Description Alatrol Syrup contains Cetirizine which is an antihistamine used to relieve allergy symptoms such as watery eyes, runny nose, itching eyes/nose, sneezing, hives, and itching. It works by blocking a certain natural substance (histamine) that your body makes during an allergic reaction. How to use Shake well before use. Alatrol Syrup may be taken with or without food, but it is better to take it at a fixed time.Adults and children 6 years and older: 5 ml or 10 ml once daily depending upon severity of symptoms; do not take more than 10 ml in 24 hours. Children 2 to under 6 years of age:2.5 ml once daily; if needed, dose can be increased to a maximum of 5 ml once daily or 2.5 ml every 12 hours. Do not give more than 5 ml in 24 hours. Precautions Do not take cetirizine if you are allergic (hypersensitive) to cetirizine or any of the other ingredients of cetirizine tablet. If you have severe kidney problem or severe liver problem.