Interpretation tables for antibiogram
(diffusion method)
|
Enterobacteriaceae |
|||||
|
Antibiotic
(quantity μg per disk) |
Diameter of inhibition zone (mm) |
||||
|
|
Resistant |
Intermediate |
Sensible |
||
|
Amikacin
(30) |
<<< |
15 |
- |
16 |
>>> |
|
Amoxicillin (25) |
<<< |
12 |
- |
19 |
>>> |
|
Amoxicillin+Clavulanic
acid(20+10) |
<<< |
14 |
- |
17 |
>>> |
|
Ampicillin
(10) |
<<< |
14 |
- |
16 |
>>> |
|
Ampicillin+Sulbactam
(10+10) |
<<< |
12 |
- |
14 |
>>> |
|
Apramycin
(15) |
<<< |
14 |
- |
16 |
>>> |
|
Azotreonam
(30) |
<<< |
16 |
- |
21 |
>>> |
|
Carbenicillin
(100) |
<<< |
20 |
- |
22 |
>>> |
|
Cefaclor
(30) |
<<< |
15 |
- |
17 |
>>> |
|
Cefamandole
(30) |
<<< |
15 |
- |
17 |
>>> |
|
Cefazolin
(30) |
<<< |
15 |
- |
17 |
>>> |
|
Cefdinir
(5) |
<<< |
17 |
- |
19 |
>>> |
|
Cefepime
(30) |
<<< |
15 |
- |
17 |
>>> |
|
Cefetamet
(10) |
<<< |
15 |
- |
17 |
>>> |
|
Cefixime
(5) |
<<< |
16 |
- |
18 |
>>> |
|
Cefmetazole
(30) |
<<< |
13 |
- |
15 |
>>> |
|
Cefonicid
(30) |
<<< |
15 |
- |
17 |
>>> |
|
Cefoperazone
(75) |
<<< |
16 |
- |
20 |
>>> |
|
Cefotaxime
(30) |
<<< |
15 |
- |
22 |
>>> |
|
Cefotetan
(30) |
<<< |
13 |
- |
15 |
>>> |
|
Cefoxitin
(30) |
<<< |
15 |
- |
17 |
>>> |
|
Cefpodoxime
(10) |
<<< |
18 |
- |
20 |
>>> |
|
Cefprozil
(30) |
<<< |
15 |
- |
17 |
>>> |
|
Ceftazidime
(30) |
<<< |
15 |
- |
17 |
>>> |
|
Ceftibuten
(30) |
<<< |
18 |
- |
20 |
>>> |
|
Ceftizoxime
(30) |
<<< |
15 |
- |
19 |
>>> |
|
Ceftriaxone
(30) |
<<< |
14 |
- |
20 |
>>> |
|
Cefuroxime
axetil (30) |
<<< |
15 |
- |
22 |
>>> |
|
Cefuroxime
sodium (30) |
<<< |
15 |
- |
17 |
>>> |
|
Cephalotin
(30) |
<<< |
15 |
- |
17 |
>>> |
|
Chloramphenicol
(30) |
<<< |
13 |
- |
17 |
>>> |
|
Cinoxacin
(100) |
<<< |
15 |
- |
18 |
>>> |
|
Ciprofloxacin (5) |
<<< |
16 |
- |
20 |
>>> |
|
Colistin
sulphate (25) |
<<< |
9 |
- |
10 |
>>> |
|
Doxacycline
(30) |
<<< |
13 |
- |
15 |
>>> |
|
Enoxacin
(10) |
<<< |
15 |
- |
17 |
>>> |
|
Enrofloxacin
(5) |
<<< |
17 |
- |
21 |
>>> |
|
Fleroxacin
(5) |
<<< |
16 |
- |
18 |
>>> |
|
Fosfamycin
(200) |
<<< |
13 |
- |
15 |
>>> |
|
Furazolidone
(50) |
<<< |
12 |
- |
15 |
>>> |
|
Gentamicin
(10) |
<<< |
13 |
- |
14 |
>>> |
|
Grepafloxacin
