Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A semisynthetic cephalosporin antibiotic, C16H17N3O4S, used especially in the treatment of respiratory and urinary tract infections.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun A particular oral cephalosporin antibiotic.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun an oral cephalosporin (trade names Keflex and Keflin and Keftab) commonly prescribe for mild to moderately severe infections of the skin or ears or throat or lungs or urinary tract

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Blend of cephal(ospor)in and ex- (probably alteration of hex(a)–, from the six carbon atoms comprising the phenyl group that distinguishes it from cephalosporin).]

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Examples

  • He diagnosed mastitis and possibly shingles, and he prescribed painkillers, an antiviral, and cephalexin, a beta-lactam cephalosporin.

    SUPERBUG MARYN MCKENNA 2010

  • He diagnosed mastitis and possibly shingles, and he prescribed painkillers, an antiviral, and cephalexin, a beta-lactam cephalosporin.

    SUPERBUG MARYN MCKENNA 2010

  • He diagnosed mastitis and possibly shingles, and he prescribed painkillers, an antiviral, and cephalexin, a beta-lactam cephalosporin.

    SUPERBUG MARYN MCKENNA 2010

  • Drugs in the earlier generations of cephalosporins include cephalexin Keflex, cephalothin, cefazolin, cefaclor, cefotaxime, and ceftriaxone.

    SUPERBUG MARYN MCKENNA 2010

  • Drugs in the earlier generations of cephalosporins include cephalexin Keflex, cephalothin, cefazolin, cefaclor, cefotaxime, and ceftriaxone.

    SUPERBUG MARYN MCKENNA 2010

  • Drugs in the earlier generations of cephalosporins include cephalexin Keflex, cephalothin, cefazolin, cefaclor, cefotaxime, and ceftriaxone.

    SUPERBUG MARYN MCKENNA 2010

  • Before using cephalexin, tell your doctor if you are using any of the following drugs: diet pills, or medicines to treat asthma, colds or allergies.

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