Guaifenesin ER is a long-acting version of an expectorant that works by loosening congestion in your chest and throat caused by the common cold or flu. Guaifenesin ER is also available over-the-counter under the brand names Mucinex, Guaifenex LA, and various store brands that include terms like long-acting, extended release, or 12-hour in their names. You can purchase Guaifenesin ER at a retail price of about $21.74 for 20, 600mg tablet extended release 12 hours. If you are looking to save money on your Guaifenesin ER price, you could use a SingleCare Guaifenesin ER coupon when you refill your Guaifenesin ER prescription. With our free coupon you pay as little as $14.09 for 20, 600mg tablet extended release 12 hours of Guaifenesin ER at your local pharmacy.
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Los precios de los medicamentos recetados de SingleCare se basan en diversas fuentes. Los precios que publicamos son nuestra mejor estimación, pero no podemos garantizar que el precio que mostramos coincida exactamente con el precio que recibes en la farmacia. Para saber el precio exacto, por favor, comunícate con tu farmacia y proporciona los números BIN/GRP/PCN que aparecen en tu tarjeta de SingleCare.
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Precios actualizados: 21/03/2026
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Guaifenesin ER is a long-acting version of an expectorant that works by loosening congestion in your chest and throat caused by the common cold or flu. Guaifenesin ER is also available over-the-counter under the brand names Mucinex, Guaifenex LA, and various store brands that include terms like long-acting, extended release, or 12-hour in their names. You can purchase Guaifenesin ER at a retail price of about $21.74 for 20, 600mg tablet extended release 12 hours. If you are looking to save money on your Guaifenesin ER price, you could use a SingleCare Guaifenesin ER coupon when you refill your Guaifenesin ER prescription. With our free coupon you pay as little as $14.09 for 20, 600mg tablet extended release 12 hours of Guaifenesin ER at your local pharmacy.
Nuestras métricas de historial de precios son calculadas a partir de datos agregados de las recetas médicas que recibimos de todas las farmacias participantes. Esta tabla se actualiza diariamente para mostrar las nuevas variaciones en los precios. Si falta un punto de datos en la tabla, es porque no contamos con suficiente información para producir una cifra confiable.
| Farmacia | Precio de venta de Mucus Relief | Precio de venta de Guaifenesin Er | Precio de Guaifenesin Er en SingleCare |
|---|---|---|---|
| Walmart | - | $7.60 | $7.60 |
| Walgreens | - | $10.93 | $6.60 |
| Kroger Pharmacy | $9.20 | $16.58 | $16.06 |
| Albertsons Pharmacy | - | - | - |
Estos precios se basan en los datos del último mes de surtidos de recetas de SingleCare en las principales farmacias. Esta tabla se actualiza diariamente para mostrar los precios típicos más precisos por farmacia. Si falta algún dato en la tabla, es porque no contamos con suficiente información para generar una cifra confiable.
Guaifenesin ER is a long-acting version of an expectorant that works by loosening congestion in your chest and throat caused by the common cold or flu. Guaifenesin ER is also available over-the-counter under the brand names Mucinex, Guaifenex LA, and various store brands that include terms like long-acting, extended release, or 12-hour in their names. You can purchase Guaifenesin ER at a retail price of about $21.74 for 20, 600mg tablet extended release 12 hours. If you are looking to save money on your Guaifenesin ER price, you could use a SingleCare Guaifenesin ER coupon when you refill your Guaifenesin ER prescription. With our free coupon you pay as little as $14.09 for 20, 600mg tablet extended release 12 hours of Guaifenesin ER at your local pharmacy.
The generic of Guaifenesin ER costs $14.09 for 20, 600mg tablet extended release 12 hours with a free Guaifenesin ER coupon from SingleCare. You could pay less depending on your Rx details. Use the dropdown menu above to update your prescription information (i.e., generic/brand, quantity, dosage, form) to get the most accurate prices of Guaifenesin ER with SingleCare at your local pharmacies.
Guaifenesin ER may cost around $21.74 for 20, 600mg tablet extended release 12 hours or even more if you do not have insurance coverage. Using a SingleCare Guaifenesin ER discount card can help you save on your prescription medication and pay $14.09 for 20, 600mg tablet extended release 12 hours when you use our discount card at neighborhood pharmacies such as CVS Pharmacy, Walmart Pharmacy, Kroger, and Walgreens.
The average cost of Guaifenesin ER with insurance tends to vary based on the type of health insurance plan you are enrolled in and the level of benefits you are entitled to. You may need to contact your insurance provider directly to get their exact cost of Guaifenesin ER and your copay. To save money on your Guaifenesin ER cost, you can use a SingleCare Guaifenesin ER coupon and redeem instant savings. With our Guaifenesin ER coupon card, you pay $14.09 for 20, 600mg tablet extended release 12 hours for your Guaifenesin ER refills at SingleCare participating pharmacies everywhere.
Guaifenesin ER is generally not covered by Medicare plans since it is an over-the-counter medication. You can save on your out-of-pocket cost for Guaifenesin ER by using a Guaifenesin ER savings card with your purchase. With our savings card, you can pay our lowest price of $14.09 for 20, 600mg tablet extended release 12 hours for your Guaifenesin ER medication at the pharmacy counter.
