Cetirizine is a second-generation antihistamine commonly used to treat allergy symptoms like sneezing, runny nose, itchy eyes, and hives. It works by blocking histamine, which reduces allergic reactions. Unlike older antihistamines, Cetirizine is less likely to cause drowsiness.
Common Uses of Cetrizine
● Seasonal Allergies (Allergic Rhinitis)
● Chronic Hives (Urticaria)
● Hay Fever
● Allergic Conjunctivitis
● Atopic Dermatitis (supportive treatment)
Dosage and Administration
● Adults and Children (12+ years): 10 mg once daily.
● Children (6-12 years): 5-10 mg once daily based on symptom severity.
● Children (2-5 years): 2.5-5 mg once daily.
Cetirizine is available as tablets, syrup, and chewable forms, with dosage adjustments depending on age and specific needs.
Side Effects of Cetrizine
● Mild Drowsiness (less frequent than with older antihistamines)
● Fatigue
● Dry Mouth
● Headache
● Nausea
● Dizziness
Contraindications of Cetrizine
● Allergy to Cetirizine or Hydroxyzine
● Severe Kidney Issues (end-stage renal disease)
● Liver Problems (requires caution and possible dose adjustment)
● Children under 2 years without medical advice
Special Considerations
● Pregnancy: Generally safe (FDA category B), but should be used only when needed.
● Liver Health: Monitor closely in patients with liver impairment.
● Kidney Health: Adjustments may be required for those with moderate to severe renal issues.
Popular Brand Names of Cetrizine
● India: Cetzine, Okacet
● United States: Zyrtec
HealthPil Support
At HealthPil, our team of allergists can help you manage your allergy symptoms with personalized care. Book a consultation to find out if Cetirizine is right for you and to get a tailored treatment plan. To book an appointment.
Disclaimer
This information is for educational purposes only and does not replace professional medical advice. Always consult your healthcare provider before using Cetirizine or any other medication.