Prescription savings
Stop paying too much for your prescriptions. Compare prices, get pharmacy coupons, and save up to 80%.Resources
About GoodRx
Health conditions
Medications & treatment
Access & affordability
Well-being
Medication discounts

Get Mucinex Fast Max Cold Flu and Sore Throat for as low as $11.88, which is 33% off the average retail price of $17.80 for the most common version, by using a GoodRx coupon. Learn about saving on prescription medications with GoodRx Companion.
Check your prescription
Pricing is calculated based on your prescription details.
250+ medications are free, with hundreds more under $10. Plans start at $9.99/mo. (when paid yearly). Terms apply.
GoodRx coupon prices last updated on 09/08/26.
| Dosage | Quantity | Retail price | GoodRx price |
|---|
| Dosage | Quantity | Retail price | GoodRx price |
|---|
| Dosage | Quantity | Retail price | GoodRx price |
|---|
| 650mg/ 20mg/ 400mg/ 10mg/ 20ml | 177 ml | $17.75 | $11.88 |
| 325mg/ 10mg/ 200mg/ 5mg | 20 capsules | $22.21 | $22.21 |
| 325mg/ 10mg/ 200mg/ 5mg | 30 tablets | $42.93 | $11.46 |