Answer
It may retain activity because aztreonam is generally stable against class B metallo-beta-lactamases, while avibactam blocks other enzymes that may also be present. Susceptibility testing and specialist interpretation remain important.
Sources for this answer
- Emblaveo 1.5 g/0.5 g powder for concentrate for solution for infusion — Current selected SmPCemc · Summary of Product Characteristics
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.