Delsym

Dextromethorphan · Suspension, Extended Release · Oral

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

Active ingredient

Active ingredient (in each 5 mL) Dextromethorphan polistirex equivalent to 30 mg dextromethorphan hydrobromide

Purpose

Purpose Cough suppressant

Uses

Uses temporarily relieves cough due to minor throat and bronchial irritation as may occur with the common cold or inhaled irritants 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. Ask a doctor before use if you have chronic cough that lasts such as occurs with smoking, asthma, or emphysema cough that occurs with too much phlegm (mucus) Stop use and ask a doctor if cough lasts more than 7 days, comes back, or occurs with fever, rash, or headache that lasts. These could be signs of a serious condition. If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center right away.

Do not use

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.

Ask a doctor before use

Ask a doctor before use if you have chronic cough that lasts such as occurs with smoking, asthma, or emphysema cough that occurs with too much phlegm (mucus)

Stop use and ask a doctor

Stop use and ask a doctor if cough lasts more than 7 days, comes back, or occurs with fever, rash, or headache that lasts. These could be signs of a serious condition.

Pregnancy or breast-feeding

If pregnant or breast-feeding, ask a health professional before use.

Keep out of reach of children

Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center right away.

Directions

Directions shake bottle well before use measure only with dosing cup provided do not use dosing cup with other products dose as follows or as directed by a doctor adults and children 12 years of age and over 10 mL every 12 hours, not to exceed 20 mL in 24 hours children 6 to under 12 years of age 5 mL every 12 hours, not to exceed 10 mL in 24 hours children 4 to under 6 years of age 2.5 mL every 12 hours, not to exceed 5 mL in 24 hours children under 4 years of age do not use

Other information

Other information each 5 mL contains: sodium 7 mg store at 20-25°C (68-77°F) dosing cup provided

Inactive ingredients

Inactive ingredients citric acid, edetate disodium, ethylcellulose, FD&C yellow no. 6, flavor, high fructose corn syrup, methylparaben, partially hydrogenated vegetable oil (soybean, cottonseed), polyethylene glycol 3350, polysorbate 80, propylene glycol, propylparaben, purified water, sucrose, tragacanth, xanthan gum

Questions?

Questions? 1-866-682-4639 You may also report side effects to this phone number.

Label text from the FDA structured product label by Reckitt Benckiser LLC (revised Sep 9, 2026). Long sections are shortened; the complete label is on DailyMed.

Active ingredients

Delsym NDC products (5)

NDCStrength & formLabelerType
50090-0224Dextromethorphan 30 mg/5mL
Suspension, Extended Release
A-S Medication SolutionsNDA
63824-171Dextromethorphan 30 mg/5mL
Suspension, Extended Release
Reckitt Benckiser LLCNDA
63824-175Dextromethorphan 30 mg/5mL
Suspension, Extended Release
Reckitt Benckiser LLCNDA
63824-213Dextromethorphan Hydrobromide 20 mg/20mL; Guaifenesin 400 mg/20mL
Solution
Reckitt Benckiser LLCOTC MONOGRAPH DRUG
63824-221Acetaminophen 650 mg/20mL; Dextromethorphan Hydrobromide 20 mg/20mL
Solution
Reckitt Benckiser LLCOTC MONOGRAPH DRUG

Frequently asked questions

What is Delsym used for?

Uses temporarily relieves cough due to minor throat and bronchial irritation as may occur with the common cold or inhaled irritants the impulse to cough to help you get to sleep

Who makes Delsym?

Delsym is listed by 2 labelers in the FDA NDC directory, including A-S Medication Solutions, Reckitt Benckiser LLC.