Answer
Unopened Zerbaxa 1 g/0.5 g powder for concentrate for solution for infusion has a shelf life of 3 years.
Sources for this answer
- Zerbaxa 1 g/0.5 g powder for concentrate for solution for infusionMerck Sharp & Dohme (UK) Limited · emc · SmPC §6.3 Shelf life · Version 10Document updated
Sources checked