About cetirizine hcl
Second-generation antihistamine
Used for
- Relief of allergic rhinitis symptoms, including sneezing and runny nose
- Relief of itching and hives
Usual adult dose
Usually 10 mg once daily for allergies or hives.
Usual dose in children
Age-based dosing varies by country and product; oral drops are used in children aged 2 years and older.
Common side effects
- Sleepiness or tiredness
- Dry mouth
- Headache
- Dizziness
Important warnings
- May cause drowsiness; use caution with driving or alcohol.
- Use lower doses in kidney disease.
- Seek urgent care for breathing difficulty or facial swelling.
- Check the dropper instructions carefully to avoid dosing errors.
Pregnancy
Available evidence has not shown a clear increased risk, but use should be clinician-guided.
Breastfeeding
Small amounts may enter breast milk; monitor infants for unusual sleepiness or irritability.
Interactions
- Alcohol and sedating medicines may increase drowsiness.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.