e with 0 × 00^0^ CFUs per mouse. After inoculation, the mice were divided randomly into four groups (n = 0): (a) solvent (00 μL of DMSO), control treatment group; (b) IAL (00 mg/kg of bodyweight), alone treatment group; (c) polymyxin B (00 mg/kg), alone treatment group; and (d) a combination treatment group with IAL (00 mg/kg) and polymyxin B (00 mg/kg). Following simultaneous subcutaneous administration and subsequent administration every 0 hours, the infected mice of each group were killed at 00 hours post‐infection. The 