4H2 Pill — WHITE OVAL, 10mm — Cetirizine

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Imprint	4H2
Colour	WHITE
Shape	OVAL
Size	10
Strength	CETIRIZINE HYDROCHLORIDE 10 mg
Dosage form	Tablet, Film Coated
Manufacturer	Costco Wholesale Company
NDC	63981-458
Schedule	—
Availability	Over-the-counter
Ingredients	CETIRIZINE HYDROCHLORIDE[CETIRIZINE]

What does this imprint mean?

The imprint "4H2" is a code stamped or printed on the tablet or capsule by the manufacturer, used to identify the drug, its strength and the maker.

Active ingredient

Cetirizine

Uses and warnings

Contraindication: Do not use if you have had allergic reactions to this product, its ingredients, or antihistamines containing hydroxyzine. Pre-use considerations: Consult a doctor before use if you have liver or kidney disease, or are taking tranquilizers/sedatives. During use: May cause drowsiness; avoid alcohol and be cautious when driving or operating machinery, as alcohol and sedatives may increase drowsiness. Pregnancy/Breastfeeding: Not recommended if breastfeeding; pregnant individuals should consult a health professional. Overdose: Contact Poison Control (1-800-222-1222) immediately.

"Temporarily relieves these symptoms due to hay fever or other upper respiratory allergies" including runny nose, sneezing, itchy/watery eyes, and itching of the nose or throat.

Read the full drug profile →

How to identify this pill

• Check the imprint matches exactly: "4H2".
• Confirm the colour (WHITE) and shape (OVAL).
• Compare the size (10) against a ruler if possible.
• When in doubt, confirm with a pharmacist before taking any medication.

4H2 Pill — WHITE OVAL, 10mm — Cetirizine

What does this imprint mean?

Active ingredient

Uses and warnings

How to identify this pill

Similar-looking pills

Other pills of Cetirizine

Official references