Package insert / product label
Generic name: guaifenesin and dextromethorphan hydrobromide
Dosage form: tablet, extended release
Drug class: Upper respiratory combinations
Medically reviewed by Drugs.com. Last updated on Aug 24, 2023.
On This Page
- Indications and Usage
- Warnings
- Dosage and Administration
- Storage and Handling
Drug Facts
| Active ingredients (in each extended-release bi-layer tablet) | Purposes |
|---|---|
| Dextromethorphan HBr 30 mg | Cough suppressant |
| Guaifenesin 600 mg | Expectorant |
Indications and Usage for Mucinex DM
- 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
Do not use
- for children under 12 years of age
- 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
- persistent or chronic cough such as occurs with smoking, asthma, chronic bronchitis, or emphysema
- cough accompanied by too much phlegm (mucus)
When using this product
- do not use more than directed
Stop use and ask a doctor if
- cough lasts more than 7 days, comes back, or occurs with fever, rash, or persistent headache. These could be signs of a serious illness.
Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center right away.
Mucinex DM Dosage and Administration
- do not crush, chew, or break tablet
- take with a full glass of water
- this product can be administered without regard for timing of meals
- adults and children 12 years and older: 1 or 2 tablets every 12 hours; not more than 4 tablets in 24 hours
- children under 12 years of age: do not use
Storage and Handling
- store at 20-25°C (68-77°F)
Inactive ingredients
carbomer hom*opolymer type B; D&C yellow #10 aluminum lake; hypromellose, USP; magnesium stearate, NF; microcrystalline cellulose, NF; sodium starch glycolate, NF
Questions?
1-866-MUCINEX (1-866-682-4639)
You may also report side effects to this phone number.
Dist. by: RB Health (US)
Parsippany, NJ 07054-0224
Made in England
PRINCIPAL DISPLAY PANEL - 20 Tablet Blister Pack Carton
NDC 63824-056-32
Mucinex®DM
600 mg guaifenesin & 30 mg dextromethorphan HBr
extended-release bi-layer tablets
EXPECTORANT & COUGH SUPPRESSANT
12
HOUR®
- ✓
- Controls Cough
- ✓
- Thins and Loosens Mucus
- ✓
- Immediate and Extended Release
20
EXTENDED-RELEASE
BI-LAYER TABLETS
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Labeler - RB Health (US) LLC(081049410)
Frequently asked questions
- Does Mucinex help you get pregnant?
- Does Mucinex help with Covid?
- I have high blood pressure. Can I take Mucinex DM safely?
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View more FAQ
More about Mucinex DM (dextromethorphan / guaifenesin)
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- Drug class: upper respiratory combinations
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Patient resources
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Medical Disclaimer
