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Lidocaine hydrochloride - Medication Information

Product NDC Code 71872-7126
Drug Name

Lidocaine hydrochloride

Type Generic
Pharm Class Amide Local Anesthetic [EPC],
Amides [CS],
Antiarrhythmic [EPC],
Local Anesthesia [PE]
Active Ingredients
Lidocaine hydrochloride 20 mg/ml
Route INTRAVENOUS
Dosage Form INJECTION
RxCUI drug identifier 1012068
Application Number ANDA083173
Labeler Name Medical Purchasing Solutions, LLC
Packages
Package NDC Code Description
71872-7126-1 1 carton in 1 bag (71872-7126-1) / 1 syringe in 1 carton / 5 ml in 1 syringe
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Drug abuse and dependence

Information about whether the drug is a controlled substance, the types of abuse that can occur with the drug, and adverse reactions pertinent to those types of abuse.
DRUG ABUSE AND DEPENDENCE Although specific studies have not been conducted, lidocaine hydrochloride has been used clinically without evidence of abuse of this drug or of physiological or physical dependence as a result of its use.

Overdosage of Lidocaine Hydrochloride

Information about signs, symptoms, and laboratory findings of acute ovedosage and the general principles of overdose treatment.
OVERDOSAGE Overdosage of lidocaine hydrochloride usually results in signs of central nervous system or cardiovascular toxicity. See ADVERSE REACTIONS . Should convulsions or signs of respiratory depression and arrest develop, the patency of the airway and adequacy of ventilation must be assured immediately. Should convulsions persist despite ventilatory therapy with oxygen, small increments of anticonvulsive agents may be given intravenously. Examples of such agents include a benzodiazepine (e.g., diazepam), an ultrashort-acting barbiturate (e.g., thiopental or thiamylal), or a short-acting barbiturate (e.g., pentobarbital or secobarbital). If the patient is under general anesthesia, a short-acting muscle relaxant (e.g., succinylcholine) may be administered. Should circulatory depression occur, vasopressors may be used. Should cardiac arrest occur, standard CPR procedures should be instituted. Dialysis is of negligible value in the treatment of acute overdosage from lidocaine hydrochloride.

Adverse reactions

Information about undesirable effects, reasonably associated with use of the drug, that may occur as part of the pharmacological action of the drug or may be unpredictable in its occurrence. Adverse reactions include those that occur with the drug, and if applicable, with drugs in the same pharmacologically active and chemically related class. There is considerable variation in the listing of adverse reactions. They may be categorized by organ system, by severity of reaction, by frequency, by toxicological mechanism, or by a combination of these.
ADVERSE REACTIONS Adverse experiences following the administration of lidocaine are similar in nature to those observed with other amide local anesthetic agents. Adverse experiences may result from high plasma levels caused by excessive dosage or may result from a hypersensitivity, idiosyncrasy or diminished tolerance on the part of the patient. Serious adverse experiences are generally systemic in nature. The following types are those most commonly reported. The adverse experiences under Central Nervous System and Cardiovascular System are listed, in general, in a progression from mild to severe. 1. Central Nervous System: CNS reactions are excitatory and/or depressant, and may be characterized by lightheadedness, nervousness, apprehension, euphoria, confusion, dizziness, drowsiness, tinnitus, blurred or dou- ble vision, vomiting, sensations of heat, cold or numbness, twitching, tremors, convulsions, unconsciousness, respiratory depression and arrest. The excitatory reactions may be very brief or may not occur at all, in which case, the first manifestation of toxicity may be drowsiness, merging into unconsciousness and respiratory arrest. 2. Cardiovascular System: Cardiovascular reactions are usually depressant in nature and are characterized by bradycardia, hypotension, and cardiovascular collapse, which may lead to cardiac arrest. 3. Allergic reactions as a result of sensitivity to lidocaine are extremely rare and, if they occur, should be managed by conventional means.

Lidocaine Hydrochloride Drug Interactions

Information about and practical guidance on preventing clinically significant drug/drug and drug/food interactions that may occur in people taking the drug.
4. Drug Interactions Lidocaine hydrochloride should be used with caution in patients with digitalis toxicity accompanied by atrioventricular block. Concomitant use of beta-blocking agents may reduce hepatic blood flow and thereby reduce lidocaine clearance. Lidocaine and tocainide are pharmacologically similar. The concomitant use of these two agents may cause an increased incidence of adverse reactions, including central nervous system adverse reactions such as seizure.

