Mucinex D is a brand-name expectorant and nasal decongestant that is used to loosen phlegm and temporarily reduce sinus congestion and pressure. You can purchase Mucinex D tablets with a prescription or as an over-the-counter medicine. Pseudoephedrine-guaifenesin is the generic version of Mucinex D. The average retail price of Mucinex D is around $25.16 for 1, 18 tablets extended release 12 hour box. You can get it for $13.82 for 1, 18 tablets extended release 12 hour box of generic Mucinex D with a Mucinex D coupon from SingleCare.
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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: 05/06/2026
Mucinex D is a brand-name expectorant and nasal decongestant that is used to loosen phlegm and temporarily reduce sinus congestion and pressure. You can purchase Mucinex D tablets with a prescription or as an over-the-counter medicine. Pseudoephedrine-guaifenesin is the generic version of Mucinex D. The average retail price of Mucinex D is around $25.16 for 1, 18 tablets extended release 12 hour box. You can get it for $13.82 for 1, 18 tablets extended release 12 hour box of generic Mucinex D with a Mucinex D coupon from SingleCare.
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.
| Pharmacy | Mucinex D Retail Price | Pseudoephedrine-Guaifenesin Er Retail Price | Pseudoephedrine-Guaifenesin Er SingleCare Price |
|---|---|---|---|
| Walmart | $12.96 | $12.24 | $12.24 |
| Walgreens | $22.50 | $7.56 | $7.56 |
| Kroger Pharmacy | $22.50 | $10.08 | $9.72 |
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.
Mucinex D is a brand-name expectorant and nasal decongestant that is used to loosen phlegm and temporarily reduce sinus congestion and pressure. You can purchase Mucinex D tablets with a prescription or as an over-the-counter medicine. Pseudoephedrine-guaifenesin is the generic version of Mucinex D. The average retail price of Mucinex D is around $25.16 for 1, 18 tablets extended release 12 hour box. You can get it for $13.82 for 1, 18 tablets extended release 12 hour box of generic Mucinex D with a Mucinex D coupon from SingleCare.
Without insurance, Mucinex D costs about $25.16 for 1, 18 tablets extended release 12 hour box. You can save on your out-of-pocket costs for this medicine with a SingleCare discount card. When you use our discount card, you could pay the reduced price of $13.82 for 1, 18 tablets extended release 12 hour box of generic Mucinex D. Our copay cards are accepted at any participating pharmacies including Longs Drugs, Kroger Pharmacy, Walgreens, and Duane Reade.
The cost of Mucinex D with insurance could vary based on your insurance plan. However, Mucinex D usually retails for about $25.16 for 1, 18 tablets extended release 12 hour box of Mucinex D. With a SingleCare Mucinex D coupon, you could save on this price. When you use our coupon, you pay a reduced price of $13.82 for 1, 18 tablets extended release 12 hour box of generic Mucinex D at your local pharmacy. You can ask your pharmacist to compare discounts to get the lowest price.
Mucinex D is not typically covered by Medicare. To save on the cost of Mucinex D you can use our savings card. When you use our SingleCare savings card, you pay the discounted price of $13.82 for 1, 18 tablets extended release 12 hour box of generic Mucinex D. You can use our copay card at any participating CVS Pharmacy, Target, Walmart, and Fry's.
Mucinex D is a brand-name cold medicine. Pseudoephedrine-guaifenesin is the generic version of Mucinex D.
Mucinex D is a brand-name expectorant and nasal decongestant that is used to loosen phlegm and temporarily reduce sinus congestion and pressure. For relief from other cold and flu symptoms you could try similar Mucinex products such as Mucinex D maximum strength and maximum strength Mucinex fast-max. You can also ask your healthcare provider about the children's Mucinex line of products that are specifically designed for children.
Do not use Mucinex D if you are allergic to any of its ingredients or if you are currently taking a prescription monoamine oxidase inhibitor (MAOI). MAOIs are powerful antidepressants.
Before using Mucinex D you should consult with your doctor to ensure it is safe for you to use. If you have a history of heart disease, high blood pressure, thyroid disease, cough associated with smoking, asthma, emphysema, chronic bronchitis, and diabetes you need to ask your doctor before you use Mucinex D. If you are taking other medications you need to tell your doctor to minimize your risk of adverse side effects and drug interactions. If you are pregnant or breastfeeding, ask your doctor before you use this medication.
Only use Mucinex D how it was prescribed your doctor or according to the directions on the packaging.
Common side effects of Mucinex D include dizziness, headaches, rash, nausea and vomiting, upset stomach.
If you get an allergic reaction to Mucinex D you need to call your doctor immediately. Signs of an allergic reaction include rash, hives, itching, blistered or peeling skin, difficulty breathing, and swelling to your face, lips, throat, and tongue. You could get other side effects not mentioned in this list as this is not a complete list.
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SingleCare is a prescription discount service that offers free coupons on thousands of prescription drugs. It can be used whether you have insurance, Medicare, Medicaid, or none of the above, but it cannot be combined with insurance.
SingleCare provides transparent drug pricing, so you can compare discounts at pharmacies near you. Browse singlecare.com to find drug discounts, helpful information about your prescription, and resources to help you make informed health decisions.
Prescription savings vary by prescription and by pharmacy, and may reach up to 80% off cash price. This is a medical discount plan. This is NOT insurance. This program offers you the opportunity to locate providers of various types of medical services who will offer their services to you at discounted rates. The range of discounts for medical or ancillary services provided under the plan will vary depending on the type of provider and service received. You are fully responsible for paying for all health care services but will be entitled to receive a discount from those health care providers in accordance with the specific pre-negotiated discounted fee schedule. This program does not guarantee the quality of the services or procedures offered by the providers. Except for prescription drugs which you will pay directly to the pharmacy at the time of purchase, all other services received through a program provider will be charged to the credit card on file in your member account. The charge will include an administrative fee for use of the program. Towers Administrators LLC is the licensed discount medical plan organization with its administrative office located at 4510 Cox Road, Suite 111, Glen Allen, VA 23060. SingleCare Services, LLC is the marketer of the discount medical plan organization including its website, singlecare.com, with its corporate office located at 99 High Street, Suite 2800, Boston, MA 02110. For additional information, including an up-to-date list of providers, or assistance with any issue related to program membership, please contact member support any time at www.singlecare.com, or by calling toll-free 844-234-3057, 24 hours, 7 days a week (except major holidays). Pharmacy names, logos, brands, and other trademarks are the property of their respective owners.
Blog articles are not medical advice. They are intended for general informational purposes and are not meant to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition. If you think you may have a medical emergency, immediately call your physician or dial 911.
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© 2026 SingleCare Administrators. All rights reserved