Why does carbamide peroxide release hydrogen peroxide?

Carbamide peroxide release hydrogen peroxide upon contact with teeth, which is a strong oxidizing and bleaching agent. It also release free radicals such as H+ or H3O+ [A32336]. Hydrogen peroxide also acts as an antiseptic, especially in sites with relative anaerobiosis.

Are there any 1, 1 bis peroxides that are unstable?

Though many 1,1-bis-peroxides have been reported, few have been purified because of the higher explosion hazards compared with the monofunctional peroxides. It is unlikely that this derivative would be particularly unstable compared to other peroxides in its class [Bretherick 2nd ed., p 44 1979].

Can you use carbamide peroxide without dental supervision?

Carbamide peroxide can be used at home without dental supervision; however it’s recommended consulting with the dentist first. The concentration is the percentage of the gel that is composed of the tooth whitening agent (HP or CP).

How does carbamide peroxide work in the ear?

Carbamide Peroxide is an agent composed of urea and hydrogen peroxide. As an earwax removal agent, carbamide peroxide releases, upon administration into the ear, oxygen and causes foaming which helps soften, loosen and remove excessive earwax. It is also used as a disinfectant and in dentistry for its teeth whitening effects.