(5) |
<<< |
15 |
- |
17 |
>>> |
|
Imipenem
(10) |
<<< |
14 |
- |
15 |
>>> |
|
Kanamycin
(30) |
<<< |
14 |
- |
17 |
>>> |
|
Levofloxacin
(5) |
<<< |
14 |
- |
16 |
>>> |
|
Lincomycin
(10) |
<<< |
13 |
- |
16 |
>>> |
|
Lomefloxacin
(10) |
<<< |
19 |
- |
21 |
>>> |
|
Loracarbef
(30) |
<<< |
15 |
- |
17 |
>>> |
|
Meropenem
(10) |
<<< |
14 |
- |
15 |
>>> |
|
Mezlocillin+Piperacilin
(75+100) |
<<< |
18 |
- |
20 |
>>> |
|
Minocycline
(30) |
<<< |
15 |
- |
18 |
>>> |
|
Moxalactam
(30) |
<<< |
15 |
- |
22 |
>>> |
|
Nalidixic
acid (30) |
<<< |
14 |
- |
18 |
>>> |
|
Neomycin (30) |
<<< |
13 |
- |
16 |
>>> |
|
Netilmicin
(30) |
<<< |
13 |
- |
14 |
>>> |
|
Nitrofurantoin
(300) |
<<< |
15 |
- |
16 |
>>> |
|
Norfloxacin
(10) |
<<< |
13 |
- |
16 |
>>> |
|
Ofloxacin
(5) |
<<< |
13 |
- |
15 |
>>> |
|
Piperacilin+Tezobactam
(100+10) |
<<< |
18 |
- |
20 |
>>> |
|
Spectinomycin
(25) |
<<< |
14 |
- |
16 |
>>> |
|
Streptomycin (10) |
<<< |
12 |
- |
14 |
>>> |
|
Sulfonamides (250/300) |
<<< |
13 |
- |
16 |
>>> |
|
Tetracycline (30) |
<<< |
15 |
- |
18 |
>>> |
|
Ticarcillin
(100) |
<<< |
15 |
- |
19 |
>>> |
|
Ticarcillin+Clavulanic
acid(75+10) |
<<< |
15 |
- |
19 |
>>> |
|
Tobramycin
(10) |
<<< |
13 |
- |
14 |
>>> |
|
Trimethoprim
(5) |
<<< |
11 |
- |
15 |
>>> |
|
Trimethoprim+Sulfamethoxazole(25) |
<<< |
11 |
- |
15 |
>>> |
|
Actinobacillus & Haemophillus |
|||||
|
Antibiotic (quantity μg per disk) |
Diameter of inhibition zone (mm) |
||||
|
|
Resistant |
Intermediate |
Sensible |
||
|
Amoxicillin (25) |
<<< |
12 |
- |
19 |
>>> |
|
Amoxicillin+Clavulanic
acid(20+10) |
<<< |
19 |
- |
20 |
>>> |
|
Ampicillin+Sulbactam
(10+10) |
<<< |
19 |
- |
20 |
>>> |
|
Ampicillin
(10) |
<<< |
19 |
- |
21 |
>>> |
|
Azithromycin
(15) |
<<< |
12 |
- |
12 |
>>> |
|
Aztreonam
(30) |
<<< |
26 |
- |
26 |
>>> |
|
Cefaclor
(30) |
<<< |
17 |
- |
19 |
>>> |
|
Cefdinir
(5) |
<<< |
20 |
- |
20 |
>>> |
|
Cefepime
(30) |
<<< |
26 |
- |
26 |
>>> |
|
Cefetamet
(10) |
<<< |
15 |
- |
17 |
>>> |
|
Cefixime
(5) |
<<< |
21 |
- |
21 |
>>> |
|
Cefotaxime
(30) |
<<< |
26 |
- |
26 |
>>> |
|
Cefonicid
(30) |
<<< |
17 |
- |
19 |
>>> |
|
Cefpodoxime
(10) |
<<< |
21 |
- |
21 |
>>> |
|
Cefprozil
