Guaifenasin-Dextromethorphan ER Coupons & Prices

Guaifenasin-Dextromethorphan ER is a Antitussive-Expectorant class drug that is made by Ohm Labs. The typical cash price of Guaifenasin-Dextromethorphan ER is $15.39 per 1, 14 tablets extended release 12 hour box, but you can pay just $16.14 for 1, 14 tablets extended release 12 hour box with the SingleCare drug coupon. Guaifenasin-Dextromethorphan ER is a generic drug; Mucinex Dm Maximum Strength is the brand-name variant of Guaifenasin-Dextromethorphan ER.

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0.5 box14 tablets extended release 12 hourEdit

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Guaifenasin-Dextromethorphan ER coupon at Kroger Pharmacy
$ 16.14

Show this free card to your pharmacist.

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Guaifenasin-Dextromethorphan ER coupon at Harris Teeter Pharmacy
$ 16.14
Guaifenasin-Dextromethorphan ER coupon at Food Lion Pharmacy
$ 16.26
Guaifenasin-Dextromethorphan ER coupon at Costco Pharmacy
$ 18.26
Guaifenasin-Dextromethorphan ER coupon at Walgreens Pharmacy
$ 26.15

About SingleCare Pricing

SingleCare’s prescription prices are based on multiple sources. The prices we publish are our best estimate, but we cannot guarantee that the price we display will exactly match the price you receive at the pharmacy. For an exact price, please contact your pharmacy and provide the BIN/GRP/PCN numbers shown on your SingleCare card.

Any SingleCare bonus savings, including the $3 signup bonus, may only be used once.

Prices updated: 12/19/2025

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About Guaifenasin-Dextromethorphan ER

Guaifenasin-Dextromethorphan ER is a Antitussive-Expectorant class drug that is made by Ohm Labs. The typical cash price of Guaifenasin-Dextromethorphan ER is $15.39 per 1, 14 tablets extended release 12 hour box, but you can pay just $16.14 for 1, 14 tablets extended release 12 hour box with the SingleCare drug coupon. Guaifenasin-Dextromethorphan ER is a generic drug; Mucinex Dm Maximum Strength is the brand-name variant of Guaifenasin-Dextromethorphan ER.

Guaifenasin-Dextromethorphan ER Price History & Information

Price History for Dm-Guaifenesin Er (Generic) & Mucinex Dm Maximum Strength (Brand)

1 count, box, 28 tablets extended release 12 hour

Our price history metrics are calculated from aggregate prescription data that we receive from all participating pharmacies. This chart updates daily to show new price fluctuations. If a data point is missing from the chart, it is because we do not have enough data to produce a reliable figure.

Average 1-Month Prices for Dm-Guaifenesin Er (Generic) & Mucinex Dm Maximum Strength (Brand)

1 count, box, 28 tablets extended release 12 hour
PharmacyMucinex Dm Maximum Strength Retail Price
Walgreens$16.57
Kroger Pharmacy$15.40
Albertsons Pharmacy-

These prices are based on the last month of SingleCare prescription fill data by major pharmacy. This table updates daily to show the most accurate typical prices by pharmacies. If a data point is missing from the table, it is because we do not have enough data to produce a reliable figure.

About Guaifenasin-Dextromethorphan ER

Guaifenasin-Dextromethorphan ER is a Antitussive-Expectorant class drug that is made by Ohm Labs. The typical cash price of Guaifenasin-Dextromethorphan ER is $15.39 per 1, 14 tablets extended release 12 hour box, but you can pay just $16.14 for 1, 14 tablets extended release 12 hour box with the SingleCare drug coupon. Guaifenasin-Dextromethorphan ER is a generic drug; Mucinex Dm Maximum Strength is the brand-name variant of Guaifenasin-Dextromethorphan ER.

Guaifenasin-Dextromethorphan ER FAQs

How much is Guaifenasin-Dextromethorphan ER with SingleCare?

Guaifenasin-Dextromethorphan ER costs $16.14 for 1, 14 tablets extended release 12 hour box with a free Guaifenasin-Dextromethorphan ER coupon from SingleCare.  You could pay less depending on your prescription information. Use the dropdown menu above to update your prescription details (i.e., generic/brand, quantity, dosage, form) to see the most accurate prices of Guaifenasin-Dextromethorphan ER with SingleCare near you.

How much does Guaifenasin-Dextromethorphan ER cost without insurance?

The typical out-of-pocket cost of Guaifenasin-Dextromethorphan ER without health insurance is $15.39 per 1, 14 tablets extended release 12 hour box though you can save using a SingleCare Guaifenasin-Dextromethorphan ER coupon to pay just $16.14 for 1, 14 tablets extended release 12 hour box of Guaifenasin-Dextromethorphan ER. Those without insurance coverage can still use SingleCare for free Guaifenasin-Dextromethorphan ER discounts. By using Guaifenasin-Dextromethorphan ER, you generally save money on your medication compared to using Mucinex Dm Maximum Strength - the branded form of Guaifenasin-Dextromethorphan ER, which usually costs much more than Guaifenasin-Dextromethorphan ER. 

How much does Guaifenasin-Dextromethorphan ER cost with insurance?

Each individual insurance formulary is different and may or may not cover Guaifenasin-Dextromethorphan ER. The cost of Guaifenasin-Dextromethorphan ER with insurance coverage varies based on your plan - reach out to your insurance provider for definitive formulary coverage and payment specifics. If your insurance does not cover Guaifenasin-Dextromethorphan ER, you can use a SingleCare card to get discounts on Guaifenasin-Dextromethorphan ER at your local pharmacies. In addition, you can also use SingleCare cards if you have Medicare or Medicaid. When Medicare or Medicaid doesn’t cover your Guaifenasin-Dextromethorphan ER medication, you can use SingleCare instead. Use the SingleCare website or app to compare the lowest cost of Guaifenasin-Dextromethorphan ER with SingleCare versus your Guaifenasin-Dextromethorphan ER copay with insurance or Medicare.

How to use SingleCare for Guaifenasin-Dextromethorphan ER

SingleCare coupons are accepted at most major pharmacies and grocery stores, such as Walgreens, Kroger, Walmart, CVS, Safeway, and more. Text, email, print, or save your free Guaifenasin-Dextromethorphan ER coupon to your mobile wallet and show a pharmacist at checkout.

What is the brand name of Guaifenasin-Dextromethorphan ER?

Guaifenasin-Dextromethorphan ER is a generic form of Mucinex Dm Maximum Strength and is significantly cheaper than Mucinex Dm Maximum Strength. The SingleCare price for Guaifenasin-Dextromethorphan ER is $16.14 per 1, 14 tablets extended release 12 hour box, which usually is significantly cheaper than the normal price of Mucinex Dm Maximum Strength but has the same active ingredients.

Where are Guaifenasin-Dextromethorphan ER coupons from SingleCare accepted?

SingleCare is accepted at most national pharmacies and grocers, including the following:

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