Levocet-M Syrup contains two active ingredients: levocetirizine and montelukast. Levocetirizine is an antihistamine that blocks the effects of histamine, a chemical involved in allergic reactions. Montelukast is a leukotriene antagonist that blocks another chemical messenger called leukotriene, reducing inflammation and swelling in the nose. Together, these ingredients work synergistically to improve allergy symptoms and provide relief to your child. Levocet M Syrup is commonly prescribed in children to treat symptoms of allergy such as runny nose, sneezing, itching, swelling, congestion, and watery eyes. It may also help in the treatment of asthma and skin allergies. Give this medicine to your child at a fixed time before or after food in the prescribed dose, time, and way. Levocet M Tablet is primarily used to treat allergy symptoms such as a runny nose, sneezing, watery eyes, itching and other allergic reactions. It is particularly effective for those who are suffering from asthma, hay fever and chronic hives. Levocet M Tablets are a highly effective and widely prescribed medicine for allergies and asthma. Long-term relief is typically provided for symptoms like sneezing, runny nose, and skin allergies.