mucinex fast-max kickstart severe congestion & cough
19105007-0193-0764-e063-6294a90a01a4
34390-5
HUMAN OTC DRUG LABEL
Drug Facts
Composition & Product
Identifiers & Packaging
Description
Active ingredients (in each 20 mL) Dextromethorphan HBr 20 mg Guaifenesin 400 mg
Medication Information
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
■ persistent or chronic cough such as occurs
with smoking, asthma, chronic bronchitis, or
emphysema
■ cough that occurs with 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 headache that lasts.
These could be signs of a serious condition.
Active Ingredient
Active ingredients
(in each 20 mL)
Dextromethorphan HBr 20 mg
Guaifenesin 400 mg
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
Directions
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 over:
20 mL in dosing cup provided every 4 hours
■ children under 12 years of age: do not use
Description
Active ingredients (in each 20 mL) Dextromethorphan HBr 20 mg Guaifenesin 400 mg
Section 50565-1
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.
Section 51727-6
Inactive ingredients
ammonium, glycyrrhizate, anhydrous citric acid, D&C yellow
no. 10, edetate disodium, FD&C blue no. 1, flavor,
glycerin (soy), propylene glycol, purified water,
sodium benzoate, sorbitol, sucralose, trisodium
citrate dihydrate*, xanthan gum
*may contain this ingredient
Section 51945-4
NDC 72854-159-66
Relieves Chest Congestion
Controls Cough
Thins& Loosens Mucus
6 fl oz (180mL)
MENTHOL FLAVORED LIQUID
Dextromethorphan HBr » Cough Suppressant
Guaifenesin » Expectorant
Ages 12+
Section 53413-1
Questions?
1-866-MUCINEX (1-866-682-4639)
Section 55105-1
Dextromethorphan HBr » Cough Suppressant
Guaifenesin » Expectorant
Section 60561-8
Other information
■ each 20 mL contains: sodium 9 mg
■ store at 20-25°C (68-77°F)
■ do not refrigerate
Structured Label Content
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
■ persistent or chronic cough such as occurs
with smoking, asthma, chronic bronchitis, or
emphysema
■ cough that occurs with 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 headache that lasts.
These could be signs of a serious condition.
Active Ingredient (55106-9)
Active ingredients
(in each 20 mL)
Dextromethorphan HBr 20 mg
Guaifenesin 400 mg
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
Directions
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 over:
20 mL in dosing cup provided every 4 hours
■ children under 12 years of age: do not use
Section 50565-1 (50565-1)
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.
Section 51727-6 (51727-6)
Inactive ingredients
ammonium, glycyrrhizate, anhydrous citric acid, D&C yellow
no. 10, edetate disodium, FD&C blue no. 1, flavor,
glycerin (soy), propylene glycol, purified water,
sodium benzoate, sorbitol, sucralose, trisodium
citrate dihydrate*, xanthan gum
*may contain this ingredient
Section 51945-4 (51945-4)
NDC 72854-159-66
Relieves Chest Congestion
Controls Cough
Thins& Loosens Mucus
6 fl oz (180mL)
MENTHOL FLAVORED LIQUID
Dextromethorphan HBr » Cough Suppressant
Guaifenesin » Expectorant
Ages 12+
Section 53413-1 (53413-1)
Questions?
1-866-MUCINEX (1-866-682-4639)
Section 55105-1 (55105-1)
Dextromethorphan HBr » Cough Suppressant
Guaifenesin » Expectorant
Section 60561-8 (60561-8)
Other information
■ each 20 mL contains: sodium 9 mg
■ store at 20-25°C (68-77°F)
■ do not refrigerate
Advanced Ingredient Data
Raw Label Data
All Sections (JSON)
Additional Information
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Source: dailymed · Ingested: 2026-02-15T12:03:24.892328 · Updated: 2026-03-14T23:03:28.306097