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Get Guaifenesin for as low as $11.52, which is 51% off the average retail price of $23.45 for the most common version, by using a GoodRx coupon.
Popular offers
| Dosage | Quantity | Retail price | GoodRx price |
|---|
| Dosage | Quantity | Retail price | GoodRx price |
|---|
| Dosage | Quantity | Retail price | GoodRx price |
|---|
| 200mg | 30 tablets | $12.02 | $7.83 |
| 400mg | 30 tablets | $8.58 | $6.30 |
| 118ml of 100mg/ 5ml | 1 bottle | N/A | $11.10 |
| 473ml of 100mg/ 5ml | 1 bottle | $15.38 | $13.90 |
| 237ml of 200mg/ 10ml | 1 bottle | $10.72 | $9.85 |
GoodRx coupon prices last updated on 03/17/26.
