PURE BIOLOGICALLY ACTIVE COLISTIN, ITS COMPONENTS AND A COLISTIN FORMULATION FOR TREATMENT OF PULMONARY INFECTIONS

摘要

An anti-Pseudomonas aeruginosa agent which is substantially pure biologically active colistin component, a mixture thereof or a pharmaceutically acceptable salt thereof delivered as an aerosol or dry powder formulation. The figure shows a general structure of a prodrug colimycin (Figure 1A) and a generic formula of a drug colistin and its components substituents (Figure 1B). A formulation and method for preparation of substantially pure biologically active colistin component, a mixture thereof or a pharmaceutically acceptable salt thereof. A method for treatment and prophylaxis of Pseudomonas aeruginosa, Stenotrophomonas maltophilia or other susceptible pulmonary bacterial infections.