Cefzil (Cefprozil) Drug Information: Description, User Reviews, Drug Side Effects, Interactions

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February 10, 2012

Cefzil

Sinus Infection »

Sinus infection facts

Sinus infections are caused by infections from a pathogenic microorganism (virus, bacterium, or fungus), which grows within a sinus and causes intermittent blockage of the sinus ostium.
Most people do not transmit sinus infections; most clinicians agree that except for rare instances, sinus infections are not contagious but arise from mainly viruses and bacteria that, by chance, contaminate a person who sinuses support their proliferation because of minor, and rarely, major abnormalities in the person's sinus tissue (for example, swelling, inflammation, abnormal mucus production, and rarely, facial or nasal trauma).
Sinusitis is inflammation of the air cavities within the passages of the nose. Sinusitis can be caused by infection, but also can be caused by allergies and chemical or particulate irritation of the sinuses.
Sinusitis may be classified in several ways such as acute sinus infec...

Read the Sinus Infection article »

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Cefzil® Tablets
(cefprozil) 250 mg and 500 mg

Cefzil® for Oral Suspension
(cefprozil) 125 mg/5 mL and 250 mg/5 mL

To reduce the development of drug-resistant bacteria and maintain the effectiveness of CEFZIL (cefprozil) ® and other antibacterial drugs, CEFZIL (cefprozil) should be used only to treat or prevent infections that are proven or strongly suspected to be caused by bacteria.

DRUG DESCRIPTION

CEFZIL (cefprozil) is a semi-synthetic broad-spectrum cephalosporin antibiotic.

Cefprozil is a cis and trans isomeric mixture ( ≥ 90% cis). The chemical name for the monohydrate is (6R,7R)-7-[(R)-2-Amino-2-(p-hydroxyphenyl)acetamido]-8-oxo-3-propenyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid monohydrate, and the structural formula is:

Cefzil (cefprozil) structural formula illustration

Cefprozil is a white to yellowish powder with a molecular formula for the monohydrate of C₁₈H₁₉N₃O₅S•H₂O and a molecular weight of 407.45.

CEFZIL (cefprozil) Tablets and CEFZIL (cefprozil) for Oral Suspension are intended for oral administration.

CEFZIL Tablets contain cefprozil equivalent to 250 mg or 500 mg of anhydrous cefprozil. In addition, each tablet contains the following inactive ingredients: cellulose, hypromellose, magnesium stearate, methylcellulose, simethicone, sodium starch glycolate, polyethylene glycol, polysorbate 80, sorbic acid, and titanium dioxide. The 250 mg tablets also contain FD&C Yellow No. 6.

CEFZIL for Oral Suspension contains cefprozil equivalent to 125 mg or 250 mg anhydrous cefprozil per 5 mL constituted suspension. In addition, the oral suspension contains the following inactive ingredients: aspartame, cellulose, citric acid, colloidal silicone dioxide, FD&C Red No. 3, flavors (natural and artificial), glycine, polysorbate 80, simethicone, sodium benzoate, sodium carboxymethylcellulose, sodium chloride, and sucrose.

What are the possible side effects of cefprozil (Cefzil)?

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;
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);

Read All Potential Side Effects and See Pictures of Cefzil »

What are the precautions when taking cefprozil (Cefzil)?

Before taking cefprozil, tell your doctor or pharmacist if you are allergic to it; or to penicillins or other cephalosporin antibiotics (e.g., cephalexin); or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: kidney disease, intestinal disease (colitis).

This drug may make you dizzy. Do not drive, use machinery, or do any activity that requires alertness until you are sure you can perform such activities safely. Limit alcoholic beverages.

Caution is advised when using this drug in the elderly because they may be more sensitive to its...

Read All Potential Precautions of Cefzil »

Last reviewed on RxList: 10/3/2007
This monograph has been modified to include the generic and brand name in many instances.