(30) |
<<< |
15 |
- |
17 |
>>> |
|
Ceftazidime
(30) |
<<< |
26 |
- |
26 |
>>> |
|
Ceftizoxime
(30) |
<<< |
26 |
- |
26 |
>>> |
|
Ceftriaxone
(30) |
<<< |
26 |
- |
26 |
>>> |
|
Ceftibuten
(30) |
<<< |
28 |
- |
28 |
>>> |
|
Cefuroxime
axetil (30) |
<<< |
17 |
- |
19 |
>>> |
|
Cefuroxime
sodium (30) |
<<< |
17 |
- |
19 |
>>> |
|
Chloramphenicol
(30) |
<<< |
26 |
- |
28 |
>>> |
|
Ciprofloxacin (5) |
<<< |
21 |
- |
21 |
>>> |
|
Chlarithromycin
(15) |
<<< |
11 |
- |
12 |
>>> |
|
Erythromycin (15) |
<<< |
14 |
- |
22 |
>>> |
|
Fleroxacin
(5) |
<<< |
19 |
- |
19 |
>>> |
|
Gentamicin
(10) |
<<< |
13 |
- |
14 |
>>> |
|
Grepafloxacin
(5) |
<<< |
24 |
- |
24 |
>>> |
|
Imipenem
(10) |
<<< |
16 |
- |
16 |
>>> |
|
Kanamycin
(30) |
<<< |
14 |
- |
17 |
>>> |
|
Levofloxacin
(5) |
<<< |
17 |
- |
17 |
>>> |
|
Lincomycin
(10) |
<<< |
13 |
- |
16 |
>>> |
|
Lomefloxacin
(10) |
<<< |
22 |
- |
22 |
>>> |
|
Loracarbef
(30) |
<<< |
16 |
- |
18 |
>>> |
|
Meropenem
(10) |
<<< |
20 |
- |
20 |
>>> |
|
Neomycin (30) |
<<< |
13 |
- |
16 |
>>> |
|
Ofloxacin
(5) |
<<< |
16 |
- |
16 |
>>> |
|
Oxitetracycline
(30) |
<<< |
26 |
- |
28 |
>>> |
|
Oxacillin
(5) |
<<< |
11 |
- |
13 |
>>> |
|
Penicillin (10 U) |
<<< |
12 |
- |
19 |
>>> |
|
Rifampin
(5) |
<<< |
17 |
- |
19 |
>>> |
|
Spectinomycin
(25) |
<<< |
14 |
- |
16 |
>>> |
|
Streptomycin (10) |
<<< |
12 |
- |
14 |
>>> |
|
Tetracycline (30) |
<<< |
26 |
- |
28 |
>>> |
|
Tilmicosin
(15) |
<<< |
14 |
- |
17 |
>>> |
|
Trimethoprim+Sulfamethoxazole
(25) |
<<< |
11 |
- |
15 |
>>> |
|
Trovafloxacin
(10) |
<<< |
22 |
- |
22 |
>>> |
|
Tylosin
(30) |
<<< |
14 |
- |
17 |
>>> |
|
Pasteurellaceae |
|||||
|
Antibiotic (quantity μg per disk) |
Diameter of inhibition zone (mm) |
||||
|
|
Resistant |
Intermediate |
Sensible |
||
|
Amoxicillin (25μg) |
<<< |
12 |
- |
19 |
>>> |
|
Ampicillin
(10) |
<<< |
19 |
- |
21 |
>>> |
|
Cephalotin
(30) |
<<< |
15 |
- |
17 |
>>> |
|
Enrofloxacin
(5) |
<<< |
17 |
- |
21 |
>>> |
|
Erythromycin (15) |
<<< |
14 |
- |
22 |
>>> |
|
Gentamicin
(10) |
<<< |
13 |
- |
14 |
>>> |
|
Lincomycin
(10) |
<<< |
13 |
- |
16 |
>>> |
|
Neomycin (30) |
<<< |
13 |
- |
16 |
>>> |
|
Oxitetracycline
(30) |
<<< |
26 |
