SPL Set ID: fc83d701-02b2-4595-8e5b-dbebc5e209d5

Lidocaine Hydrochloride and Epinephrine Injection, USP is a sterile, nonpyrogenic, aqueous solution that contains a local anesthetic agent with epinephrine and is administered parenterally by injection. See INDICATIONS AND USAGE section for specific uses. Lidocaine Hydrochloride and Epinephrine Injection, USP solution contains lidocaine HCl, which is chemically designated as acetamide, 2-(diethylamino)-N-(2,6-dimethylphenyl)-, monohydrochloride and has the molecular wt. 270.8. Lidocaine HCl (C 14 H 22 N 2 O • HCl) has the following structural formula: Epinephrine is (-) -3, 4-Dihydroxy-α-[(methylamino) methyl] benzyl alcohol and has the molecular wt. 183.21. Epinephrine (C 9 H 13 NO 3 ) has the following structural formula: Lidocaine Hydrochloride and Epinephrine Injection, USP is a single-dose solution that is M ethyl P araben (Preservative) F ree (MPF). Lidocaine Hydrochloride and Epinephrine Injection, USP is a sterile, nonpyrogenic, isotonic solution containing sodium chloride. Each mL contains lidocaine hydrochloride and epinephrine, with 0.5 mg sodium metabisulfite as an antioxidant and 0.2 mg citric acid as a stabilizer. The pH of these solutions is adjusted to approximately 4.5 (3.3 to 5.5) with sodium hydroxide and/or hydrochloric acid. Filled under nitrogen. structure 1 Epinephrine Chemical Structure