OTC · Tablet, Extended Release · Oral

Guaifenesin, Dextromethorphan Hbr

Brands: Mucus Relief - Dm Maximum Strength · Maximum Strength Guaifenesin Dm · Mucus Relief Dm · Mucus Relief Dm Extended Release Caplets +1 · Dextromethorphan Hydrobromide + Guaifenesin

8 ACTIVE SUPPLIERS - US

openFDA · updated weekly

US14 NDCs
8 active makers

UKComing
soon

CAComing
soon

AUComing
soon

EUComing
soon

ATCR05DA09

RxCUI (US)3289

US makers9 labelers

Packages17

DEA / ScheduleNone

US acquisition costNADAC · per unit

Average across 6 priced NDCs. A benchmark of pharmacy acquisition cost - not a retail quote.

$0.452

Latest avg · Aug 19, 2026

-1%

Since Dec 17, 2025

Active US suppliers

Labeler	Type	Packages	Status
H E B	unknown	4	SUPPLYING
Rugby Laboratories	unknown	3	SUPPLYING
Family Dollar (FAMILY WELLNESS)	unknown	2	SUPPLYING
Strategic Sourcing Services LLC	unknown	2	SUPPLYING
ATLANTIC BIOLOGICALS CORP.	unknown	1	SUPPLYING
FSA Store Inc. (Caring Mills)	unknown	1	SUPPLYING
YYBA Corp	unknown	1	SUPPLYING
QUALITY CHOICE (Chain Drug Marketing Association)	unknown	1	SUPPLYING
CVS Pharmacy	unknown	2	EXITED 2026

Guaifenesin, Dextromethorphan Hbr

US acquisition costNADAC · per unit

Medicaid dispensing volumeSDUD · per quarter

Who makes it8 active · 1 exited

Regulatory & supply events