Clinical pharmacology

Information about the clinical pharmacology and actions of the drug in humans.
CLINICAL PHARMACOLOGY Mechanisms of action and electrophysiology: Studies of the effects of therapeutic concentrations of lidocaine on the electrophysiological properties of mammalian Purkinje fibers have shown that lidocaine attenuates phase 4 diastolic depolarization, decreases automaticity and causes a decrease or no change in excitability and membrane responsiveness. Action potential duration and effective refractory period of Purkinje fibers are decreased, while the ratio of effective refractory period to action potential duration is increased. Action potential duration and effective refractory period of ventricular muscle are also decreased. Effective refractory period of the AV node may increase, decrease or remain unchanged, and atrial effective refractory period is unchanged. Lidocaine raises the ventricular fibrillation threshold. No significant interactions between lidocaine and the autonomic nervous system have been described and consequently lidocaine has little or no effect on autonomic tone. Clinical electrophysiological studies with lidocaine have demonstrated no change in sinus node recovery time or sinoatrial conduction time. AV nodal conduction time is unchanged or shortened, and His-Purkinje conduction time is unchanged. Hemodynamics: At therapeutic doses, lidocaine has minimal hemodynamic effects in normal subjects and in patients with heart disease. Lidocaine has been shown to cause no, or minimal, decrease in ventricular contractility, cardiac output, arterial pressure or heart rate. Pharmacokinetics and metabolism: Lidocaine is rapidly metabolized by the liver, and less than 10% of a dose is excreted unchanged in the urine. Oxidative N dealkylation, a major pathway of metabolism, results in the metabolites monoethylglycinexylidide and glycinexylidide. The pharmacological/toxicological activities of these metabolites are similar to, but less potent than, lidocaine. The primary metabolite in urine is a conjugate of 4-hydroxy-2,6,-dimethylaniline. The elimination half-life of lidocaine following an intravenous bolus injection is typically 1.5 to 2 hours. There are data that indicate that the half-life may be 3 hours or longer following infusions of greater than 24 hours. Because of the rapid rate at which lidocaine is metabolized, any condition that alters liver function, including changes in liver blood flow, which could result from severe congestive heart failure in shock, may alter lidocaine kinetics. The half-life may be two-fold or more, greater in patients with liver dysfunction. Renal dysfunction does not affect lidocaine kinetics, but may increase the accumulation of metabolites. Therapeutic effects of lidocaine are generally associated with plasma levels at 6 to 25 μ mole/L (1.5 to 6 mcg free base per mL). The blood to plasma distribution ratio is approximately 0.84. Objective adverse manifestations become increasingly apparent with increasing plasma levels above 6 mcg free base per mL. The plasma protein binding of lidocaine is dependent on drug concentration, and the fraction bound decreases with increasing concentration. At concentrations of 1 to 4 mcg free base per mL, 60 to 80 percent of lidocaine is protein bound. In addition to lidocaine concentration, the binding is dependent on the plasma concentration of the α-1-acid glycoprotein. Lidocaine readily crosses the placental and blood-brain barriers. Dialysis has negligible effects on the kinetics of lidocaine.

Contraindications

Information about situations in which the drug product is contraindicated or should not be used because the risk of use clearly outweighs any possible benefit, including the type and nature of reactions that have been reported.
CONTRAINDICATIONS Lidocaine hydrochloride is contraindicated in patients with a known history of hypersensitivity to local anesthetics of the amide type. Lidocaine hydrochloride should not be used in patients with Stokes-Adams syndrome. Wolff-Parkinson-White syndrome, or with severe degrees of sinoatrial, atrioventricular, or intraventricular block in the absence of an artificial pacemaker.

