Hydrogen peroxide is a chemical compound with the formula H ₂O ₂. In its pure form, it is a very pale blue, clear liquid, slightly more viscous than water. Hydrogen peroxide is the simplest peroxide. It is used as an oxidizer, bleaching agent, and as an antiseptic .Hydrogen peroxide is a mild antiseptic used on the skin to prevent infection of minor cuts, scrapes, and burns. It may also be used as a mouth rinse to help remove mucus or to relieve minor mouth irritation (e.g., due to canker/cold sores, gingivitis). This product works by releasing oxygen when it is applied to the affected area. The release of oxygen causes foaming, which helps to remove dead skin and clean the area. This product should not be used to treat deep wounds, animal bites, or serious burns.DIRECTIONS FOR USE.If you are using this product on the skin, clean the affected area before use. Apply a small amount of product on the affected area, usually 1 to 3 times daily or as directed by your doctor. If you apply a bandage after using this product, let the area dry first. If you are using this product as a mouth rinse, mix with an equal amount of water before using. Swish in the mouth over the affected area for at least 1 minute, then spit out. Do not swallow this product. Rinse up to 4 times daily. Use this product regularly in order to get the most benefit from it. To help you remember, use it at the same time(s) each day.