Mucinex Cough Chest Congestion

Dextromethorphan HBr, Guaifenesin · Capsule, Liquid Filled · Oral

Over the counter Expectorant Sigma-1 Agonist Uncompetitive N-methyl-D-aspartate Receptor Antagonist

Active ingredient

Dextromethorphan HBr 10 mg. Guaifenesin 200 mg

Purpose

Purpose

Uses

Uses ■ helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucus and make coughs more productive ■ temporarily relieves: ■ cough due to minor throat and bronchial irritation as may occur with the common cold or inhaled irritants ■ the intensity of coughing ■ the impulse to cough to help you get to sleep

Warnings

Warnings Do not use ■ if you are now taking a prescription monoamine oxidase inhibitor (MAOI) (certain drugs for depression, psychiatric, or emotional conditions, or Parkinson’s disease), or for 2 weeks after stopping the MAOI drug. If you do not know if your prescription drug contains an MAOI, ask a doctor or pharmacist before taking this product.

Keep out of reach of children

Keep out of reach of children

Directions

Directions ■ do not take more than 12 liquid gels in any 24-hour period ■ adults and children 12 years of age and over: take 2 liquid gels every 4 hours ■ children under 12 years of age: do not use

Other information

Other Information ■ store at 20-25°C (68-77°F) ■ avoid excessive heat

Inactive ingredients

Inactive Ingredients D&C yellow no. 10, FD&C blue no. 1, gelatin, glycerin, hypromellose, lecithin, light mineral oil, polyethylene glycol, povidone, propylene glycol, purified water, sorbitol sorbitan solution, titanium dioxide

Questions?

Questions? 1-866-MUCINEX (1-866-682-4639)

Label text from the FDA structured product label by Reckitt Benckiser LLC (revised May 13, 2026). Long sections are shortened; the complete label is on DailyMed.

Active ingredients

Mucinex Cough Chest Congestion NDC products (1)

NDCStrength & formLabelerType
72854-137Dextromethorphan Hydrobromide 10 mg/1; Guaifenesin 200 mg/1
Capsule, Liquid Filled
Reckitt Benckiser LLCOTC MONOGRAPH DRUG

Frequently asked questions

What is Mucinex Cough Chest Congestion used for?

Uses ■ helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucus and make coughs more productive ■ temporarily relieves: ■ cough due to minor throat and bronchial irritation as may occur with the common cold or inhaled irritants ■ the intensity of coughing ■ the impulse to cough to help you get to sleep

Who makes Mucinex Cough Chest Congestion?

Mucinex Cough Chest Congestion is listed by 1 labeler in the FDA NDC directory, including Reckitt Benckiser LLC.