Description

General information about the drug product, including the proprietary and established name of the drug, the type of dosage form and route of administration to which the label applies, qualitative and quantitative ingredient information, the pharmacologic or therapeutic class of the drug, and the chemical name and structural formula of the drug.
DESCRIPTION Lidocaine Hydrochloride Injection USP, is a sterile, aqueous solution of lidocaine, an antiarrhythmic agent, prepared with the aid of hydrochloric acid. It is intended for intravenous administration by either direct injection or continuous infusion. Lidocaine hydrochloride is designated 2-(Diethylamino)-2’, 6’-acetoxylidide monohydrochloride and isrepresented by the following structural formula: *pH of the above solution adjusted with sodium hydroxide and/or hydrochloric acid to finished product pH limits between 5 and 7. The medication and fluid pathway of these disposable syringes are sterile and nonpyrogenic in the original, unopened package with component caps in place. These dosage forms do not contain preservatives; once the unit is assembled and used, any remaining portion of the solution must be discarded with the entire unit. Molecular Structure

Dosage and administration

Information about the drug product’s dosage and administration recommendations, including starting dose, dose range, titration regimens, and any other clinically sigificant information that affects dosing recommendations.
DOSAGE AND ADMINISTRATION Adults: Single Direct Intravenous Injection (bolus): ONLY THE 50 AND 100 MG DOSAGE SIZES should be used for direct intravenous injection. The usual dose is 50 to 100 mg of lidocaine hydrochloride (0.70 to 1.4 mg/kg; 0.32 to 0.63 mg/lb) administered intravenously under ECG monitoring. This dose may be administered at the rate of approximately 25 to 50 mg/min (0.35 to 0.70 mg/kg/min; 0.16 to 0.32 mg/lb/min). Sufficient time should be allowed to enable a slow circulation to carry the drug to the site of action. If the initial injection of 50 to 100 mg does not produce a desired response, a second dose may be injected after 5 minutes. (See illustrated instructions for use.) NO MORE THAN 200 TO 300 MG OF LIDOCAINE HYDROCHLORIDE SHOULD BE ADMINISTERED DURING A ONE HOUR PERIOD. Continuous Intravenous Infusion: Following bolus administration, intravenous infusions of lidocaine hydrochloride may be initiated at the rate of 1 to 4 mg/min of lidocaine hydrochloride (0.014 to 0.057 mg/kg/min; 0.006 to 0.026 mg/lb/min). The rate of intravenous infusions should be reassessed as soon as the patient’s basic cardiac rhythm appears to be stable or at the earliest signs of toxicity. It should rarely be necessary to continue intravenous infusions of lidocaine for prolonged periods. Solutions for intravenous infusion may be prepared by the addition of one gram (or two grams) of lidocaine hydrochloride to one liter of 5% dextrose in water using aseptic technique. Approximately a 0.1% (or 0.2%) solution will result from this procedure; that is, each milliliter will contain approximately 1 (or 2) mg of lidocaine hydrochloride. In those cases in which fluid restriction is medically appropriate, a more concentrated solution may be prepared. Lidocaine hydrochloride injection has been found to be chemically stable for 24 hours after dilution in 5% dextrose in water. However, as with all intravenous admixtures, dilution of the solution should be made just prior to its administration. It is very important that after adding lidocaine hydrochloride, or any other medication, to an I.V. container, the contents be thoroughly mixed before beginning the infusion. When administering by continuous I.V. infusion, it is advisable to use a precision volume control I.V. set. Pediatric Controlled clinical studies in the pediatric population to establish dosing schedules have not been conducted. The American Heart Association’s Standards and Guidelines recommends a bolus dose of 1 mg/kg, and an infusion rate of between 20 to 50 mcg/kg/min for prolonged therapy. When drug clearance is reduced, as in patients with shock, congestive heart failure or cardiac arrest, the infusion rate should not exceed 20 mcg/kg/min. Note Regarding Prolonged Infusion: There are data that indicate the half-life may be 3 hours or longer following infusions of greater than 24 hours in duration. Note: Parenteral drug products should be inspected visually for particulate matter and discoloration prior to administration whenever the solution and container permit.

Indications and usage

A statement of each of the drug products indications for use, such as for the treatment, prevention, mitigation, cure, or diagnosis of a disease or condition, or of a manifestation of a recognized disease or condition, or for the relief of symptoms associated with a recognized disease or condition. This field may also describe any relevant limitations of use.
INDICATIONS AND USAGE Lidocaine hydrochloride administered intravenously, is specifically indicated in the acute management of ventricular arrhythmias such as those occurring in relation to acute myocardial infarction, or during cardiac manipulation, such as cardiac surgery.

