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Cefradine


Cefradine
Systematic (IUPAC) name
(6R,7R)-7-{[(2R)-2-amino-2-(1-cyclohexa-1,4- dienyl)acetyl]amino}-3-methyl-8-oxo-5-thia- 1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Identifiers
CAS number	38821-53-3
ATC code	J01DB09
PubChem	38103
Chemical data
Formula	C₁₆H₁₉N₃O₄S
Mol. mass	349.406 g/mol
Pharmacokinetic data
Bioavailability	Well absorbed
Protein binding	<10%
Metabolism	Nil
Half life	0.9 hours
Excretion	Renal, unchanged
Therapeutic considerations
Pregnancy cat.	?
Legal status	℞ Prescription only
Routes	Oral, IM, IV

Cefradine (INN) or cephradine (former BAN) is a first generation cephalosporin antibiotic.

Additional recommended knowledge

Correct Test Weight Handling Guide: 12 Practical Tips

Essential Laboratory Skills Guide

Indications

It has similar spectrum of activity to cefalexin.

Dosage

Dosage by mouth for adults is 250–500 mg every 6 hours, or 500 mg to 1 g every 12 hours. In severe infections up to 1 g every 6 hours may be used. Dosages for children are based upon their weight with 25–50 mg/kg total daily dose given in 2–4 divided doses.

Formulations

Caspules containing 250 mg or 500 mg, Syrup containing 250 mg/5 ml, or vials for injection containing 500 mg or 1 g.

References

British National Formulary 45 March 2003

v • d • e Antibacterials for systemic use: beta-lactam antibiotics - cephalosporins and related (J01D)
First generation	Cefacetrile, Cefadroxil, Cefalexin, Cefaloglycin, Cefaloridine, Cefalotin, Cefapirin, Cefatrizine, Cefazedone, Cefazolin, Cefradine, Cefroxadine, Ceftezole
Second generation	Cefaclor, Cefamandole, Cefmetazole, Cefonicid, Ceforanide, Cefotiam, Cefprozil, Cefuroxime
Third generation	Cefdinir, Cefditoren, Cefetamet, Cefixime, Cefmenoxime, Cefodizime, Cefoperazone, Cefotaxime, Cefpiramide, Cefpodoxime, Cefsulodin, Ceftazidime, Ceftibuten, Ceftizoxime, Ceftriaxone, Latamoxef
Fourth generation	Cefepime, Cefpirome, Cefquinome
Other beta-lactam antibacterials	Monobactams (Aztreonam), Carbapenems (Meropenem, Ertapenem, Imipenem, Doripenem)