carbamide peroxide

https://en.wikipedia.org/wiki/Carbamide

https://en.wikipedia.org/wiki/Carbamide_peroxide

https://en.wikipedia.org/wiki/Carbamide-containing_cream

https://en.wikipedia.org/wiki/Carbamidase

Carbamide Peroxide Otic (Ear) : Uses, Side Effects …

Carbamide peroxide | CH6N2O3 – PubChem