- |
28 |
>>> |
|
Penicillin (10) |
<<< |
12 |
- |
19 |
>>> |
|
Spectinomycin
(25) |
<<< |
14 |
- |
16 |
>>> |
|
Streptomycin (10) |
<<< |
12 |
- |
14 |
>>> |
|
Tetracycline (30) |
<<< |
26 |
- |
28 |
>>> |
|
Tiamulin+Tetra
(50) |
<<< |
15 |
- |
20 |
>>> |
|
Tilmicosin
(15) |
<<< |
14 |
- |
17 |
>>> |
|
Trimethoprim+Sulfamethoxazole
(25) |
<<< |
11 |
- |
15 |
>>> |
|
Tylosin
(30) |
<<< |
14 |
- |
17 |
>>> |
|
Pseudomonas |
|||||
|
Antibiotic
(quantity μg per disk) |
Diameter of inhibition zone (mm) |
||||
|
|
Resistant |
Intermediate |
Sensible |
||
|
Amoxicillin (25) |
<<< |
12 |
- |
19 |
>>> |
|
Apramycin
(15) |
<<< |
14 |
- |
16 |
>>> |
|
Cefotetan
(30) |
<<< |
13 |
- |
15 |
>>> |
|
Colistin
sulphate (25) |
<<< |
9 |
- |
10 |
>>> |
|
Enrofloxacin
(5) |
<<< |
17 |
- |
21 |
>>> |
|
Flumequine
(30) |
<<< |
15 |
- |
23 |
>>> |
|
Furazolidone
(50) |
<<< |
12 |
- |
15 |
>>> |
|
Gentamicin
(10) |
<<< |
13 |
- |
14 |
>>> |
|
Lincomycin
(10) |
<<< |
13 |
- |
16 |
>>> |
|
Neomycin (30) |
<<< |
13 |
- |
16 |
>>> |
|
Norfloxacin
(10) |
<<< |
13 |
- |
16 |
>>> |
|
Oxitetracycline
(30) |
<<< |
26 |
- |
28 |
>>> |
|
Penicillin (10 U) |
<<< |
12 |
- |
19 |
>>> |
|
Spectinomycin
(25) |
<<< |
14 |
- |
16 |
>>> |
|
Tetracycline (30) |
<<< |
26 |
- |
28 |
>>> |
|
Trimethoprim+Sulfamethoxazole
(25) |
<<< |
11 |
- |
15 |
>>> |
|
Staphylococcus |
|||||
|
Antibiotic
(quantity μg per disk) |
Diameter of inhibition zone (mm) |
||||
|
|
Resistant |
Intermediate |
Sensible |
||
|
Amikacin
(30) |
<<< |
15 |
- |
16 |
>>> |
|
Amoxicillin (25) |
<<< |
12 |
- |
19 |
>>> |
|
Amoxicillin+Clavulanic
acid(20+10) |
<<< |
19 |
- |
20 |
>>> |
|
Ampicillin
(10) |
<<< |
28 |
- |
29 |
>>> |
|
Ampicillin+Sulbactam
(10+10) |
<<< |
12 |
- |
14 |
>>> |
|
Azithromycin
(15) |
<<< |
14 |
- |
17 |
>>> |
|
Cefaclor
(30) |
<<< |
15 |
- |
17 |
>>> |
|
Cefamandole
(30) |
<<< |
15 |
- |
17 |
>>> |
|
Cefazolin
(30) |
<<< |
15 |
- |
17 |
>>> |
|
Cefdinir
(5) |
<<< |
17 |
- |
19 |
>>> |
|
Cefepime
(30) |
<<< |
15 |
- |
17 |
>>> |
|
Cefmetazole
(30) |
<<< |
13 |
- |
15 |
>>> |
|
Cefonicid
(30) |
<<< |
15 |
- |
17 |
>>> |
|
Cefoperazone
(75) |
<<< |
16 |
- |
20 |
>>> |
|
Cefotaxime
(30) |
