Dextromethorphan Hydrobromide, Guaifenesin - Reckitt Benckiser LLC
- Manufacturer
- Reckitt Benckiser LLC
- Effective date
- 2026-10-24
- Label type
- HUMAN OTC DRUG LABEL
- Version
- 3
- Source
- daily-update
- Hydrated at
- 2026-10-27 02:03:44
Label at a glance#
Contacts and useful links#
Label contents#
Full prescribing information#
SPL UNCLASSIFIED SECTION
Drug Facts
OTC - ACTIVE INGREDIENT SECTION
Active ingredients
(in each 20 mL)
Kickstart Severe Congestion & Cough
Dextromethorphan HBr 20 mg
Guaifenesin 400 mg
Nighttime Cold & Flu
Acetaminophen 650 mg
Dextromethorphan HBr 20 mg
Triprolidine HCl 2.5 mg
OTC - PURPOSE SECTION
Purposes
Kickstart Severe Congestion & Cough
Dextromethorphan HBr 20 mg » Cough Suppressant
Guaifenesin 400 mg» Expectorant
Nighttime Cold & Flu
Acetaminophen 650 mg» Pain reliever/fever reducer
Dextromethorphan 20 mg» Cough suppressant
Triprolidine HCl 2.5 mg» Antihistamine
INDICATIONS & USAGE SECTION
Uses
Kickstart Severe Congestion & Cough
■ 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
Nighttime Cold & Flu
■ temporarily relieves these common cold and flu symptoms:
■ cough ■ minor aches and pains ■ sore throat
■ headache ■ runny nose ■ sneezing ■ itching of the nose or throat
■ itchy, watery eyes due to hay fever
■ temporarily reduces fever
■ controls cough to help you get to sleep
WARNINGS SECTION
Warnings
Nighttime Cold & Flu
Liver warning: This product contains acetaminophen. Severe liver damage may occur if
you take:
■ more than 4,000 mg in 24 hours, which is the maximum daily amount
■ with other drugs containing acetaminophen
■ 3 or more alcoholic drinks daily while using this product
Nighttime Cold & Flu
Allergy alert
: Acetaminophen may cause severe skin reactions. Symptoms may
include: ■ skin reddening ■ blisters ■ rash
If a skin reaction occurs, stop use and seek medical help right away.
Nighttime Cold & Flu
Sore throat warning
: If sore throat is severe, persists for more than 2 days, is
accompanied or followed by fever, headache, rash, nausea, or vomiting, consult a
doctor promptly.
Do not use
■ with any other drug containing acetaminophen (prescription or nonprescription).
If you are not sure whether a drug contains acetaminophen, ask a doctor or pharmacist.
(Nighttime Cold & Flu only)
■ 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
■ liver disease
(N
ighttime Cold & Flu only)
■ glaucoma
(Nighttime Cold & Flu only)
■ trouble urinating due to an enlarged prostate gland
(Nighttime Cold & Flu only)
■ a breathing problem such as emphysema or chronic bronchitis
(Nighttime Cold & Flu only)
■ persistent or chronic cough such as occurs
with smoking, asthma, chronic bronchitis, or
emphysema
■ cough that occurs with too much phlegm (mucus)
Ask a doctor or pharmacist before use if you are
(Nighttime Cold & Flu only)
■ taking the blood thinning drug warfarin
■ taking sedatives or tranquilizers
When using this product do not use more than directed
■ excitability may occur, especially in children
(Nighttime Cold & Flu only)
■ marked drowsiness may occur
(Nighttime Cold & Flu only)
■ alcohol, sedatives, and tranquilizers may increase drowsiness
(Nighttime Cold & Flu only)
■ avoid alcoholic drinks
(Nighttime Cold & Flu only)
■ use caution when driving a motor vehicle or operating machinery
(Nighttime Cold & Flu only)
Stop use and ask a doctor if
Kickstart Severe Congestion & Cough
■ 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.
Nighttime Cold & Flu
■
pain or cough gets worse or lasts more than 7 days
■ fever gets worse or lasts more than 3 days
■ redness or swelling is present
■ new symtoms occur
■ cough come back, or occurs with fever, rash,
or headache that lasts. These could be signs of
a serious condition.
OTC - PREGNANCY OR BREAST FEEDING SECTION
If pregnant or breast-feeding, as a health professional before use.
OTC - KEEP OUT OF REACH OF CHILDREN SECTION
Keep out of reach of children.
