Informational only — Not medical advice. Always consult a licensed healthcare provider.

Community data Updated 2 months ago
10 mg
৳2.00

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Same active ingredient — pay up to 25% less

These brands contain the same active ingredient (Cetirizine Hydrochloride). Same strength and form. Confirm the switch with your doctor or pharmacist.

From ৳2.00
Available as: 10 mg

Indications & Uses

Retrezin is indicated for:

Dosage Reference

Reference Information Only

Dosages shown are general references from official sources. Always consult your doctor or pharmacist for personalized dosing.

Adults:

Cetirizine oral dosage form: Adults and Children 6 years and older: 1 tablet or 2 teaspoonfuls daily (or 1 teaspoonful twice daily). Children 2-6 years: 1 teaspoonful once daily or 1/2 teaspoonful twice daily. Children 6 months to 2 years : 1/2 teaspoonful once daily. The dose in children 12-23 months of age can be increased to a maximum dose as 1/2 teaspoonful every 12 hours. Cetirizine injectable dosage form: Cetirizine is a single use injectable product for intravenous administration only. The recommended dosage regimen is once every 24 hours as needed for treatment of acute urticaria. Administer Cetirizine as an intravenous push over a period of 1 to 2 minutes. Cetirizine is not recommended in pediatric patients less than 6 years of age with impaired renal or hepatic function. Adults and adolescents 12 years of age and older: The recommended dosage is 10 mg administered by intravenous injection. Children 6 to 11 years of age: The recommended dosage is 5 mg or 10 mg depending on symptom severity administered by intravenous injection. Children 6 months to 5 years of age: The recommended dosage is 2.5 mg administered by intravenous injection.

Side Effects

The most common side effects that occurred more frequently on Noriz is somnolence.

Cautions & Contraindications

Warnings & Precautions

Caution should be exercised when driving a car or operating a heavy machinery.

Contraindications

It is contraindicated in patients with a history of hypersensitivity to Cetirizine or hydroxyzine.

Drug Interactions

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Last updated: 18 Aug 2026