|
Test isolates
|
Antibiotic
|
Antibiotic alone (mm)
|
Antibiotic plus plant extract (mm)
|
% change in IZD
|
Interpretation
|
|---|
|
S. aureus
|
CP
|
16
|
16
|
0
|
indifference
|
| |
SX
|
15
|
15
|
0
|
indifference
|
| |
PN
|
-
|
-
|
-
|
-
|
| |
SE
|
24
|
22
|
-8.33
|
antagonism
|
|
P. aeruginosa
|
CP
|
29
|
35
|
20.69
|
synergism
|
| |
SX
|
23
|
12
|
-47.83
|
antagonism
|
| |
PN
|
-
|
-
|
-
|
-
|
| |
SE
|
29
|
-
|
-
|
-
|
|
P. mirabilis
|
CP
|
15
|
25
|
66.67
|
synergism
|
| |
SX
|
24
|
26
|
8.33
|
additive
|
| |
PN
|
12
|
20
|
66.67
|
synergism
|
| |
SE
|
29
|
19
|
-34.48
|
antagonism
|
|
E. coli
|
CP
|
35
|
42
|
20
|
synergism
|
|
ATCC 11775
|
SX
|
10
|
12
|
20
|
synergism
|
| |
PN
|
16
|
10
|
-37.5
|
antagonism
|
| |
SE
|
22
|
11
|
-50
|
antagonism
|
|
E. coli
|
CP
|
39
|
40
|
2.56
|
additive
|
| |
SX
|
10
|
12
|
20
|
synergism
|
| |
PN
|
8
|
10
|
25
|
synergism
|
| |
SE
|
14
|
11
|
-21.42
|
antagonism
|
|
C. albicans
|
KE
|
26
|
23
|
-11.54
|
antagonism
|
|
ATCC 90028
|
NY
|
38
|
30
|
-7.14
|
antagonism
|
|
C. albicans
|
KE
|
21
|
27
|
28.57
|
synergism
|
| |
NY
|
24
|
32
|
33.33
|
synergism
|
- Key: -, No activity; CP, 10 mg of ciprofloxacin; SX, 30 mg of septrin; SE, 30 mg of streptomycin; PN, 30 mg of ampicillin; KE, ketoconazole; NY, nystatin.; %, percentage; IZD, inhibition zone diameter.
