tobramycin - Generic Medications

Tobramycin sulfate, a water-soluble antibiotic of the aminoglycoside group, is derived from the actinomycete Streptomyces tenebrarius . Tobramycin for injection, USP is supplied as a sterile white to off-white lyophilized powder or cake and is intended for reconstitution with 30 mL of Sterile Water for Injection, USP. Sulfuric acid and/or sodium hydroxide may have been added during manufacture to adjust the pH between 6.0 and 8.0. Each vial contains tobramycin sulfate equivalent to 1,200 mg of tobramycin, USP. After reconstitution, the solution will contain 40 mg of tobramycin, USP per mL. The product contains no preservative or sodium bisulfite. 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, sulfate (2:5) (salt) and has the molecular formula (C 18 H 37 N 5 O 9 )2•5H 2 SO 4 . The molecular weight is 1,425.45. The structural formula for tobramycin, USP 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 (see DOSAGE AND ADMINISTRATION , Directions for proper use of Pharmacy Bulk Package ). tobramycin-str

TOBRAMYCIN INHALATION SOLUTION PAK contains tobramycin inhalation solution, USP and the PARI LC PLUS Reusable Nebulizer (PARI LC PLUS). Tobramycin inhalation solution is a sterile, clear, slightly yellow, non-pyrogenic, aqueous solution with the pH and salinity adjusted specifically for administration by a compressed air driven PARI LC PLUS Reusable Nebulizer. The chemical formula for tobramycin is C 18 H 37 N 5 O 9 and the molecular weight is 467.52. Tobramycin is O-3-amino-3-deoxy-α-D-glucopyranosyl-(1→4)-O-[2,6-diamino-2,3,6-trideoxy-a-D- ribo - hexopyranosyl-(1→6)]-2-deoxy-L-streptamine. The structural formula for tobramycin is: Each single-use 5 mL ampule contains 300 mg tobramycin and 11.25 mg sodium chloride in sterile water for injection. Sulfuric acid and sodium hydroxide are added to adjust the pH to 6.0. Nitrogen is used for sparging. The formulation contains no preservatives. The inhalation solution has an osmolality in the range 135 to 200 mOsmol/kg. The PARI LC PLUS Reusable Nebulizer has the following performance characteristics with tobramycin inhalation solution [measured using Next Generation Impactor (NGI) at 15 L/min continuous flow, standard conditions (50%RH, 23°C)]: (1) Delivered Dose: 174 mg; (2) Fine Particle Dose (< 5μm): 97 mg; (3) Nebulization Time: 13 min.; (4) Mass Median Aerodynamic Diameter: 4.3 μm; (5) Geometric Standard Deviation (GSD): 2.2 μm. Structural Formula for Tobramycin

TOBREX ® (tobramycin ophthalmic ointment) 0.3% is a sterile topical ophthalmic antibiotic formulation prepared specifically for topical therapy of external ophthalmic infections. Each gram of TOBREX (tobramycin ophthalmic ointment) 0.3% contains: Active: tobramycin 0.3% (3 mg). Preservative: chlorobutanol 0.5%. Inactives: mineral oil, white petrolatum. Tobramycin is a water-soluble aminoglycoside antibiotic active against a wide variety of gram-negative and gram-positive ophthalmic pathogens. The chemical structure of tobramycin is: Molecular Formula: C 18 H 37 N 5 O 9 Molecular Weight: 467.52 g/mol Chemical Name: 0-{3-amino-3-deoxy-α-D-gluco-pyranosyl-(1→4) }-0-{2,6-diamino-2,3,6-trideoxy-α-D-ribohexo-pyranosyl-(1→6) }-2-deoxystreptamine. chemical structure of tobramycin