Stable under ordinary conditions of use and storage. Avoid contamination from any source of metal. Household strength hydrogen peroxide is a mild irritant to mucus membranes. In general, ingestion, ocular or dermal exposure will cause no serious problems. Hydrogen peroxide can cause congestion and irritation of mucus membranes when inhaled as mist.
Ingestion can cause distention of the abdomen from release of gas.
Vomiting and diarrhea are common after ingestion. Obtain medical attention. Obtain medical advice. Wash affected area with soap and water. Affected area may have tingling sensation 2-3 hours after washing.