levocetirizine dihydrochloride

1 INDICATIONS AND USAGE

INDICATIONS & USAGE SECTION

2 DOSAGE AND ADMINISTRATION

DOSAGE & ADMINISTRATION SECTION

Levocetirizine dihydrochloride tablets are available as 5 mg breakable (scored) tablets, allowing for the administration of 2.5 mg, if needed. Levocetirizine tablets can be taken without regard to food consumption.

3 DOSAGE FORMS AND STRENGTHS

DOSAGE FORMS & STRENGTHS SECTION

Levocetirizine dihydrochloride tablets, USP 5 mg are white, oval, biconvex, film-coated functional scored tablets debossed with ”S” on the left side of bisect and “G” on the right side of bisect and other side “1” on the left side and “36” on the right side of the bisect.

4 CONTRAINDICATIONS

CONTRAINDICATIONS SECTION

The use of levocetirizine dihydrochloride is contraindicated in:

5 WARNINGS AND PRECAUTIONS

WARNINGS AND PRECAUTIONS SECTION

6 ADVERSE REACTIONS

ADVERSE REACTIONS SECTION

Use of levocetirizine dihydrochloride has been associated with somnolence, fatigue, asthenia, and urinary retention [see Warnings and Precautions (5) ].

7 DRUG INTERACTIONS

DRUG INTERACTIONS SECTION

In vitro data indicate that levocetirizine is unlikely to produce pharmacokinetic interactions through inhibition or induction of liver drug-metabolizing enzymes. No in vivo drug-drug interaction studies have been performed with levocetirizine. Drug interaction studies have been performed with racemic cetirizine.

8 USE IN SPECIFIC POPULATIONS

USE IN SPECIFIC POPULATIONS SECTION

10 OVERDOSAGE

OVERDOSAGE SECTION

Overdosage has been reported with levocetirizine dihydrochloride. Symptoms of overdose may include drowsiness in adults. In children agitation and restlessness may initially occur, followed by drowsiness. There is no known specific antidote to levocetirizine dihydrochloride. Should overdose occur, symptomatic or supportive treatment is recommended. Levocetirizine dihydrochloride is not effectively removed by dialysis, and dialysis will be ineffective unless a dialyzable agent has been concomitantly ingested. The acute maximal non-lethal oral dose of levocetirizine was 240 mg/kg in mice (approximately 190 times the maximum recommended daily oral dose in adults, approximately 230 times the maximum recommended daily oral dose in children 6 to 11 years of age, and approximately 180 times the maximum recommended daily oral dose in children 6 months to 5 years of age on a mg/m 2 basis). In rats the maximal non-lethal oral dose was 240 mg/kg (approximately 390 times the maximum recommended daily oral dose in adults, approximately 460 times the maximum recommended daily oral dose in children 6 to 11 years of age, and approximately 370 times the maximum recommended daily oral dose in children 6 months to 5 years of age on a mg/m 2 basis).

11 DESCRIPTION

DESCRIPTION SECTION

Levocetirizine dihydrochloride, USP the active component of levocetirizine dihydrochloride tablets, USP is an orally active H 1 -receptor antagonist. The chemical name is (R)-[2-[4-[(4-chlorophenyl) phenylmethyl]-1-piperazinyl] ethoxy] acetic acid dihydrochloride. Levocetirizine dihydrochloride is the R enantiomer of cetirizine hydrochloride, a racemic compound with antihistaminic properties. The empirical formula of levocetirizine dihydrochloride is C 21 H 25 ClN 2 O 3 ●2HCl. The molecular weight is 461.82 and the chemical structure is shown below: Levocetirizine Dihydrochloride, USP is a white, or almost white powder and is freely soluble in water, practically insoluble in acetone and methylene chloride. Levocetirizine dihydrochloride tablets, USP 5 mg are formulated as immediate release, white, film-coated, oval, scored tablets for oral administration. The tablets are debossed with “S” on the left side of bisect and “G” on the right side of the bisect and other side “1” on the left side and “36” on the right side of the bisect. Inactive ingredients are: microcrystalline cellulose, lactose monohydrate, colloidal silicon dioxide, and magnesium stearate. The film coating contains hypromellose, titanium dioxide, and polyethylene glycol.

12 CLINICAL PHARMACOLOGY

CLINICAL PHARMACOLOGY SECTION

13 NONCLINICAL TOXICOLOGY

NONCLINICAL TOXICOLOGY SECTION

14 CLINICAL STUDIES

CLINICAL STUDIES SECTION

16 HOW SUPPLIED/STORAGE AND HANDLING

HOW SUPPLIED SECTION

Levocetirizine dihydrochloride tablets, USP 5 mg are white, oval, biconvex, film-coated functional scored tablets debossed with S the left side of bisect and G on the right side of the bisect and other side 1 on the left side and 36 on the right side of the bisect. They are supplied in unit of use HDPE bottles. ndc 68071-2406-9 BOTTLES OF 90 Storage Store at 20°C to 25°C (68°F to 77°F); excursions permitted to 15°C to 30°C (59°F to 86°F) [see USP Controlled Room Temperature].

17 PATIENT COUNSELING INFORMATION

INFORMATION FOR PATIENTS SECTION

Somnolence Caution patients against engaging in hazardous occupations requiring complete mental alertness, and motor coordination such as operating machinery or driving a motor vehicle after ingestion of levocetirizine dihydrochloride. Concomitant Use of Alcohol and other Central Nervous System Depressants Instruct patients to avoid concurrent use of levocetirizine dihydrochloride with alcohol or other central nervous system depressants because additional reduction in mental alertness may occur. Dosing of Levocetirizine Dihydrochloride Tablets Do not exceed the recommended daily dose in adults and adolescents 12 years of age and older of 5 mg once daily in the evening. In children 6 months to 5 years of age, the recommended dose is 1.25 mg once daily in the evening. Advise patients to not ingest more than the recommended dose of levocetirizine dihydrochloride tablets because of the increased risk of somnolence at higher doses. Manufactured by: ScieGen Pharmaceuticals, Inc. Hauppauge, NY 11788 USA Rev. 9/19

PACKAGE LABEL-PRINCIPAL DISPLAY PANEL

PACKAGE LABEL.PRINCIPAL DISPLAY PANEL