Composition for antimicrobial and antibiofilm activity containing halogenated phenol derivative as active ingredient

A method of inhibiting a growth of Staphylococcus aureus or pathogenic microorganisms, comprising:

• administering to a subject in need thereof an effective amount of an antimicrobial composition comprising a compound represented by the following Chemical Formula 1 or a pharmaceutically acceptable salt thereof as an active ingredient:
• wherein, in the formula,
• X1 and X2 is the same or different and each independently selected from hydrogen or halogen.

A method of preventing or treating an infection caused by a biofilm of Staphylococcus aureus or pathogenic microorganisms,

• administering to a subject an effective amount of a pharmaceutical composition comprising a compound represented by the following Chemical Formula 1 or a pharmaceutically acceptable salt thereof as an active ingredient:
• wherein, in the formula,
• X1 and X2 is the same or different and each independently selected from hydrogen or halogen.