Montelukast Sodium Eq. to Montelukast 10mg. + Fexofenadine HCl 120mg. + Acebrophylline 200mg. (SR) is a combination medication used to manage allergic rhinitis, asthma, and other respiratory conditions. Montelukast 10mg is a leukotriene receptor antagonist that helps reduce inflammation in the airways, preventing asthma attacks and easing allergy symptoms. Fexofenadine 120mg is a second-generation antihistamine that alleviates symptoms like sneezing, runny nose, and itching by blocking histamine, a chemical involved in allergic reactions. Acebrophylline 200mg (SR) is a bronchodilator and mucolytic agent that helps open the airways and reduce mucus production, improving breathing and reducing wheezing.