10 Best cough suppressant for adults (2025)

10 best cough suppressants for adults in 2025 offer effective relief for persistent coughs caused by colds or allergies. Leading options include dextromethorphan-based syrups, which work by blocking the cough reflex, and natural remedies like honey and herbal teas that soothe the throat. Popular over-the-counter brands such as Robitussin and NyQuil provide quick relief, while lozenges with menthol can ease irritation. For those seeking non-drowsy options, formulations with guaifenesin help thin mucus. Always consult a healthcare professional before starting any new medication to ensure safety and effectiveness tailored to individual needs.

Bestseller No. 1

Robitussin Cough and Chest Congestion DM, Cough Suppressant and Expectorant, Raspberry Flavor - 8 Fl Oz Bottle

One 8 fluid ounce bottle of Robitussin Cough and Chest Congestion DM, Cough Suppressant and Expectorant, Raspberry Flavor
Non drowsy cough medicine that controls and relieves frequent cough, plus thins mucus to relieve chest congestion
Liquid cough expectorant that's easy to measure and administer
Raspberry flavored cough and chest congestion expectorant provides fast relief
Non drowsy cough suppressant relieves symptoms without slowing you down

SaleBestseller No. 2

Robitussin 8 Hour Liqui-gels Cough, Adult Formula - 20 count Liqui-Gels

One 20 count bottle of Robitussin Adult Long-Acting CoughGels
Cold medicine helps reduce the urge to cough
Liquid filled capsules are perfect for at home or on the go
Long-acting CoughGels control and relieve cough for up to eight hours
Take two capsules every six to eight hours as needed

Bestseller No. 3

Amazon Basic Care Maximum Strength Mucus DM, Expectorant and Cough Suppressant, 14 Tablets

ACTIVE INGREDIENTS: Amazon Basic Care Maximum Strength Mucus Relief DM tablets contain dextromethorphan HBr and guaifenesin; compare to the active ingredients in Maximum Strength Mucinex DM
MAXIMUM STRENGTH: 1200 mg of guaifenesin and 60 mg of dextromethorphan HBr team up to take on your toughest cold
EFFECTIVE: Amazon Basic Care Maximum Strength Mucus-DM clears your chest congestion and eases the intensity of coughing
COUGH SUPPRESSANT: This 12-hour cough medicine contains dextromethorphan HBr for cough relief; it relieves the impulse to cough to help you get to sleep
COUGH EXPECTORANT: Contains guaifenesin to help loosen phlegm so you can cough up that bothersome mucus; makes coughs more productive

Bestseller No. 4

Maximum Strength Delsym Cough Suppressant, Fast Release Caplets, Lasts up to 8 Hour Day or Night, 20 Count (Packaging May Vary)

NEW CAPLET FORMAT: Maximum Strength Delsym Cough Suppressant caplets provide relief without the cough medicine taste.
FAST RELEASE: Lasts up to 8 hours day or night. Temporarily relieves cough due to minor throat and bronchial irritation as may occur with the common cold or inhaled irritants.
COUGH SUPPRESSANT: Contains Dextromenthorphan (DEX), it works on the part of the brain responsible for the cough reflex, disrupting the communication between the brain and the nerves which provoke the coughing.
FSA & HSA Eligible: Save up to 30%. Cover out-of-pocket expenses with pre-tax dollars.
FOR ADULTS AND CHILDREN 12 YEARS AND OVER

Bestseller No. 5

Robitussin Maximum Strength Elderberry Cough Plus Chest Congestion DM, Cough Suppressant for Adults, Providing Liquid Cough and Chest Congestion Relief - 8 Fl Oz

One 8 fl oz bottle of Robitussin Maximum Strength Elderberry Cough Plus Chest Congestion DM Cough Medicine for Adults, Cough and Chest Congestion Relief Liquid
Provides temporary relief from cough symptoms for up to 4 hours
Mucus relief expectorant helps thin mucus and helps provide congestion relief
Maximum strength cough medicine for adults made with real elderberries for flavor
Cough medicine formula provides powerful relief

Bestseller No. 6

Delsym Cough Relief Medicine, Powerful Cough Relief for 12 Good Hours, Cough Suppressing Liquid, 1 Pharmacist Recommended, Orange Flavor Adult 3 Fl Oz (Pack of 1)

12 Hour Cough Relief
Also available in Grape Flavor
Cough Suppressant for Day or Night Use
Controls cough with active ingredient dextromethorphan polistirex extended-release suspension cough suppressant

Bestseller No. 7

Amazon Basic Care Tussin Cough Plus Chest Congestion DM Syrup, Raspberry Flavor, 8 fl oz (Pack of 1)

ACTIVE INGREDIENTS: This product contains dextromethorphan HBr and guaifenesin which compare to the active ingredients in Robitussin Cough Plus Chest Congestion DM
COUGH SUPPRESSANT: Temporarily relieves cough due to minor throat and bronchial irritation as may occur with a cold
EXPECTORANT: Helps loosen phlegm (mucus) and thin bronchial secretions to drain bronchial tubes for mucus and chest congestion relief
EFFECTIVE RELIEF: Trust Amazon Basic Care Tussin Cough Plus Chest Congestion DM to effectively relieve cough, chest congestion and mucus
NON-DROWSY: This non-drowsy cough syrup can be taken every four hours to soothe coughs and thin mucus; for ages 12 and older; alcohol and gluten free

Bestseller No. 8

Delsym Adult Cough Suppressant Liquid, Grape Flavor, 5 Ounce

Controls & Supresses Cough
Advanced time-release formula that works immediately
Provides relief for up to 12 hours
Suitable for Day & Night
Sulfite & Alcohol Free

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