Cefzil Dosage
Generic name: cefprozil
Dosage form: tablets, oral suspension
Drug class: Second generation cephalosporins
Medically reviewed by Drugs.com. Last updated on Sep 6, 2021.
CEFZIL is administered orally.
aIn the treatment of infections due to Streptococcus pyogenes, CEFZIL should be administered for at least 10 days. | ||
bNot to exceed recommended adult doses. | ||
Population/Infection | Dosage (mg) |
Duration (days) |
ADULTS (13 years and older) | ||
UPPER RESPIRATORY TRACT | ||
Pharyngitis/Tonsillitis | 500 q24h | 10a |
Acute Sinusitis (For moderate to severe infections, the higher dose should be used) |
250 q12h or 500 q12h |
10 |
LOWER RESPIRATORY TRACT | ||
Secondary Bacterial Infection of Acute Bronchitis and Acute Bacterial Exacerbation of Chronic Bronchitis |
500 q12h | 10 |
SKIN AND SKIN STRUCTURE | ||
Uncomplicated Skin and Skin Structure Infections | 250 q12h or 500 q24h or 500 q12h |
10 |
CHILDREN (2 years–12 years) | ||
UPPER RESPIRATORY TRACTb | ||
Pharyngitis/Tonsillitis | 7.5 mg/kg q12h | 10a |
SKIN AND SKIN STRUCTUREb | ||
Uncomplicated Skin and Skin Structure Infections | 20 mg/kg q24h | 10 |
INFANTS & CHILDREN (6 months–12 years) | ||
UPPER RESPIRATORY TRACTb | ||
Otitis Media (See INDICATIONS AND USAGE and CLINICAL STUDIES) |
15 mg/kg q12h | 10 |
Acute Sinusitis (For moderate to severe infections, the higher dose should be used) |
7.5 mg/kg q12h or 15 mg/kg q12h |
10 |
Renal Impairment
Cefprozil may be administered to patients with impaired renal function. The following dosage schedule should be used.
*Cefprozil is in part removed by hemodialysis; therefore, cefprozil should be administered after the completion of hemodialysis. | ||
Creatinine Clearance (mL/min) |
Dosage (mg) |
Dosing Interval |
30–120 | standard | standard |
0–29* | 50% of standard | standard |
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- Drug class: second generation cephalosporins
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