<unk>  is an oral anesthetic that is FDA approved for the treatment of toothaches and pain due to braces, dentures and minor dental procedures.   Common adverse reactions include hypersensitivity reactions.
Hexylresorcinol
Indigo carmine
Diosmectite
Manganese dioxide
Pyridinium chlorochromate
Methyl tert-butyl ether
Tetrachloroethylene
Acetarsol