Brand Name: Montia-Al Tablets Composition: Montelukast 10mg + Levocetirizine 5mg + Ambroxol 75mg SR Description: Ambroxol is a drug that thins and loosens phlegm (mucus) in the lungs. When you catch a cold, your body produces too much mucus to protect your throat and lungs. and lungs.Levocetirizine helps relieve allergies. If you have hay fever, it’s likely that you’ve already tried some over-the-counter medications. Montelukast is a medication that treats asthma. It works by reducing inflammation in the airways, which makes breathing easier.