SPL UNCLASSIFIED SECTION
Overdose warning: Taking more than the recommended dose (overdose) may cause liver damage. In case of overdose, get medical help or contact a Posion Control Center right away. Quick medical attention is critical for adults as well as for children even if you do not notice any signs or symptoms. (Nighttime Cold & Flu only)
In case of overdose, get medical help or contact a Posion Control Center right away. (Kickstart Severe Congestion & Cough only)
DOSAGE & ADMINISTRATION SECTION
Directions
Kickstart Severe Congestion & Cough
■ 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
Nighttime Cold & Flu
■
do not take more than directed (see
Overdose warning)
■ do not take more than 4 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
OTHER SAFETY INFORMATION
Other information
Kickstart Severe Congestion & Cough
■ each 20 mL contains:
sodium 9 mg
■ store at 20-25°C (68-77°F)
■ do not refrigerate
Nighttime Cold & Flu
■ each 20 mL contains:
sodium 16 mg
■ store at 20-25°C (68-77°F)
■ do not refrigerate
INACTIVE INGREDIENT SECTION
Inactive ingredients
Kickstart Severe Congestion & Cough
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
Nighttime Cold & Flu
ammonium glycyrrhizate, anhydrous citric acid, edetate
disodium, FD&C blue no. 1, FD&C red no.
40, flavor, glycerin (soy), propylene glycol,
purified water, sodium benzoate, sorbitol,
sucralose, xanthan gum
OTC - QUESTIONS SECTION
Questions?
1-866-MUCINEX (1-866-682-4639)
PACKAGE LABEL.PRINCIPAL DISPLAY PANEL
Product Linked Resources#
| Resource | Code type | Value | Equivalent identifiers | Source image |
|---|---|---|---|---|
| Barcode | EAN-13 | 0363824999340 | GTIN-13: 0363824999340 EAN-13: 0363824999340 GTIN-12: 363824999340 UPC-A: 363824999340 GTIN storage (14 digits): 00363824999340 | 72854-160 label 1.jpg |
DailyMed Product Concepts#
DailyMed Billing Units#
| Package NDC | Billing unit | Product NDC | DailyMed indexing SPL | SPL version | Effective |
|---|---|---|---|---|---|
| 72854-159-66 | ML - Milliliter | 72854-159 | bfa2fea2-c87c-4631-b787-c9d2e02a3673 | 1 | 2024-08-12 |
Products#
Every source-derived product name is available through these pages.
- Mucinex Fast-Max Kickstart Severe Congestion and Cough and Mucinex Fast-Max Nighttime Cold and Flu
- Dextromethorphan Hydrobromide, Guaifenesin, Acetaminophen,Triprolidine Hydrochloride
- Mucinex Fast-Max Kickstart Severe Congestion and Cough Maximum Strength
- Dextromethorphan Hydrobromide, Guaifenesin
- DEXTROMETHORPHAN HYDROBROMIDE
- DEXTROMETHORPHAN
- GUAIFENESIN
- D&C YELLOW NO. 10
- FD&C BLUE NO. 1
- WATER
- SUCRALOSE
- XANTHAN GUM
- TRISODIUM CITRATE DIHYDRATE
- AMMONIUM GLYCYRRHIZATE
- GLYCERIN
- PROPYLENE GLYCOL
- SODIUM BENZOATE
- SORBITOL
- ANHYDROUS CITRIC ACID
- EDETATE DISODIUM
- Mucinex Fast-Max Nighttime Cold and Flu
- Acetaminophen, Dextromethorphan Hydrobromide, Triprolidine Hydrochloride
- ACETAMINOPHEN
- TRIPROLIDINE HYDROCHLORIDE
- TRIPROLIDINE
- FD&C RED NO. 40
NDC Codes#
| Product NDC | Package NDC |
|---|---|
| 72854-160 | 72854-160-26 |
| 72854-159 | 72854-159-66 |
| 72854-143 | 72854-143-66 |
Ingredients#
Every source-derived ingredient row is available through these pages.
Source Document#
Older Hydrated Versions#
| Version | Effective date | Source | Hydrated |
|---|---|---|---|
| 2 | 2026-05-18 | full-release | 2026-06-01 01:57:52 |
openFDA label cross-check#
OpenFDA label data provides additional search and identifier links. DailyMed’s Structured Product Label is the canonical label on FDA.report. Matching records are deduplicated before they are shown below.
| Brand | Generic | Manufacturer | SPL set ID | Effective date | Available safety fields | Join |
|---|---|---|---|---|---|---|
| 521a8876-7425-b1bc-e063-6294a90ac8c5 | 34fd2458-9acd-cdf7-e063-6394a90a3d0a | 2026-05-18 | Warnings | 34fd2458-9acd-cdf7-e063-6394a90a3d0a |
Reported adverse events (FAERS/openFDA)#
Adverse event summaries are temporarily unavailable. Other product information remains available.

