药物信息为DentiPatch (Lidocaine Transoral Delivery System) (Noven Parmaceuticals, Inc.): DESCRIPTION

The DentiPatch® system contains a local anesthetic agent to be applied topically to the oral cavity. See INDICATIONS for specific uses.

Lidocaine is chemically designated as acetamide, 2-(diethylamino)-N-(2,6-dimethylphenyl)-, and has the following structural formula:

The molecular formula of lidocaine is C₁₄H₂₂N₂O. The molecular weight is 234.34.

Each 2 cm² patch contains lidocaine base as the active ingredient in the amount of 46.1 mg. Non-active ingredients include: karaya gum, glycerin, dipropylene glycol, lecithin, propylene glycol, aspartame, spearmint flavor, polyester film laminate and polyester-rayon fabric.

Each unit is sealed in a paper polyethylene-foil pouch.