Spl product data elements

Usually a list of ingredients in a drug product.
Lidocaine Hydrochloride Lidocaine Hydrochloride HYDROCHLORIC ACID SODIUM HYDROXIDE LIDOCAINE HYDROCHLORIDE LIDOCAINE LIDOCAINE HYDROCHLORIDE ANHYDROUS

Carcinogenesis and mutagenesis and impairment of fertility

Information about carcinogenic, mutagenic, or fertility impairment potential revealed by studies in animals. Information from human data about such potential is part of the warnings field.
5. Carcinogenesis, mutagenesis, impairment of fertility: Long term studies in animals to evaluate the carcinogenic and mutagenic potential or the effect on fertility of lidocaine hydrochloride have not been conducted.

Laboratory tests

Information on laboratory tests helpful in following the patient’s response to the drug or in identifying possible adverse reactions. If appropriate, information may be provided on such factors as the range of normal and abnormal values expected in the particular situation and the recommended frequency with which tests should be performed before, during, and after therapy.
3. LABORATORY tests: None known.

Package label principal display panel

The content of the principal display panel of the product package, usually including the product’s name, dosage forms, and other key information about the drug product.
PRINCIPLE DISPLAY PANEL: Syringe Label FOR IV USE IN VENTRICULAR ARRHYTHMIAS SEE INSERT / SINGLE DOSE NO PRESERVATIVES ADDED Rx Only 5 mL 100 mg 20 mg / mL LIDOCAINE HYDROCHLORIDE INJECTION, USP, 2% Approx. mg mL 0 0 20 1 40 2 60 3 80 4 Label PRINCIPLE DISPLAY PANEL: Carton Luer-Lock Prefilled Syringe Rx Only Stock No. 3390 LIDOCAINE HCl INJ., 2% 100 mg per 5 mL 100 mg INTRAVENOUS INJECTION FOR VENTRICULAR ARRHYTHMIAS Single use, do not reuse or resterilize. LUER-JET ™ LUER-LOCK PREFILLED SYRINGE Carton PRINCIPAL DISPLAY PANEL: OUTER PACKAGE LABEL NDC 71872-7126-1 RX Only Lidocaine HCI Inj., USP 100 mg per 5 mL Luer-Lock Prefilled Syringe 1 x Syringe lidolabel

Spl unclassified section

Information not classified as belonging to one of the other fields. Approximately 40% of labeling with effective_time between June 2009 and August 2014 have information in this field.
Rx Only

Lidocaine Hydrochloride: Information for patients

Information necessary for patients to use the drug safely and effectively, such as precautions concerning driving or the concomitant use of other substances that may have harmful additive effects.
2. Patient Information: The patients should be advised of the possible occurrence of the experiences listed under ADVERSE REACTIONS .

Labor and delivery

Information about the drug’s use during labor or delivery, whether or not the use is stated in the indications section of the labeling, including the effect of the drug on the mother and fetus, on the duration of labor or delivery, on the possibility of delivery-related interventions, and the effect of the drug on the later growth, development, and functional maturation of the child.
7. Labor and Delivery: The effects of lidocaine hydrochloride on the mother and the fetus, when used in the management of cardiac arrhythmias during labor and delivery, are not known. Lidocaine readily crosses the placental barrier.

Nursing mothers

Information about excretion of the drug in human milk and effects on the nursing infant, including pertinent adverse effects observed in animal offspring.
8. Nursing Mothers: It is not known whether this drug is excreted in human milk. Because many drugs are excreted in human milk, caution should be exercised when lidocaine is administered to a nursing woman.

Pediatric use

Information about any limitations on any pediatric indications, needs for specific monitoring, hazards associated with use of the drug in any subsets of the pediatric population (such as neonates, infants, children, or adolescents), differences between pediatric and adult responses to the drug, and other information related to the safe and effective pediatric use of the drug.
9. Pediatric Use: Safety and effectiveness in children have not been established by controlled clinical studies (See DOSAGE AND ADMINISTRATION ).

