Benzocaine hydrochloride is a surface anesthetic that acts by preventing transmission of impulses along nerve fibers and at nerve endings.

Polyphenolic compounds with molecular weights of around 500-3000 daltons and containing enough hydroxyl groups (1-2 per 100 MW) for effective cross linking of other compounds (ASTRINGENTS).

A 1120 is a nonretinoid retinol-binding protein 4 (RBP4) antagonist (Ki: 8.3 nM), which disrupts the interaction between RBP4 and its binding partner transthyretin.