Mucus Relief

Guaifenesin 400 mg · Tablet, Extended Release · Oral

Over the counter Expectorant Sigma-1 Agonist Uncompetitive N-methyl-D-aspartate Receptor Antagonist

Uses

USE(S) helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucus and make coughs more productive

Warnings

WARNING .

Dosage and administration

DIRECTIONS do not crush, chew, or break tablet take with a full glass of water this product can be administered without regard for the timing of meals adults and children 12 years of age and over: 1 or 2 tablets every 12 hours. Do not exceed 4 tablets in 24 hours. children under 12 years of age: do not use

Storage

OTHER INFORMATION tamper evident: do not use if seal on the bottle printed "SEALED for YOU PROTECTION" is broken or missing. store between 20 to 25°C (68 to 77°F)

Label text from the FDA structured product label by Bryant Ranch Prepack (revised Jun 2, 2025). Long sections are shortened; the complete label is on DailyMed.

Active ingredients

Guaifenesin in 92 products
Dextromethorphan Hydrobromide in 6 products
Phenylephrine Hydrochloride in 5 products
Acetaminophen in 4 products
Antimony Potassium Tartrate in 1 product
Atropa Belladonna in 1 product
Bryonia Alba Whole in 1 product
Anemone Hepatica Var. Obtusa in 1 product
Hyoscyamus Niger in 1 product
Ipecac in 1 product
Lobelia Inflata in 1 product
Human Sputum, Bordetella Pertussis Infected in 1 product

Mucus Relief NDC products (93)

