What is it used for?
Cetirizine is used to relieve allergy symptoms such as sneezing, runny or blocked nose, itchy or watery eyes, and itching. It may also be used for hives (urticaria) and related skin itching.
How does it work?
It is an antihistamine that blocks the action of histamine, a substance responsible for many allergy symptoms.
How to take/use it
Take it by mouth exactly as directed on the label or by a doctor. It may be taken with or without food. Do not take more than recommended.
Common side effects
Sleepiness or tiredness, headache, dry mouth, dizziness, and nausea may occur.
Precautions
It may cause drowsiness in some people; avoid driving or operating machinery until its effects are known. Avoid alcohol, as it may increase drowsiness. Consult a doctor before use if there is kidney disease, pregnancy, or breastfeeding. Seek medical help for signs of a serious allergic reaction.
