Brand Name: Fexia-m Tablets Composition: Fexofenadine 120mg + Montelukast 10mg Description: Montelukast is an oral medicine used to deal with asthma, seasonal allergies, and persistent urticaria. It is a leukotrienes antagonist. Leukotrienes are chemicals produced by white blood cells that cause inflammation. Fexofenadine is an oral medication used to treat allergic rhinitis (hay fever). It is an antihistamine. When histamines bind to their receptors in the body’s tissues, they trigger reactions that lead to itching, swelling, and congestion.