Lidocaine 1% Injection 20 mL Multiple-Dose Vials 25/Pack Hospira (RX)Lidocaine HCl 1% Injection 20 mL Multiple Dose Vials is a medication commonly used for local anesthesia. It contains 1% lidocaine hydrochloride, a numbing agent, and is available in a 20 mL multiple dose vial. This means that the vial can be used for multiple injections, as opposed to a single use vial. Lidocaine HCl can be used to numb a specific area for medical procedures or surgeries, or to provide pain relief for conditions such as burns, insect