Less is known about the mode of action of biocides than about antibiotics. In general, biocides have a broader spectrum of activity than antibiotics, and, while antibiotics tend to have specific intracellular targets, biocides may have multiple targets.
For information about biocide examples and their mode of actions, please see the review article entitled " Antiseptics and Disinfectants: Activity, Action, and Resistance" contained in the following link: