Introduction Coughing is one of the most common symptoms people experience during colds, flu, allergies, or respiratory infections. While coughing is the body’s way of clearing irritants and mucus from the airways, it can be uncomfortable and disruptive—especially at night. That’s where cough medicines come in. But not all cough medicines work the same way. The two main types are cough suppressants and expectorants, and choosing the right one depends on the type of cough you have. What Are Cough Suppressants? Cough suppressants (also called antitussives) work by calming the cough reflex in the brain, reducing the urge to cough.…