MLEB-22043 is a synthetic siderophore-monobactam conjugate that is taken up into bacteria via its synthetic siderophore component by TonB-dependent transporters. Once inside the bacteria, it exerts antibacterial activity through its β-lactam component. MLEB-22043 is a broad-spectrum antibiotic with significant inhibitory activity against Klebsiella pneumoniae, Escherichia coli, Acinetobacter baumannii, and Pseudomonas aeruginosa.

Providing storage is as stated on the product vial and the vial is kept tightly sealed, the product can be stored for up to 24 months.
Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20°C. Generally, these will be useable for up to one month. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour.