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Drug Facts

Manufacturer
Harris Teeter, LLC
Effective date
2026-04-29
Label type
HUMAN OTC DRUG LABEL
Version
3
Source
full-release
Hydrated at
2026-06-01 01:55:13

Label at a glance#

ProductMucus Relief DM Max Maximum Strength
Active ingredientDEXTROMETHORPHAN HYDROBROMIDE, GUAIFENESIN
Label structure10 sections

Indications and uses

helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of botherosme 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

Dosage and administration

do not take more than 6 doses in any 24-hour period measure only with dosing cup provided. Do not use any other dosing device. keep dosing cup with product mL = milliliter dose as follows or as directed by a doctor adults and children 12 years of age and older: 20 mL every 4 hours children under 12 years of age: do not use

Label contents#

Full prescribing information#

Active ingredients (in each 20 mL)

OTC - ACTIVE INGREDIENT SECTION

Dextromethorphan HBr 20 mg

Guaifenesin 400 mg

Purposes

OTC - PURPOSE SECTION

Cough suppressant

Expectorant

Uses

INDICATIONS & USAGE SECTION

  • helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of botherosme 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

WARNINGS SECTION

Do not use

OTC - DO NOT USE SECTION

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

OTC - ASK DOCTOR SECTION

  • 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,

OTC - WHEN USING SECTION

do not use more than directed.

Stop use and ask a doctor if

OTC - STOP USE SECTION

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.

If pregnant or breast-feeding,

OTC - PREGNANCY OR BREAST FEEDING SECTION

ask a health professional before use.

Keep out of reach of children.

OTC - KEEP OUT OF REACH OF CHILDREN SECTION

In case of overdose, get medical help or contact a Poison Control Center (1-800-222-1222) right away.

Directions

DOSAGE & ADMINISTRATION SECTION

  • do not take more than 6 doses in any 24-hour period
  • measure only with dosing cup provided. Do not use any other dosing device.
  • keep dosing cup with product
  • mL = milliliter
  • dose as follows or as directed by a doctor
  • adults and children 12 years of age and older: 20 mL every 4 hours
  • children under 12 years of age: do not use

Other information

SPL UNCLASSIFIED SECTION

  • each 20 mL contains: sodium 20 mg
  • store between 20-25ºC (68-77ºF). Do not refrigerate.

Inactive ingredients

INACTIVE INGREDIENT SECTION

citric acid, disodium EDTA, FD&C red #40, flavor, glycerin, propyl gallate, propylene glycol, purified water, sodium benzoate, sodium citrate, sorbitol, sucralose, xanthan gum

Questions or comments?

OTC - QUESTIONS SECTION

Call 1-877-753-3935 Monday-Friday 9AM-5PM EST

Principal Display Panel

PACKAGE LABEL.PRINCIPAL DISPLAY PANEL

*Compare to the active ingredients in Maximum Strength Mucinex® Fast-Max® DM Max

Maximum Strength 

Mucus Relief DM Max

DEXTROMETHORPHAN  HBr 20 mg

Cough Suppressant

GUAIFENESIN 400 mg

Expectorant

MUCUS RELIEF DM

Multi-Symptom Relief

  • Controls Cough
  • Relieves Chest Congestion
  • Thin & Loosens Mucus
  • 4-Hour Dosing

FOR AGES 12 YEARS AND OVER

FL OZ (mL)

*This product is not manufactured or distributed by Reckitt Benckiser, distributor of Maximum Strength Mucinex® Fast-Max® DM Max.

TAMPER EVIDENT: DO NOT USE IF PRINTED SAFETY SEAL AROUND OR UNDER CAP IS BROKEN OR MISSING.

PROUDLY DISTRIBUTED BY:

HARRIS TEETER, LLC

MATTHEWS, NC 28105

Package Label

PACKAGE LABEL.PRINCIPAL DISPLAY PANEL

HARRIS TEETER Maximum Strength Mucus Relief DM Max
HARRIS TEETER Maximum Strength Mucus Relief DM Max

DailyMed RxNorm Mappings#

RxCUI, RxNorm string, TTY table
RxCUIRxNorm stringTTYSPL version
1020138dextromethorphan HBr 20 MG / guaiFENesin 400 MG in 20 mL Oral SolutionPSN3
1020138dextromethorphan hydrobromide 1 MG/ML / guaifenesin 20 MG/ML Oral SolutionSCD3
1020138dextromethorphan HBr 20 MG / guaifenesin 400 MG per 20 ML Oral SolutionSY3
1020138dextromethorphan HBr 5 MG / guaifenesin 100 MG per 5 ML Oral SolutionSY3

