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
Description
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
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 55106-9
Active ingredients
(in each 20 mL)
Dextromethorphan HBr 20 mg
Guaifenesin 400 mg
Section 60561-8
Other information
■ each 20 mL contains: sodium 9 mg
■ store at 20-25°C (68-77°F)
■ do not refrigerate
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.
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
Structured Label Content
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
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 55106-9 (55106-9)
Active ingredients
(in each 20 mL)
Dextromethorphan HBr 20 mg
Guaifenesin 400 mg
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
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.
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
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