December 2, 2015
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Discontinued Warning IconPlease Note: This Brand Name drug is no longer available in the US.
(Generic versions may still be available.)


Cefizox® (ceftizoxime for injection, USP)

Cefizox® (ceftizoxime for injection, USP) is a sterile, semisynthetic, broad-spectrum, betalactamase resistant cephalosporin antibiotic for parenteral (IV, IM) administration. It is the sodium salt of [6R-[6a,7B(Z)]]-7-[(2,3-dihydro-2-imino-4-thiazolyl) (methoxyimino)acetyl]amino]- 8-oxo-5-thia-i-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid. Its sodium content is approximately 60 mg (2.6 mEq) per gram of ceftizoxime activity.

It has the following molecular formula: C13H12N5NaO5S2 and its molecular weight is 405.38.

Ceftizoxime for injection, USP is a white to pale yellow crystalline powder. Cefizox (ceftizoxime) is supplied in vials equivalent to 500 mg, 1 gram or 2 grams of ceftizoxime, and in Piggyback Vials for IV admixture equivalent to 1 gram or 2 grams of ceftizoxime.

Last reviewed on RxList: 12/8/2004
This monograph has been modified to include the generic and brand name in many instances.

Additional Cefizox Information

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