Antibacterial activity
Cephalosporins, first generation
Gram-positive cocci (except ORSA/MRSA and enteroccocus species)
Gram negative bacilli ( E. coli, klebsiella, p. mirabillis)
Pregnancy Risk Factor
Class B
Contraindication/Precaution
Hypersensitivity to cephradine, other cephalosporins or any component
Use caution if previous penicillins hypersensitivity: 10% of patient may have cross-hypersensitivity to cephalosporins
Use caution with nursing mothers
Use caution if renal dysfunction or if other nephrotoxic agents present
Use caution if history of ATB related colitis
Safety and efficacy in children <9 month of age have not been established
Mechanism of Action
Inhibits cell wall synthesis (bactericidal)
Pharmacodynamics
Metabolism: N/A
Half-life: 1-2 hours, changes with renal function
Elimination: excreted in urine
Dosage
Children: (max 4 g/d)
> 9 months old:
25-100 mg/kg/day PO div q6-12h
Adults: (max 4 g/day)
Bacterial infections:
250-500 mg PO q6-12h
Dose VS renal function
Cr. clearance (ml/min):
<10: 125 mg PO q6h
10-50: 250 mg PO q6h
50-80: unchanged
>80: unchanged
Dialysis
Hemo: N/A
CAPD: N/A
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