Since Guaifenesin ER is an over-the-counter medication, Medicaid programs in most states do not cover the cost of this medication. Some states may cover it in certain circumstances, but the cost of Guaifenesin ER with Medicaid depends on a person’s plan, deductible, and the coverage stage they are in. Our SingleCare savings card can be used instead of Medicaid when Medicaid doesn’t cover Guaifenesin ER or if your copay with Medicaid is still higher than what you would pay with a SingleCare coupon. With our savings card, you can pay our lowest price of $14.09 for 20, 600mg tablet extended release 12 hours for your Guaifenesin ER medication at the pharmacy counter
Guaifenesin ER is a generic medication manufactured by various companies, including Akorn, Rugby, Palmetto State, and Amneal Pharmaceuticals, in the United States. You can also purchase Guaifenesin ER under the brand names Mucinex, Guaifenex LA, and various store brands that include terms like long-acting, extended release, or 12-hour in their names.
Cost-saving strategies for over-the-counter medications like Guaifenesin ER tablets include choosing generic or store-brand versions and using discount programs such as SingleCare, which offers free savings without requiring insurance coverage. With our singleCare savings card, you can pay our lowest price of $14.09 for 20, 600mg tablet extended release 12 hours for your Guaifenesin ER medication.
Still, there are other ways to reduce costs:
Opt for generic or store-brand extended-release tablets. They contain the same active ingredient and dosage as brand-name products (such as Mucinex) but typically cost much less.
Watch for retailer promotions. Pharmacies, supermarkets, and big-box stores often run sales or offer loyalty points on cold, cough, and congestion medicines, including Guaifenesin ER tablets.
Use a health savings account (HSA) or flexible spending account (FSA). Guaifenesin ER tablets may be eligible for reimbursement, allowing you to use pre-tax funds to lower your overall cost.
Search for coupons or rebates. Some brands or retailers offer promotional discounts that can reduce the price of Guaifenesin ER.
Purchase larger-count bottles. Buying multi-packs or higher-count containers often lowers the cost per tablet, especially during seasons when you anticipate needing symptom relief.
For OTC generic alternatives to Guaifenesin ER, you can choose other formulations that either contain the same active ingredient (guaifenesin) or are in the same drug class (expectorants) and are used to treat the same conditions (chest congestion and mucus relief). Examples include immediate-release guaifenesin tablets or caplets in a range of strengths (e.g., 200 mg, 400 mg, 600 mg) that loosen and thin mucus throughout the day but require more frequent dosing. Generic guaifenesin syrup or liquid expectorant formulations are also available if you prefer a liquid form for mucus relief. Additionally, there are combination OTC generics that include guaifenesin paired with other active ingredients, such as a cough suppressant (dextromethorphan) for people who want both expectorant and cough relief in one product. All of these options share the same mechanism of action as Guaifenesin ER but are sold as generic formulations, making them generally more affordable.
SingleCare coupons are accepted at most national pharmacies and grocery stores, such as Walgreens, Kroger, Walmart, CVS, Safeway, and more. Just text, email, print, or save your free Guaifenesin ER coupon to your digital wallet and show your pharmacist at the counter.
Jeff Fortner, Pharm.D., focuses his practice and research on pharmaceutical compounding, patient-centered care in the community setting, and pharmacist-provided clinical services. He maintains a practice site at an independent community pharmacy that also specializes in non-sterile compounding and long-term care medication preparation. Dr. Fortner enjoys spending time with his wife and two young daughters, trying and sharing new craft beers, reading sci-fi/fantasy fiction, and cycling.
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SingleCare es un servicio de descuentos para medicamentos recetados que ofrece cupones gratuitos para miles de medicamentos. Puedes usarlo aun si tienes seguro, Medicare, Medicaid o no, pero no se puede combinar con el seguro.
SingleCare ofrece transparencia al mostrar los precios de medicamentos para que puedas comparar descuentos en farmacias cerca de ti. Visita singlecare.com para encontrar descuentos en medicamentos, información útil sobre tu receta médica y recursos que te ayudan a tomar decisiones informadas sobre tu salud.
Los ahorros en recetas varían según la receta médica y la farmacia, y pueden alcanzar hasta un 80% de descuento sobre el precio en efectivo. Este es un plan de descuento de recetas médicas. NO es un seguro ni un plan de medicamentos de Medicare. El rango de descuentos para las recetas médicas que se brindan bajo este plan, dependerá de la receta y la farmacia donde se adquiera la receta y puede otorgarse hasta un 80% de descuento sobre el precio en efectivo. Usted es el único responsable de pagar sus recetas en la farmacia autorizada al momento que reciba el servicio, sin embargo, tendrá el derecho a un descuento por parte de la farmacia de acuerdo con el Programa de Tarifas de Descuento que negoció previamente. Towers Administrators LLC (que opera como “SingleCare Administrators”) es la organización autorizada del plan de descuento de recetas médicas ubicada en 4510 Cox Road, Suite 11, Glen Allen, VA 23060. SingleCare Services LLC (“SingleCare”) es la comercializadora del plan de descuento de prescripciones médicas que incluye su sitio web www.singlecare.com. Como información adicional se incluye una lista actualizada de farmacias participantes, así como también asistencia para cualquier problema relacionado con este plan de descuento de prescripciones médicas, comunícate de forma gratuita con el Servicio de Atención al Cliente al 844-234-3057, las 24 horas, los 7 días de la semana (excepto los días festivos). Al utilizar la aplicación o la tarjeta de descuento para recetas médicas de SingleCare acepta todos los Términos y Condiciones, para más información visita: https://www.singlecare.com/es/terminos-y-condiciones. Los nombres, logotipos, marcas y otras marcas comerciales de las farmacias son propiedad exclusiva de sus respectivos dueños.
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© 2026 SingleCare Administrators. Todos los derechos reservados