<<< |
15 |
- |
22 |
>>> |
|
Cefotetan
(30) |
<<< |
13 |
- |
15 |
>>> |
|
Cefoxitin
(30) |
<<< |
15 |
- |
17 |
>>> |
|
Cefpodoxime
(10) |
<<< |
18 |
- |
20 |
>>> |
|
Cefprozil
(30) |
<<< |
15 |
- |
17 |
>>> |
|
Ceftazidime
(30) |
<<< |
15 |
- |
17 |
>>> |
|
Ceftibuten
(30) |
<<< |
18 |
- |
20 |
>>> |
|
Ceftizoxime
(30) |
<<< |
15 |
- |
19 |
>>> |
|
Ceftriaxone
(30) |
<<< |
14 |
- |
20 |
>>> |
|
Cefuroxime
axetil (30) |
<<< |
15 |
- |
22 |
>>> |
|
Cefuroxime
sodium (30) |
<<< |
15 |
- |
17 |
>>> |
|
Cephalotin
(30) |
<<< |
15 |
- |
17 |
>>> |
|
Chloramphenicol
(30) |
<<< |
13 |
- |
17 |
>>> |
|
Ciprofloxacin (5) |
<<< |
16 |
- |
20 |
>>> |
|
Clarithromycin
(15) |
<<< |
14 |
- |
17 |
>>> |
|
Clindamicin
(2) |
<<< |
15 |
- |
20 |
>>> |
|
Dalfopristin
(15) |
<<< |
16 |
- |
18 |
>>> |
|
Dirithromycin
(15) |
<<< |
16 |
- |
18 |
>>> |
|
Doxycycline
(30) |
<<< |
13 |
- |
15 |
>>> |
|
Enoxacin
(10) |
<<< |
15 |
- |
17 |
>>> |
|
Erythromycin (15) |
<<< |
14 |
- |
22 |
>>> |
|
Fleroxacin
(5) |
<<< |
18 |
- |
5 |
>>> |
|
Flumequine
(30) |
<<< |
15 |
- |
23 |
>>> |
|
Gentamicin
(10) |
<<< |
13 |
- |
14 |
>>> |
|
Grepafloxacin
(5) |
<<< |
15 |
- |
17 |
>>> |
|
Imipenem
(10) |
<<< |
14 |
- |
15 |
>>> |
|
Kanamycin
(30) |
<<< |
14 |
- |
17 |
>>> |
|
Levofloxacin
(5) |
<<< |
14 |
- |
16 |
>>> |
|
Lincomycin
(10) |
<<< |
13 |
- |
16 |
>>> |
|
Lomefloxacin
(10) |
<<< |
19 |
- |
21 |
>>> |
|
Loracarbef
(30) |
<<< |
15 |
- |
17 |
>>> |
|
Meropenem
(10) |
<<< |
14 |
- |
15 |
>>> |
|
Methicillin
(5) |
<<< |
10 |
- |
13 |
>>> |
|
Minocycline
(30) |
<<< |
15 |
- |
18 |
>>> |
|
Moxalactam
(30) |
<<< |
15 |
- |
22 |
>>> |
|
Nafcillin
(1) |
<<< |
11 |
- |
12 |
>>> |
|
Netilmicin
(30) |
<<< |
13 |
- |
14 |
>>> |
|
Neomycin (30) |
<<< |
13 |
- |
16 |
>>> |
|
Nitrofurantoin
(300) |
<<< |
15 |
- |
16 |
>>> |
|
Norfloxacin
(10) |
<<< |
13 |
- |
16 |
>>> |
|
Ofloxacin
(5) |
<<< |
13 |
- |
15 |
>>> |
|
Oxacillin
(1) |
<<< |
11 |
- |
12 |
>>> |
|
Oxitetracycline
(30) |
<<< |
26 |
- |
28 |
>>> |
|
Penicillin (10 U) |
<<< |
28 |
- |
29 |
>>> |
|
Piperacilin+Tezobactam
(100+10) |
<<< |
17 |
- |
18 |
>>> |
|
Quinupristin
(15) |
<<< |
11 |
- |
15 |
>>> |
|
Rifampin
