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(ceftaroline fosamil) for Injection



Teflaro is a sterile, semi-synthetic, broad-spectrum, prodrug antibacterial of cephalosporin class of beta-lactams (β-lactams). Chemically, the prodrug, ceftaroline fosamil monoacetate monohydrate is (6R,7R)-7-{(2Z)-2-(ethoxyimino)-2-[5-(phosphonoamino)-1,2,4-thiadiazol-3-yl]acetamido}-3-{[4-(1-methylpyridin-1-ium-4-yl)-1,3-thiazol-2-yl]sulfanyl}-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate monoacetate monohydrate. Its molecular weight is 762.75. The empirical formula is C22H21N8O8PS4•C2H4O2.H2O. TEFLARO® (ceftaroline fosamil) injection for intravenous (IV) use Page 11 of 23

Figure 1: Chemical structure of ceftaroline fosamil

TEFLARO® (ceftaroline fosamil) Structural Formula Illustration

Teflaro vials contain either 600 mg or 400 mg of anhydrous ceftaroline fosamil. The powder for injection is formulated from ceftaroline fosamil monoacetate monohydrate, a pale yellowish-white to light yellow sterile powder. All references to ceftaroline activity are expressed in terms of the prodrug, ceftaroline fosamil. The powder is constituted for IV injection [see DOSAGE AND ADMINISTRATION].

Each vial of Teflaro contains ceftaroline fosamil and L-arginine, which results in a constituted solution at pH 4.8 to 6.5.

What are the possible side effects of ceftaroline (Teflaro)?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have any of these serious side effects:

  • diarrhea that is watery or bloody;
  • chest pain;
  • fever, chills, body aches, flu symptoms;
  • unusual bleeding;
  • seizure (convulsions);
  • pale or yellowed skin, dark colored urine, fever, confusion or weakness;
  • jaundice (yellowing of the skin or eyes);
  • fever, sore throat, and headache with a...

Read All Potential Side Effects and See Pictures of Teflaro »

Last reviewed on RxList: 6/17/2013
This monograph has been modified to include the generic and brand name in many instances.


Report Problems to the Food and Drug Administration


You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.

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