Colistin A is an antibiotic generated by certain strains of the bacteria Paenibacillus polymyxa. Colistin is a mixture of the cyclic polypeptides colistin A and B and belongs to the class of polypeptide antibiotics known as polymyxins. Colistin is effecti
Colistin adjuvant-2 is a compound that acts as a potentiation agent for colistin, effectively enhancing its activity against Gram-negative bacteria [1].