A cough suppressant's effectiveness depends on the type of cough. Antitussives such as Triaminic, Robitussin and Vicks treat a dry cough, while expectorants made by Mucinex and Robitussin are best for a moist, productive... More »

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Certain brands of cough drops are considered safe to take during pregnancy. However, it is always advisable to check with a doctor before using any type of medication while pregnant. More »

Horehound cough drops contain natural expectorants that loosen phlegm in the throat, making it easier to cough it up, notes WebMD. The drops are made from the white horehound plant, which is also used to make many other ... More »

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Hydromet syrup is an anticholinergic and narcotic cough suppressant used to temporarily relieve coughs, according to Drugs.com. It works by drying up secretions in the throat and suppressing the cough reflex in the brain... More »

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Robitussin DM's two active ingredients are dextromethorphan, which is a cough suppressant, and guaifenesin, which is an expectorant. Some of Robitussin DM's inactive ingredients are menthol, high fructose corn syrup, pur... More »

Coricidin HBP Cough & Cold contains the antihistamine chlorpheniramine maleate and the cough suppressant dextromethorphan hydrobromide, according to its manufacturer Bayer. Coricidin HBP Cold & Flu's active ingredients a... More »

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Hydrocodone/homatropine syrup is a cough suppressant consisting of an anticholinergic and a narcotic, according to Drugs.com. The anticholinergic dries secretions, while hydrocodone, the narcotic, suppresses the brain's ... More »

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