Cetirizine Pediatric Dosage Calculator
Second-generation antihistamine dosing for allergic rhinitis and urticaria in children.
Age in years
Weight in kilograms
⚠️ Warnings & Contraindications
- Less sedating than diphenhydramine but may cause mild drowsiness in some children
- Reduce dose in hepatic or renal impairment
- Syrup contains propylene glycol
- For children <6 months, consult physician before use
- Overdose may cause sedation, tachycardia, hyperactivity
ℹ️ Clinical Notes
Syrup: 1 mg/mL. Tablets: 5 mg, 10 mg. Chewable: 5 mg, 10 mg. Can be taken with or without food. Second-generation antihistamine with minimal anticholinergic effects.
References
- Cetirizine pediatric dosing - Drugs.com/WikEM (2026)
- WikEM Cetirizine - WikEM (2026)
Medical Disclaimer
This calculator is provided for educational and informational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have read or calculated using this tool.
The authors and publishers of this calculator make no representations or warranties of any kind, express or implied, about the completeness, accuracy, reliability, suitability, or availability of the information, products, services, or related graphics contained within this tool for any purpose.