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Cephalexin (Keflex, Keftal, Cefanox)
Cephalexin (Keflex, Keftal, Cefanox)
more info
Microorganism
MIC50
(μg/ml)
MIC90
(μg/ml)
Range
(μg/ml)
Reference
Salmonella
-
-
0.8 - 3.12
1414
Serratia marcescens
32
-
? - ?
308
Serratia marcescens
-
-
32 - >128
1447
Serratia marcescens
-
-
233.4 - ?
1447
Serratia marcescens
(Hyperproducing amp(C))
-
-
>2048 - ?
652
Serratia marcescens
(Inducible amp(C))
-
-
>2048 - ?
652
Serratia
spp.
>128
>128
2 - >128
274
Staphylococci
-
-
0.5 - 128
401
Staphylococcus aureus
2
8
1 - 64
274
Staphylococcus aureus
-
8
? - ?
946
Staphylococcus aureus
-
-
>128 - ?
1002
Staphylococcus aureus
(ATCC 29213)
-
-
4 - ?
401
Staphylococcus aureus
(ATCC 6571)
-
-
1 - ?
401
Staphylococcus aureus
(coagulase-negative + ESBL)
2
-
? - ?
308
Staphylococcus aureus
(coagulase-negative + non-ESBL)
2
-
? - ?
308
Staphylococcus aureus
(ESBL)
2
-
? - ?
308
Staphylococcus aureus
(methicillin-resistant)
32
-
? - ?
308
Staphylococcus aureus
(non-ESBL)
4
-
? - ?
308
Staphylococcus aureus
(penicillin-resistant)
-
-
0.78 - 25
1410
Staphylococcus aureus
(penicillin-susceptible)
-
-
0.78 - 3.12
1410
Staphylococcus epidermidis
0.5
8
0.5 - 8
274
Staphylococcus epidermidis
(methicillin-resistant)
32
-
? - ?
308
Staphylococcus intermedius
-
2
? - ?
946
Staphylococcus pseudintermedius
1
2
0.5 - 8
1397
Staphylococcus saprophyticus
2
8
1 - 128
274
Stenotrophomonas maltophilia
32
-
? - ?
308
Streptococcus agalactiae
2
-
? - ?
308
Streptococcus pneumonia
2
2
0.5 - 16
274
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