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Get Mucinex Fast Max Cold Flu and Sore Throat for as low as $5.82, which is 66% off the average retail price of $17.28 for the most common version, by using a GoodRx coupon.
| 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 | $17.15 | $12.82 |
| 325mg/ 10mg/ 200mg/ 5mg | 20 capsules | $22.21 | $22.21 |
| 325mg/ 10mg/ 200mg/ 5mg | 30 tablets | $44.90 | $12.45 |
GoodRx coupon prices last updated on 04/14/26.