Xylocaine Lidocaine 2% Injection, 20 mg/mL, Multiple Dose Vials 20 mL, 25/Tray (Rx)Xylocaine (Lidocaine) 2% Injection is a sterile, prescription medication used as a local anesthetic and sometimes as an antiarrhythmic agent. Heres an overview of what it is and how its used: What is Xylocaine (Lidocaine) 2% Injection? Active Ingredient: Lidocaine hydrochloride 2% (20 mg mL) Form: Sterile solution for injection Brand Name: Xylocaine (the brand name for lidocaine made by AstraZeneca and others) Uses 1. Local Anesthetic Blocks nerve