Mucinex® Fast-max ®
a25278bd-c3b9-4db3-b4f7-b395eb5f9177
34390-5
HUMAN OTC DRUG LABEL
Drug Facts
Composition & Product
Identifiers & Packaging
Description
Drug Facts
Medication Information
Description
Drug Facts
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
- nasal congestion due to a cold
Section 42229-5
Drug Facts
Section 50565-1
Keep out of reach of children.
In case of overdose, get medical help or contact a Poison Control Center right away.
Section 50567-7
When using this product do not use more than directed
Section 53414-9
If pregnant or breast-feeding,ask a health professional before use.
Section 55105-1
| Active ingredients (in each 20 mL) | Purposes |
|---|---|
| Dextromethorphan HBr 20 mg | Cough suppressant |
| Guaifenesin 400 mg | Expectorant |
| Phenylephrine HCl 10 mg | Nasal decongestant |
Directions
- do not take more than 6 doses in any 24-hour period
- 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 older: 20 mL in dosing cup provided every 4 hours
- children under 12 years of age:
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.
Questions?
1-866-MUCINEX (1-866-682-4639)
You may also report side effects to this phone number.
Other Information
- each 20 mL contains: sodium 9 mg
- store between 20-25°C (68-77°F)
- do not refrigerate
Inactive Ingredients
ammonium glycyrrhizate, anhydrous citric acid, edetate disodium, FD&C red no. 40, flavor, glycerin, propyl gallate, propylene glycol, purified water, sodium benzoate, sorbitol, sucralose, trisodium citrate dihydrate
Stop Use and Ask A Doctor If
- nervousness, dizziness, or sleeplessness occur
- symptoms do not get better within 7 days or occur with fever
- 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.
Ask A Doctor Before Use If You Have
- heart disease
- high blood pressure
- thyroid disease
- diabetes
- trouble urinating due to an enlarged prostate gland
- persistent or chronic cough such as occurs with smoking, asthma, chronic bronchitis, or emphysema
- cough that occurs with too much phlegm (mucus)
Principal Display Panel 180 Ml Bottle Label
MAXIMUM STRENGTH
NDC 63824-540-66
Mucinex®
FAST-
MAX
®
SEVERE CONGESTION
& COUGH
Dextromethorphan HBr – Cough Suppressant
Guaifenesin – Expectorant
Phenylephrine HCl – Nasal Decongestant
- Controls Cough
- Relieves Nasal & Chest Congestion
- Thins & Loosens Mucus
6 FL OZ (180 mL)
FOR AGES 12+
Structured Label Content
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
- nasal congestion due to a cold
Section 42229-5 (42229-5)
Drug Facts
Section 50565-1 (50565-1)
Keep out of reach of children.
In case of overdose, get medical help or contact a Poison Control Center right away.
Section 50567-7 (50567-7)
When using this product do not use more than directed
Section 53414-9 (53414-9)
If pregnant or breast-feeding,ask a health professional before use.
Section 55105-1 (55105-1)
| Active ingredients (in each 20 mL) | Purposes |
|---|---|
| Dextromethorphan HBr 20 mg | Cough suppressant |
| Guaifenesin 400 mg | Expectorant |
| Phenylephrine HCl 10 mg | Nasal decongestant |
Directions
- do not take more than 6 doses in any 24-hour period
- 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 older: 20 mL in dosing cup provided every 4 hours
- children under 12 years of age:
do not use
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.
Questions?
1-866-MUCINEX (1-866-682-4639)
You may also report side effects to this phone number.
Other Information (Other information)
- each 20 mL contains: sodium 9 mg
- store between 20-25°C (68-77°F)
- do not refrigerate
Inactive Ingredients (Inactive ingredients)
ammonium glycyrrhizate, anhydrous citric acid, edetate disodium, FD&C red no. 40, flavor, glycerin, propyl gallate, propylene glycol, purified water, sodium benzoate, sorbitol, sucralose, trisodium citrate dihydrate
Stop Use and Ask A Doctor If (Stop use and ask a doctor if)
- nervousness, dizziness, or sleeplessness occur
- symptoms do not get better within 7 days or occur with fever
- 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.
Ask A Doctor Before Use If You Have (Ask a doctor before use if you have)
- heart disease
- high blood pressure
- thyroid disease
- diabetes
- trouble urinating due to an enlarged prostate gland
- persistent or chronic cough such as occurs with smoking, asthma, chronic bronchitis, or emphysema
- cough that occurs with too much phlegm (mucus)
Principal Display Panel 180 Ml Bottle Label (PRINCIPAL DISPLAY PANEL - 180 mL Bottle Label)
MAXIMUM STRENGTH
NDC 63824-540-66
Mucinex®
FAST-
MAX
®
SEVERE CONGESTION
& COUGH
Dextromethorphan HBr – Cough Suppressant
Guaifenesin – Expectorant
Phenylephrine HCl – Nasal Decongestant
- Controls Cough
- Relieves Nasal & Chest Congestion
- Thins & Loosens Mucus
6 FL OZ (180 mL)
FOR AGES 12+
Advanced Ingredient Data
Raw Label Data
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Additional Information
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Source: dailymed · Ingested: 2026-02-15T12:06:38.825246 · Updated: 2026-03-14T23:09:33.254922