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lidocaine hydrochloride and epinephrine injection, USP Description

DESCRIPTION

Lidocaine Hydrochloride and Epinephrine Injection, USP is a sterile, nonpyrogenic solution of lidocaine hydrochloride and epinephrine in water for injection for parenteral administration in various concentrations with characteristics as follows:

Concentration

Lidocaine HCl

Epinephrine

Lidocaine HCl

(anhyd.) mg/mL

Epinephrine

mcg/mL

Sodium Chloride

mg/mL

0.5%

1:200,000

5

5

8

1%

1:200,000

10

5

7

1.5%

1:200,000

15

5

6.5

2%

1:200,000

20

5

6

1%

1:100,000

10

10

7

2%

1:100,000

20

10

6

Sodium metabisulfite 0.5 mg/mL and citric acid, anhydrous 0.2 mg/mL added as stabilizers. The headspace of Lists 1209, 3177, 3178, 3181, 3182 and 3183 are nitrogen gassed. May contain sodium hydroxide and/or hydrochloric acid to adjust pH; pH is 4.5 (3.3 to 5.5). See HOW SUPPLIED section for various sizes and strengths.

Multiple-dose vials contain methylparaben 1 mg/mL added as preservative.

Single-dose ampuls and vials contain no bacteriostat or antimicrobial agent. Discard unused portion.

Lidocaine is a local anesthetic of the amide type.

Lidocaine Hydrochloride, USP is chemically designated 2-(diethyl-amino)-2',6'-acetoxylidide monohydrochloride monohydrate, a white powder freely soluble in water. It has the following structural formula:

structural formula lidocaine hydrochloride usp

Epinephrine, USP is a sympathomimetic (adrenergic) agent designated chemically as 4-[1-hydroxy-2 (methylamino) ethyl]-1,2 benzenediol, a white, microcrystalline powder. It has the following structural formula:

structrual formula epinephrine, usp
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