Lidocaine hydrochloride has the chemical name of acetamide, 2-(diethylamino)-N-(2,6-dimethylphenyl)-,monohydrochloride and has the molecular weight of 270.8. Lidocaine HCl (C14H22N2O • HCl) has the following structural formula:
Each single-dose vial contains Lidocaine Hydrochloride Injection, USP, which is a sterile nonpyrogenic aqueous solution intended for parenteral administration as a local anesthetic agent. See INDICATIONS AND USAGE for special uses.
Each mL contains 20 mg lidocaine hydrochloride and 6 mg sodium chloride, in Water for Injection. Sodium hydroxide and/or hydrochloric acid may be used to adjust pH between 5.0 and 7.0.
{{section_name_patient}}
{{section_body_html_patient}}
Additional Resources
Chat online with Pfizer Medical Information regarding your inquiry on a Pfizer medicine or vaccine.
Speak with a Pfizer Medical Information Professional regarding your Pfizer medicine or vaccine inquiry.
Available 9AM-5PM ET Monday to Friday; excluding holidays.
Submit a medical question for a Pfizer medicine or a vaccine.
The submission will be reviewed during our standard business hours.
To report an adverse event related to a Pfizer product and you are not part of a clinical trial* for this medication, click the link below to submit your information:
Pfizer Safety Reporting Site
*If you are involved in a clinical trial for either product, adverse events should be reported to your coordinating study site.
If you cannot use the above website to report an adverse event related to a Pfizer medication, please call (800) 438-1985.
You may also contact the U.S. Food and Drug Administration (FDA) directly to report adverse events or product quality concerns either online at www.fda.gov/medwatch or by calling (800) 332-1088.