NDC	Strength & form	Labeler	Type
57344-203	Guaifenesin 600 mg/1 Tablet, Extended Release	AAA Pharmaceutical, Inc.	ANDA
80513-403	Guaifenesin 600 mg/1 Tablet, Extended Release	Advanced Rx LLC	ANDA
69168-459	Guaifenesin 600 mg/1 Tablet, Extended Release	Allegiant Health	ANDA
69168-460	Guaifenesin 1200 mg/1 Tablet, Extended Release	Allegiant Health	ANDA
61504-204	Guaifenesin 1200 mg/1 Tablet, Extended Release	AMERIFOODS TRADING COMPANY	ANDA
71610-499	Guaifenesin 600 mg/1 Tablet, Extended Release	Aphena Pharma Solutions - Tennessee, LLC	ANDA
63941-731	Guaifenesin 600 mg/1 Tablet	Best Choice (Valu Merchandisers Company)	ANDA
37835-408	Guaifenesin 600 mg/1 Tablet	Bi-Mart	ANDA
37835-412	Guaifenesin 1200 mg/1 Tablet, Extended Release	Bi-Mart	ANDA
68391-724	Guaifenesin 1200 mg/1 Tablet, Extended Release	BJWC (Berkley & Jensen / BJ's)	ANDA
71335-2642	Guaifenesin 600 mg/1 Tablet, Extended Release	Bryant Ranch Prepack	ANDA
41520-732	Guaifenesin 1200 mg/1 Tablet	Care One (American Sales Company)	ANDA
83324-097	Guaifenesin 600 mg/1 Tablet, Extended Release	CHAIN DRUG MARKETING ASSOCIATION, INC.	ANDA
83324-096	Guaifenesin 1200 mg/1 Tablet, Extended Release	CHAIN DRUG MARKETING ASSOCIATION, INC.	ANDA
51316-724	Guaifenesin 1200 mg/1 Tablet, Extended Release	CVS Pharmacy	ANDA
51316-728	Guaifenesin 1200 mg/1 Tablet, Multilayer, Extended Release	CVS WOONSOCKET PRESCRIPTION CENTER, INCORPORATED	ANDA
51316-470	Guaifenesin 600 mg/1 Tablet, Multilayer, Extended Release	CVS WOONSOCKET PRESCRIPTION CENTER, INCORPORATED	ANDA
53942-203	Guaifenesin 600 mg/1 Tablet, Extended Release	Demoulas Super Markets, Inc	ANDA
53942-204	Guaifenesin 1200 mg/1 Tablet, Extended Release	Demoulas Super Markets, Inc	ANDA
53943-233	Guaifenesin 600 mg/1 Tablet, Extended Release	Discount Drug Mart, Inc	ANDA
55910-739	Guaifenesin 600 mg/1 Tablet	Dolgencorp, Inc. (DOLLAR GENERAL & REXALL)	ANDA
55319-733	Guaifenesin 1200 mg/1 Tablet, Extended Release	Family Dollar (FAMILY WELLNESS)	ANDA
55319-551	Guaifenesin 1200 mg/1 Tablet, Extended Release	Family Dollar (FAMILY WELLNESS)	ANDA
81522-204	Guaifenesin 1200 mg/1 Tablet, Extended Release	FSA STORE INC.	ANDA
81522-203	Guaifenesin 600 mg/1 Tablet, Extended Release	FSA STORE INC.	ANDA
85828-723	Guaifenesin 600 mg/1 Tablet, Extended Release	Grocery Outlet, Inc.	ANDA
37808-935	Guaifenesin 600 mg/1 Tablet	H E B	ANDA
37808-830	Guaifenesin 600 mg/1 Tablet, Extended Release	H E B	ANDA
72036-203	Guaifenesin 600 mg/1 Tablet, Extended Release	HARRIS TEETER	ANDA
72036-204	Guaifenesin 1200 mg/1 Tablet, Extended Release	HARRIS TEETER	ANDA
69256-731	Guaifenesin 600 mg/1 Tablet, Extended Release	Harris Teeter, LLC	ANDA
42507-253	Guaifenesin 600 mg/1 Tablet, Extended Release	HYVEE INC	ANDA
41226-723	Guaifenesin 600 mg/1 Tablet, Extended Release	KROGER COMPANY	ANDA
70000-0730	Guaifenesin 1200 mg/1 Tablet, Extended Release	LEADER/ Cardinal Health 110, Inc.	ANDA
0904-6986	Guaifenesin 600 mg/1 Tablet, Extended Release	Major Pharmaceuticals	ANDA
63739-067	Guaifenesin 600 mg/1 Tablet, Extended Release	McKesson Corporation dba SKY Packaging	ANDA
79481-1204	Guaifenesin 1200 mg/1 Tablet, Extended Release	Meijer	ANDA
41250-654	Guaifenesin 1200 mg/1 Tablet, Multilayer, Extended Release	Meijer Distribution Inc	ANDA
41250-684	Guaifenesin 600 mg/1 Tablet, Multilayer, Extended Release	Meijer Distribution Inc	ANDA
0615-8637	Guaifenesin 600 mg/1 Tablet, Extended Release	NCS HealthCare of KY, LLC dba Vangard Labs	ANDA
84324-026	Guaifenesin 600 mg/1 Tablet, Extended Release	NUVICARE LLC	ANDA
84324-034	Guaifenesin 1200 mg/1 Tablet, Extended Release	NUVICARE LLC	ANDA
59726-734	Guaifenesin 600 mg/1 Tablet, Extended Release	P & L Development, LLC	ANDA
59726-237	Guaifenesin 1200 mg/1 Tablet, Extended Release	P & L Development, LLC	ANDA
72090-011	Guaifenesin 600 mg/1 Tablet, Extended Release	Pioneer Life Sciences, LLC	ANDA
72090-012	Guaifenesin 1200 mg/1 Tablet, Extended Release	Pioneer Life Sciences, LLC	ANDA
11822-2123	Guaifenesin 600 mg/1 Tablet, Multilayer, Extended Release	Rite Aid Corporation	ANDA
11822-3252	Guaifenesin 600 mg/1 Tablet	Rite Aid Corporation	ANDA
0536-1392	Guaifenesin 1200 mg/1 Tablet, Extended Release	Rugby Laboratories	ANDA
70677-1052	Guaifenesin 600 mg/1 Tablet, Extended Release	Strategic Sourcing Services LLC	ANDA