DailyMed Pharmacologic Classes#

Class, Version, Type table
ClassVersionTypeEffective
DEXTROMETHORPHAN Pharmacologic Class Indexing2Indexing - Pharmacologic Class20180813
GUAIFENESIN Pharmacologic Class Indexing1Indexing - Pharmacologic Class20211129

Product Linked Resources#

Resource, Code type, Value table
ResourceCode typeValueEquivalent identifiersSource image
BarcodeEAN-130072036736253GTIN-13: 0072036736253
EAN-13: 0072036736253
GTIN-12: 072036736253
UPC-A: 072036736253
GTIN storage (14 digits): 00072036736253		mucus-relief-dm-maximum-strength-liquid-delisted-1.jpg

DailyMed Product Concepts#

Product concept, Relation, Version table
Product conceptRelationVersionEffective
bf324df6-7127-7deb-def5-2681c136cd03Product name320250325
777d68c6-a5ab-e06c-d314-677b0b9af0c8Product name220240508
43a1ed49-eae2-4840-8075-cb4b33478540Product name120230425
e2db08c6-133f-4f4f-afb4-e90a2418d6f6Product name120230320
c6f86816-7da6-43ea-8c25-ac9758311cc5Product name120220118
ce6d5c06-3ae0-18a6-d5b3-8cd3cc0f8906Product name720210625
ba088a92-ab5e-b2d4-e908-f5ea691b7587Product name720210201
f52be47f-7aa7-46c0-b1fa-50c18dd50206Product name120201029
11ed6f83-cdd2-4637-8379-b1a1d3ae3cdeProduct name120181101
86c45a79-b9f0-4476-a27c-6e10db098497Product name120180125
252e11b6-1a9a-4283-a242-df2c129c496dProduct name320170717
d5e51f11-ad28-caa4-4b49-4143974782adProduct name120150831
4fe95224-f543-4dbb-9445-8cca122b48c8Product name120150609
e8718272-64cb-4436-969b-176c3067c8f4Product name120150609
106ff02a-57e1-4c4c-a307-fd582ff4e311Product name120150212
6084a4f4-5437-c9a5-caec-5361ee075a59Product name120140508
76633df9-0d59-4b88-03ed-21dee1b966f8Product name120140508
90c5639a-61b0-88d6-ddcf-21888e94869aProduct name120140508
9514609b-a2a9-f8ec-6ba6-3f8e5ee89877Product name120140508

DailyMed Package Descriptions#

Package NDC, Product, Description table
Package NDCProductDescriptionFormQuantityStrengthSPL version
69256-505-06Mucus Relief DM MaxMaximum Strength177 mL in 1 BOTTLE, PLASTICLIQUID1773

Products#

Every source-derived product name is available through these pages.

DailyMed product names page 1 of 1 · 17 matching rows.

NDC Codes#

Product NDC, Package NDC table
Product NDCPackage NDC
69256-50569256-505-06

Ingredients#

Every source-derived ingredient row is available through these pages.

DailyMed ingredient rows page 1 of 1 · 14 matching rows.

Name, UNII, Kind table
NameUNIIKind
DEXTROMETHORPHAN HYDROBROMIDE9D2RTI9KYHACTIB
GUAIFENESIN495W7451VQACTIB
ANHYDROUS CITRIC ACIDXF417D3PSLIACT
EDETATE CALCIUM DISODIUM25IH6R4SGFIACT
FD&C RED NO. 40WZB9127XOAIACT
GLYCERINPDC6A3C0OXIACT
PROPYL GALLATE8D4SNN7V92IACT
PROPYLENE GLYCOL6DC9Q167V3IACT
WATER059QF0KO0RIACT
SODIUM BENZOATEOJ245FE5EUIACT
SODIUM CITRATE1Q73Q2JULRIACT
SORBITOL506T60A25RIACT
SUCRALOSE96K6UQ3ZD4IACT
XANTHAN GUMTTV12P4NEEIACT

Source Document#

Source XML

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.

Matched openFDA labels page 1 of 1 · 1 matching rows.

Brand, Generic, Manufacturer table
BrandGenericManufacturerSPL set IDEffective dateAvailable safety fieldsJoin
Mucus Relief DM Max Maximum StrengthDEXTROMETHORPHAN HBR, GUAIFENESINHarris Teeter, LLC098428ae-e87d-4c29-8f02-1590530da58e2026-04-29WarningsExact identifier
ndc (package): 69256-505-06
ndc (product): 69256-505
ndc11 (package): 69256050506
spl id: 21151220-d840-44dd-9750-101aa0c29bdb
spl set id: 098428ae-e87d-4c29-8f02-1590530da58e

Reported adverse events (FAERS/openFDA)#

Adverse event summaries are temporarily unavailable. Other product information remains available.