Other Information: Do not store above 77 degrees F (25 degrees C). Store bottle in the outer carton. Misc: (Carbamide peroxide) non USP (pH Differs from USP Specifications). For minor mouth or gum irritations. Cleanses dental appliance irritations. Soothes canker sores. Kills odor-forming germs. Oxygen-rich. Microfoam action. Made in USA.