Stabilised compositions having antibacterial activity

With a antibacteria, and antiviral and/or anti-fungus active argentiferous ion and ligand stable composition, the is characterised of the composition comprises a silver and ligand preparation, wherein the ligand directed to from following 5,5) are substituted hydantoins, wherein the substituting group of comprising a conjugation unsaturated lever and malonylurea and derivatives, wherein the composition can be with the silver ion of the hydrophilic environment stable, it is a free silver, and composition's solubility of water is higher than 10mg Ag/l, comprising a sterilizing and stable, and retained active; and storage process, is not cause dressing nigrescence or discoloration.