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Meropenem description
Introduction
Description
Description
Meropenem for Injection, USP (I.V.) is a sterile, pyrogen-free, synthetic, broad-spectrum, carbapenem antibiotic for intravenous administration. It is (4R,5S,6S)-3-[[(3S,5S)-5-(Dimethylcarbamoyl)-3-pyrrolidinyl]thio]-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid trihydrate. Its empirical formula is C17H25N3O5Sā¢3H2O with a molecular weight of 437.52. Its structural formula is:
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Meropenem for Injection, USP (I.V.) is a white to pale yellow crystalline powder. The solution varies from colorless to yellow depending on the concentration. The pH of freshly constituted solutions is between 7.3 and 8.3. Meropenem is soluble in 5% monobasic potassium phosphate solution, sparingly soluble in water, very slightly soluble in hydrated ethanol, and practically insoluble in acetone or ether.
When constituted as instructed, each 500 mg Meropenem for Injection, USP (I.V.) vial will deliver 500 mg meropenem and 45.1 mg of sodium as sodium carbonate (1.96 mEq). Each 1 g Meropenem for Injection, USP (I.V.) vial will deliver 1 g of meropenem and 90.2 mg of sodium as sodium carbonate (3.92 mEq).[1]
References
References
- ā “http://www.accessdata.fda.gov/drugsatfda_docs/label/2008/050706s022lbl.pdf” (PDF). External link in
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Adapted from the FDA Package Insert.
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Sophia Saad, Associate Editor – WikiDoc [2]