70677-1051	Guaifenesin 1200 mg/1 Tablet, Extended Release	Strategic Sourcing Services LLC	ANDA
55681-301	Guaifenesin 600 mg/1 Tablet	TWIN MED LLC	ANDA
41163-731	Guaifenesin 600 mg/1 Tablet	United Natural Foods, Inc. dba UNFI	ANDA
67091-403	Guaifenesin 600 mg/1 Tablet, Extended Release	WINCO FOODS, LLC	ANDA
67091-404	Guaifenesin 1200 mg/1 Tablet, Extended Release	WINCO FOODS, LLC	ANDA
67091-370	Guaifenesin 600 mg/1 Tablet	WinCo Foods, LLC	ANDA
73581-401	Guaifenesin 600 mg/1 Tablet	YYBA CORP	ANDA
73581-402	Guaifenesin 1200 mg/1 Tablet	YYBA CORP	ANDA
73581-403	Guaifenesin 1200 mg/1 Tablet, Extended Release	YYBA Corp	ANDA
69168-370	Guaifenesin 400 mg/1 Tablet	Allegiant Health	OTC MONOGRAPH DRUG
46122-794	Guaifenesin 400 mg/1 Tablet, Film Coated	Amerisource Bergen	OTC MONOGRAPH DRUG
46122-790	Dextromethorphan Hydrobromide 20 mg/1; Guaifenesin 400 mg/1 Tablet, Film Coated	Amerisource Bergen	OTC MONOGRAPH DRUG
37835-401	Guaifenesin 400 mg/1 Tablet	Bi-Mart	OTC MONOGRAPH DRUG
71335-2032	Guaifenesin 400 mg/1 Tablet	Bryant Ranch Prepack	OTC MONOGRAPH DRUG
71335-1035	Guaifenesin 400 mg/1 Tablet	Bryant Ranch Prepack	OTC MONOGRAPH DRUG
82725-1012	Guaifenesin 400 mg/1 Tablet	Cabinet Health, Inc.	OTC MONOGRAPH DRUG
55910-336	Acetaminophen 650 mg/20mL; Dextromethorphan Hydrobromide 20 mg/20mL; Guaifenesin 400 mg/20mL; Phenylephrine… Liquid	Dolgencorp, Inc. (DOLLAR GENERAL & REXALL)	OTC MONOGRAPH DRUG
49035-336	Dextromethorphan Hydrobromide 20 mg/20mL; Acetaminophen 650 mg/20mL; Guaifenesin 400 mg/20mL; Phenylephrine… Liquid	EQUATE (Wal-Mart Stores, Inc.) (see also WAL-MART INC)	OTC MONOGRAPH DRUG
57896-794	Guaifenesin 400 mg/1 Tablet	Geri-Care Pharmaceuticals, Corp	OTC MONOGRAPH DRUG
57896-718	Guaifenesin 400 mg/1 Tablet	Geri-Care Pharmaceuticals, Corp	OTC MONOGRAPH DRUG
57896-714	Guaifenesin 400 mg/1 Tablet	Geri-Care Pharmaceuticals, Corp	OTC MONOGRAPH DRUG
50804-371	Guaifenesin 400 mg/1 Tablet	Good Sense	OTC MONOGRAPH DRUG
71679-119	Guaifenesin 400 mg/1 Tablet	Health Pharma USA LLC	OTC MONOGRAPH DRUG
41226-272	Guaifenesin 400 mg/1 Tablet	KROGER COMPANY	OTC MONOGRAPH DRUG
84324-009	Guaifenesin 400 mg/1 Tablet	NUVICARE LLC	OTC MONOGRAPH DRUG
72090-013	Guaifenesin 400 mg/1 Tablet	Pioneer Life Sciences, LLC	OTC MONOGRAPH DRUG
72090-019	Guaifenesin 400 mg/1 Tablet	Pioneer Life Sciences, LLC	OTC MONOGRAPH DRUG
72090-035	Guaifenesin 400 mg/1 Tablet	Pioneer Life Sciences, LLC	OTC MONOGRAPH DRUG
72090-044	Guaifenesin 400 mg/1 Tablet	Pioneer Life Sciences, LLC	OTC MONOGRAPH DRUG
72090-009	Guaifenesin 400 mg/1 Tablet	Pioneer Life Sciences, LLC	OTC MONOGRAPH DRUG
68210-4158	Guaifenesin 400 mg/1 Tablet	Prodose, Inc.	OTC MONOGRAPH DRUG
66424-001	Guaifenesin 400 mg/1 Tablet	SDA Laboratories, Inc.	OTC MONOGRAPH DRUG
76162-057	Dextromethorphan Hydrobromide 5 mg/5mL; Guaifenesin 100 mg/5mL; Phenylephrine Hydrochloride 2.5 mg/5mL Solution	TOPCO ASSOCIATES LLC	OTC MONOGRAPH DRUG
76162-004	Guaifenesin 400 mg/1 Tablet	TopCo Associates, LLC	OTC MONOGRAPH DRUG
55681-311	Guaifenesin 400 mg/1 Tablet	TWIN MED LLC	OTC MONOGRAPH DRUG
41163-035	Dextromethorphan Hydrobromide 20 mg/20mL; Acetaminophen 650 mg/20mL; Guaifenesin 400 mg/20mL; Phenylephrine… Liquid	United Natural Foods, Inc. dba UNFI	OTC MONOGRAPH DRUG
0363-0532	Guaifenesin 400 mg/1 Tablet, Film Coated	Walgreen Company	OTC MONOGRAPH DRUG
0363-0782	Acetaminophen 650 mg/20mL; Dextromethorphan Hydrobromide 20 mg/20mL; Guaifenesin 400 mg/20mL; Phenylephrine… Liquid	Walgreens	OTC MONOGRAPH DRUG
17714-152	Guaifenesin 400 mg/1 Tablet	Advance Pharmaceutical Inc.	OTC MONOGRAPH FINAL
71610-098	Guaifenesin 200 mg/1 Tablet	Aphena Pharma Solutions - Tennessee, LLC	OTC MONOGRAPH FINAL
54738-981	Guaifenesin 400 mg/1 Tablet	Richmond Pharmaceuticals, Inc.	OTC MONOGRAPH FINAL
54738-980	Guaifenesin 200 mg/1 Tablet	Richmond Pharmaceuticals, Inc.	OTC MONOGRAPH FINAL
62795-1012	Antimony Potassium Tartrate 5 [hp_X]/1; Atropa Belladonna 6 [hp_X]/1; Bryonia Alba Whole 6 [hp_X]/1; Anemone Hepatica… Tablet	MediNatura Inc	UNAPPROVED HOMEOPATHIC

Frequently asked questions

What is Mucus Relief used for?

USE(S) helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucus and make coughs more productive

Who makes Mucus Relief?

Mucus Relief is listed by 57 labelers in the FDA NDC directory, including AAA Pharmaceutical, Inc., Advanced Rx LLC, Allegiant Health, AMERIFOODS TRADING COMPANY.