| Drug Combinations | ΣFIC | Interpretation |
| Rif/Eth | 0.26 | Synergy |
| Cip/Flu | 0.30 | Synergy |
| Ery/Dox | 0.56 | Additive |
| Cla/Nit | 0.38 | Synergy |
| Azi/Amo | 0.30 | Synergy |
| Lev/Dic | 1.50 | Indifference |
| Gen/Cef | 1.06 | Indifference |
| Ami/Cli | 5.20 | Antagonism |