(5) |
<<< |
17 |
- |
19 |
>>> |
|
Sparfloxacin
(5) |
<<< |
16 |
- |
18 |
>>> |
|
Streptomycin (10) |
<<< |
12 |
- |
14 |
>>> |
|
Sulfonamides (250/300) |
<<< |
13 |
- |
16 |
>>> |
|
Teicoplanin
(30) |
<<< |
11 |
- |
13 |
>>> |
|
Tetracycline (30) |
<<< |
15 |
- |
18 |
>>> |
|
Ticarcillin+Clavulanic
acid(75+10) |
<<< |
22 |
- |
23 |
>>> |
|
Tiamulin+Tetra
(50) |
<<< |
15 |
- |
20 |
>>> |
|
Tilmicosin
(15) |
<<< |
14 |
- |
17 |
>>> |
|
Tobramycin
(10) |
<<< |
13 |
- |
14 |
>>> |
|
Trimethoprim
(5) |
<<< |
11 |
- |
15 |
>>> |
|
Trimethoprim+Sulfamethoxazole(25) |
<<< |
11 |
- |
15 |
>>> |
|
Tylosin
(30) |
<<< |
14 |
- |
17 |
>>> |
|
Vancomycin
(30) |
<<< |
15 |
- |
15 |
>>> |
|
Streptococcus |
|||||
|
Antibiotic
(quantity μg per disk) |
Diameter of inhibition zone (mm) |
||||
|
|
Resistant |
Intermediate |
Sensible |
||
|
Cefepime
(30) |
<<< |
24 |
- |
25 |
>>> |
|
Cefotaxime
(30) |
<<< |
26 |
- |
27 |
>>> |
|
Ceftriaxone
(30) |
<<< |
25 |
- |
26 |
>>> |
|
Chloramphenicol
(30) |
<<< |
18 |
- |
20 |
>>> |
|
Clarithromycin
(15) |
<<< |
17 |
- |
20 |
>>> |
|
Clindamycin
(2) |
<<< |
16 |
- |
18 |
>>> |
|
Dalfopristin
(15) |
<<< |
16 |
- |
18 |
>>> |
|
Dirithromycin
(15) |
<<< |
14 |
- |
17 |
>>> |
|
Erythromycin (15) |
<<< |
16 |
- |
20 |
>>> |
|
Flumequine
(30) |
<<< |
15 |
- |
23 |
>>> |
|
Gentamicin
(10) |
<<< |
13 |
- |
14 |
>>> |
|
Grepafloxacin
(5) |
<<< |
16 |
- |
18 |
>>> |
|
Levofloxacin
(5) |
<<< |
14 |
- |
16 |
>>> |
|
Lincomycin
(10) |
<<< |
13 |
- |
16 |
>>> |
|
Methicillin
(5) |
<<< |
10 |
- |
13 |
>>> |
|
Neomycin (30) |
<<< |
13 |
- |
16 |
>>> |
|
Ofloxacin
(5) |
<<< |
13 |
- |
15 |
>>> |
|
Oxitetracycline
(30) |
<<< |
26 |
- |
28 |
>>> |
|
Penicillin (10 U) |
<<< |
20 |
- |
27 |
>>> |
|
Quinupristin
(15) |
<<< |
16 |
- |
18 |
>>> |
|
Streptomycin (10) |
<<< |
12 |
- |
14 |
>>> |
|
Tetracycline (30) |
<<< |
19 |
- |
22 |
>>> |
|
Tiamulin+Tetra
(50) |
<<< |
15 |
- |
20 |
>>> |
|
Tilmicosin
(15) |
<<< |
14 |
- |
17 |
>>> |
|
Trimethoprim+Sulfamethoxazole(25) |
<<< |
11 |
- |
15 |
>>> |
|
Trovafloxacin
(10) |
<<< |
16 |
- |
18 |
>>> |
|
Tylosin
(30) |
<<< |
14 |
- |
17 |
>>> |
|
Vancomycin
(30) |
<<< |
17 |
- |
17 |
>>> |