Find the right OTC cold and flu medicine for your symptoms. Learn about decongestants, cough suppressants, and pain relievers to manage fever and congestion.

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Need something to stop that cough? Learn more from WebMD about the ingredients and purposes of the various types of cough syrup and cough medicine so you get the right treatment.

Learn the critical difference between OTC cough suppressants and expectorants. Discover how to choose the right medicine for dry vs. wet coughs, avoid common mistakes, and understand active ingredients like dextromethorphan and guaifenesin.

Learn how to choose between OTC cough suppressants and expectorants based on your cough type. Understand dextromethorphan vs. guaifenesin, what works, what doesn't, and how to avoid common mistakes.

A common antitussive is dextromethorphan (some brand names: Triaminic Cold and Cough, Robitussin Cough, Vicks 44 Cough and Cold). The only expectorant available in OTC products is guaifenesin (2 brand names: Mucinex, Robitussin Chest Congestion). How do OTC cough medicines work? Antitussives are cough suppressants.

Match your cough type to the correct OTC suppressant ingredient. Know the dangers of suppressing a wet cough and key safety limits.

What is the main active ingredient in most OTC cough suppressants? The most common active ingredient is dextromethorphan (DM), which works by calming the brain receptors responsible for the ...

This guide explores the various types of OTC cough medicines, their active ingredients, how they work, and important safety considerations to ensure effective and responsible use. A cough serves as the body’s natural defense mechanism to clear the airways of mucus, irritants, or foreign particles.

Dextromethorphan is the most common over-the-counter cough suppressant. Some cough medicines using dextromethorphan have other ingredients that may cancel out the cough suppression effects, like guaifenesin.