<unk> (subgengival) is an an amide local anesthetic that is FDA approved for the procedure of localized anesthesia in periodontal pockets during scaling and/or root planing.   Common adverse reactions include application site reactions including pain, soreness, irritation, numbness, ulcerations, vesicles, edema, abscess and/or redness.
Lidocaine/Prilocaine 
Etidocaine
Lidocaine 
Quinidine
Prilocaine hydrochloride
Articaine
Cinchocaine
Procaine