 18 H 37 N 5 O 9 ) 2 • 5H 2 SO 4 . The molecular weight is 1,425.42. The structural formula for tobramycin is as follows: A pharmacy bulk package is a container of a sterile preparation for parenteral use that contains many single doses. The contents are intended for use in a pharmacy admixture service and are restricted to the preparation of admixtures for intravenous infusion or to the filling of empty sterile syringes for intravenous injection for patients with individualized dosing requirements. FURTHER DILUTION IS REQUIRED BEFORE USE (see DOSAGE AND ADMINISTRATION, Directions for proper use of Pharmacy Bulk Package ). tobra-struc-01.jpg