Bells Hydrogen Peroxide has antimicrobial effect of the liberated oxygen is reduced in the presence of organic matter. It is used to cleanse wounds and ulcers in concentrations of up to 6%. Adhering and blood-soaked dressings may be released by the application of a solution of hydrogen peroxide. Used as a gargle or mouthwash and for the treatment of cuts, wounds and superficial damage to the skin (abrasions). A 1.5% solution has been used as a mouthwash in the treatment of acute stomatitis and as a deodorant gargle.