Product Information

MUCUS RLF DM ER 600-30 MG TAB is a generic product labeled by Rugby Laboratories, priced at $0.3591 per EA under NDC 00536144634. Its NADAC has been published 44 times since Oct 22, 2025.

FDA first approved this application on Mar 5, 2018.

MUCUS RLF DM ER 600-30 MG TAB

dextromethorphan hydrobromide, guaifenesin
$0.3591per EA
OTC

Strength

30; 600 mg/1; mg/1

Manufacturer

Rugby Laboratories

NDC

00536144634

Classification

Generic

Dosage Form

TABLET, EXTENDED RELEASE

Route

ORAL

Effective Date

8/19/2026

Approval Type

Generic (ANDA)

FDA Application

ANDA207602

FDA Approved

3/5/2018

On Market Since

4/2/2025

Pharmacological Classes

Decreased Respiratory Secretion Viscosity
Expectorant
Increased Respiratory Secretions
Sigma-1 Agonist
Sigma-1 Receptor Agonists
Uncompetitive N-methyl-D-aspartate Receptor Antagonist
Uncompetitive NMDA Receptor Antagonists

Price Statistics

The NADAC for MUCUS RLF DM ER 600-30 MG TAB has been published 44 times since Oct 22, 2025, and over the history we have for it it has declined 10.0%. The table below summarizes its recorded NADAC range and movement.

Current price$0.3591 per EA
All-time high$0.3991 (Nov 12, 2025)
All-time low$0.3481 (Feb 18, 2026)
52-week high$0.3991
52-week low$0.3481
Median price$0.3777
Average price$0.3765
Largest weekly change-6.9% (Jan 21, 2026)
Weeks tracked44
Tracking sinceOct 22, 2025

Price History

1W

-1.4%

1M

-1.4%

3M

-8.8%

6M

+3.2%

1Y

N/A

3Y

N/A

5Y

N/A

All

-10.0%

Generic Alternatives

The matcher finds 2 manufacturers offering a NADAC-published product with this drug's active ingredient and strength in a comparable dosage form (cheapest from each manufacturer, up to 10 shown below). None of the shown alternatives sit below the current price. These are candidates to verify clinically, not guaranteed substitutes — see our generic drug prices guide.

Frequently asked questions

What is the NADAC price of MUCUS RLF DM ER 600-30 MG TAB?

The current National Average Drug Acquisition Cost (NADAC) for MUCUS RLF DM ER 600-30 MG TAB, manufactured by Rugby Laboratories, is $0.3591 per EA (NDC 00536144634), effective Aug 19, 2026.

How has the price of MUCUS RLF DM ER 600-30 MG TAB changed over time?

Over the history we have for it, the NADAC for MUCUS RLF DM ER 600-30 MG TAB has declined 10.0%. It has been tracked across 44 weekly CMS publications since Oct 22, 2025.

What are the highest and lowest recorded NADAC prices for MUCUS RLF DM ER 600-30 MG TAB?

Since Oct 22, 2025, the NADAC for MUCUS RLF DM ER 600-30 MG TAB has ranged from a low of $0.3481 (Feb 18, 2026) to a high of $0.3991 (Nov 12, 2025), with a median of $0.3777 per EA.

Are there cheaper alternatives to MUCUS RLF DM ER 600-30 MG TAB?

2 manufacturers publish a NADAC-priced product with the same active ingredient and strength as MUCUS RLF DM ER 600-30 MG TAB in a comparable dosage form, but none are currently priced below it.

Who manufactures MUCUS RLF DM ER 600-30 MG TAB?

MUCUS RLF DM ER 600-30 MG TAB (NDC 00536144634) is labeled by Rugby Laboratories, and CMS classifies it as a generic product.