Pregnancy

Information about effects the drug may have on pregnant women or on a fetus. This field may be ommitted if the drug is not absorbed systemically and the drug is not known to have a potential for indirect harm to the fetus. It may contain information about the established pregnancy category classification for the drug. (That information is nominally listed in the teratogenic_effects field, but may be listed here instead.)
6. Pregnancy: Teratogenic effects: Pregnancy Category B Reproduction studies have been performed in rats at doses up to 6.6 times the maximum human doses and have revealed no significant findings. There are, however, no adequate and well-controlled studies in pregnant women. Because animal reproduction studies are not always predicted of human response, this drug should be used during pregnancy only if clearly needed.

How supplied

Information about the available dosage forms to which the labeling applies, and for which the manufacturer or distributor is responsible. This field ordinarily includes the strength of the dosage form (in metric units), the units in which the dosage form is available for prescribing, appropriate information to facilitate identification of the dosage forms (such as shape, color, coating, scoring, and National Drug Code), and special handling and storage condition information.
HOW SUPPLIED Lidocaine Hydrochloride Injection, USP For Direct Intravenous Injection I n unit-use packages containing a Luer-Jet ™ Luer-Lock Prefilled Syringe. Ten cartons per package. Concentration Stock No. NDC No. Size 2% 3390 76329-3390-1 5 mL (100 mg) Syringe Assembly Directions: USE ASEPTIC TECHNIQUE Do not assemble until ready to use. *CAUTION: IMPROPER ENGAGING MAY CAUSE GLASS BREAKAGE AND SUBSEQUENT INJURY. Store at 20 to 25°C (68 to 77°F). [See USP Controlled Room Temperature]. INTERNATIONAL MEDICATION SYSTEMS, LIMITED REV. 8-11 So. El Monte , CA 91733, U.S.A. An Amphastar Pharmaceuticals Company Instructions

General precautions

Information about any special care to be exercised for safe and effective use of the drug.
1. General: Caution should be employed in the use of lidocaine hydrochloride in patients with severe liver or kidney disease because accumulation of the drug or metabolites may occur. Lidocaine hydrochloride should be used with caution in the treatment of patients with hypovolemia, severe congestive heart failure, shock, and all forms of heart block. In patients with sinus bradycardia or incomplete heart block, the administration of lidocaine hydrochloride intravenously for the elimination of ventricular ectopic beats, without prior acceleration in heart rate (e.g., by atropine, isoproterenol or electric pacing), may promote more frequent and serious ventricular arrhythmias or complete heart block (see CONTRAINDICATIONS ). Dosage should be reduced for children and for debilitated and/or elderly patients, commensurate with their age and physical status. The safety of amide local anesthetic agents in patients with genetic predisposition to malignant hyperthermia has not been fully assessed; therefore, lidocaine should be used with caution in such patients. In hospital environments where drugs known to be triggering agents for malignant hyperthermia (fulminant hypermetabolism) are administered, it is suggested that a standard protocol for management should be available. It is not known whether lidocaine may trigger this reaction; however, large doses resulting in significant plasma concentrations, as may be achieved by intravenous infusion, pose potential risk to these individuals. Recognition of early unexplained signs of tachycardia, tachypnea, labile blood pressure and metabolic acidosis may precede temperature elevation. Successful outcome is dependent on early diagnosis, prompt discontinuance of the triggering agent and institution of treatment including oxygen therapy, supportive measures and dantrolene (for details see dantrolent package insert).

