| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Antimicrobial |
Reference |
| Helicobacter pylori |
- |
- |
0.008 － 0.25 |
Moxifloxacin (BAY 12-8039, Avelox)  |
439 |
| Helicobacter pylori |
- |
- |
0.015 － ? |
Amoxicillin trihydrate |
784 |
| Helicobacter pylori |
- |
- |
<0.015 － ? |
Amoxicillin trihydrate/Metronidazole |
784 |
| Helicobacter pylori |
- |
- |
<0.025 － ? |
Ampicillin (Omnipen) |
1387 |
| Helicobacter pylori |
- |
- |
<0.025 － ? |
Ampicillin (Omnipen) |
1387 |
| Helicobacter pylori |
- |
- |
0.05 － 0.1 |
Clarithromycin (Biaxin) |
662 |
| Helicobacter pylori |
- |
- |
0.06 － 0.1 |
Amoxicillin (Novamox, Amoxil) |
662 |
| Helicobacter pylori |
- |
- |
0.063 － 0.25 |
Clarithromycin (Biaxin) |
662 |
| Helicobacter pylori |
- |
- |
0.1 － 0.78 |
Tetracycline (Sumycin, Achromycin V, Steclin) |
662 |
| Helicobacter pylori |
- |
- |
0.25 － ? |
Tetracycline (Sumycin, Achromycin V, Steclin) |
662 |
| Helicobacter pylori |
- |
- |
0.39 － 0.78 |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
662 |
| Helicobacter pylori |
- |
- |
0.5 － 1 |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
662 |
| Helicobacter pylori |
- |
- |
0.5 － 1 |
Lansoprazole |
662 |
| Helicobacter pylori |
- |
- |
0.5 － ? |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
663 |
| Helicobacter pylori |
- |
- |
0.7 － ? |
Piscidia piscipula (Non-polar extract) |
653 |
| Helicobacter pylori |
- |
- |
0.78 － 25 |
Barringtonia acutangula leaf (Extract) |
717 |
| Helicobacter pylori |
- |
- |
0.78 － 100 |
Cassia grandis L.f. leaf (Extract) |
717 |
| Helicobacter pylori |
- |
- |
0.78 － 100 |
Cleome viscosa L. leaf (Extract) |
717 |
| Helicobacter pylori |
- |
- |
0.78 － 100 |
Cleome viscosa L. stem (Extract) |
717 |
| Helicobacter pylori |
- |
- |
0.78 － 100 |
Cycas siamensis Miq. spongy integument (Extract) |
717 |
| Helicobacter pylori |
- |
- |
0.78 － 100 |
Melaleuca quinquenervia leaf (Extract) |
717 |
| Helicobacter pylori |
- |
- |
1 － 4 |
Metronidazole (Flagyl) |
662 |
| Helicobacter pylori |
- |
- |
1 － ? |
Nitazoxanide |
1387 |
| Helicobacter pylori |
- |
- |
1.56 － 25 |
Metronidazole (Flagyl) |
662 |
| Helicobacter pylori |
- |
- |
1.56 － 100 |
Achillea millefolium aerial parts (Methanol extract) |
1185 |
| Helicobacter pylori |
- |
- |
3 － ? |
Casimiroa tetrameria (Non-polar extract) |
653 |
| Helicobacter pylori |
- |
- |
3 － ? |
Piscidia piscipula (Polar extract) |
653 |
| Helicobacter pylori |
- |
- |
3.125 － 25 |
Myristica fragrans seed (Methanol extract) |
1185 |