Table 3.
Interaction between antibiotics and cinnamon bark oil or cinnamaldehyde against 30 clinically isolated MDR-PA strains
| Combinations | % isolates of bacteria in each interaction activity | |||
|---|---|---|---|---|
| SYN | IND | ANT | ||
| Colistin | Cinnamon bark oil | 16.7 | 83.3 | ND |
| Cinnamaldehyde | 10 | 90 | ND | |
| Meropenem | Cinnamon bark oil | 3.3 | 96.7 | ND |
| Cinnamaldehyde | ND | 100 | ND | |
| Imipenem | Cinnamon bark oil | ND | 100 | ND |
| Cinnamaldehyde | ND | 100 | ND | |
| Doripenem | Cinnamon bark oil | ND | 100 | ND |
| Cinnamaldehyde | ND | 100 | ND | |
| Ciprofloxacin | Cinnamon bark oil | ND | 100 | ND |
| Cinnamaldehyde | ND | 100 | ND | |
| Piperacillin | Cinnamon bark oil | ND | 100 | ND |
| Cinnamaldehyde | ND | 100 | ND | |
| Ceftazidime | Cinnamon bark oil | ND | 100 | ND |
| Cinnamaldehyde | ND | 100 | ND | |
SYN synergy, IND indifferent, ANT antagonist, ND not detected