Precautions

Information about any special care to be exercised for safe and effective use of the drug.
PRECAUTIONS 1. General: Caution should be employed in the use of lidocaine hydrochloride in patients with severe liver or kidney disease because accumulation of the drug or metabolites may occur. Lidocaine hydrochloride should be used with caution in the treatment of patients with hypovolemia, severe congestive heart failure, shock, and all forms of heart block. In patients with sinus bradycardia or incomplete heart block, the administration of lidocaine hydrochloride intravenously for the elimination of ventricular ectopic beats, without prior acceleration in heart rate (e.g., by atropine, isoproterenol or electric pacing), may promote more frequent and serious ventricular arrhythmias or complete heart block (see CONTRAINDICATIONS ). Dosage should be reduced for children and for debilitated and/or elderly patients, commensurate with their age and physical status. The safety of amide local anesthetic agents in patients with genetic predisposition to malignant hyperthermia has not been fully assessed; therefore, lidocaine should be used with caution in such patients. In hospital environments where drugs known to be triggering agents for malignant hyperthermia (fulminant hypermetabolism) are administered, it is suggested that a standard protocol for management should be available. It is not known whether lidocaine may trigger this reaction; however, large doses resulting in significant plasma concentrations, as may be achieved by intravenous infusion, pose potential risk to these individuals. Recognition of early unexplained signs of tachycardia, tachypnea, labile blood pressure and metabolic acidosis may precede temperature elevation. Successful outcome is dependent on early diagnosis, prompt discontinuance of the triggering agent and institution of treatment including oxygen therapy, supportive measures and dantrolene (for details see dantrolent package insert). 2. Patient Information: The patients should be advised of the possible occurrence of the experiences listed under ADVERSE REACTIONS . 3. LABORATORY tests: None known. 4. Drug Interactions Lidocaine hydrochloride should be used with caution in patients with digitalis toxicity accompanied by atrioventricular block. Concomitant use of beta-blocking agents may reduce hepatic blood flow and thereby reduce lidocaine clearance. Lidocaine and tocainide are pharmacologically similar. The concomitant use of these two agents may cause an increased incidence of adverse reactions, including central nervous system adverse reactions such as seizure. 5. Carcinogenesis, mutagenesis, impairment of fertility: Long term studies in animals to evaluate the carcinogenic and mutagenic potential or the effect on fertility of lidocaine hydrochloride have not been conducted. 6. Pregnancy: Teratogenic effects: Pregnancy Category B Reproduction studies have been performed in rats at doses up to 6.6 times the maximum human doses and have revealed no significant findings. There are, however, no adequate and well-controlled studies in pregnant women. Because animal reproduction studies are not always predicted of human response, this drug should be used during pregnancy only if clearly needed. 7. Labor and Delivery: The effects of lidocaine hydrochloride on the mother and the fetus, when used in the management of cardiac arrhythmias during labor and delivery, are not known. Lidocaine readily crosses the placental barrier. 8. Nursing Mothers: It is not known whether this drug is excreted in human milk. Because many drugs are excreted in human milk, caution should be exercised when lidocaine is administered to a nursing woman. 9. Pediatric Use: Safety and effectiveness in children have not been established by controlled clinical studies (See DOSAGE AND ADMINISTRATION ).

Warnings

Information about serious adverse reactions and potential safety hazards, including limitations in use imposed by those hazards and steps that should be taken if they occur.
WARNINGS IN ORDER TO MANAGE POSSIBLE ADVERSE REACTIONS, RESUSCITATIVE EQUIPMENT, OXYGEN AND OTHER RESUSCITATIVE DRUGS SHOULD BE IMMEDIATELY AVAILABLE WHEN LIDOCAINE HYDROCHLORIDE INJECTION IS USED. Systemic toxicity may result in manifestations of central nervous system depression (sedation) or irritability (twitching), which may progress to frank convulsions accompanied by respiratory depression and/or arrest. Early recognition of premonitory signs, assurance of adequate oxygenation and, where necessary, establishment of artificial airway with ventilatory support are essential to management of this problem. Should convulsions persist despite ventilatory therapy with oxygen, small increments of anticonvulsant drugs may be used intravenously. Examples of such agents include benzodiazepines (e.g., diazepam), ultra short-acting barbiturates (e.g., thiopental or thiamylal), or a short-acting barbiturate (e.g., pentobarbital or secobarbital). If the patient is under anesthesia, a short-acting muscle relaxant (e.g., succinylcholine) may be used. Longer acting drugs should be used only when recurrent convulsions are evidenced. Should circulatory depression occur, vasopressors may be used. Constant electrocardiographic monitoring is essential to the proper administration of lidocaine hydrochloride. Signs of excessive depression of cardiac electrical activity such as sinus node dysfunction, prolongation of the P-R interval and QRS complex or the appearance or aggravation of arrhythmias, should be followed by flow adjustment and, if necessary, prompt cessation of the intravenous infusion of this agent. Occasionally, acceleration of ventricular rate may occur when lidocaine hydrochloride is administered to patients with atrial flutter or fibrillation.

Disclaimer: Do not rely on openFDA or Phanrmacy Near Me to make decisions regarding medical care. While we make every effort to ensure that data is accurate, you should assume all results are unvalidated. Source: OpenFDA, Healthporta Drugs API