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| Dosage | Quantity | Retail price | GoodRx price |
|---|
| Dosage | Quantity | Retail price | GoodRx price |
|---|
| Dosage | Quantity | Retail price | GoodRx price |
|---|
| Dosage | Quantity | Retail price | GoodRx price |
|---|
| 100mg/ 10mg/ 5ml | 118 ml | $8.50 | $7.01 |
| 200mg/ 10mg | 30 capsules | $15.87 | $11.94 |
| 200mg/ 10mg/ 5ml | 473 ml | $12.27 | $12.27 |
| 200mg/ 20mg/ 10ml | 118 ml | N/A | $10.82 |
| 200mg/ 20mg/ 20ml | 118 ml | $10.41 | $6.93 |
| 400mg/ 20mg/ 20ml | 180 ml | $10.65 | $8.09 |
| 400mg/ 20mg | 30 tablets | $9.46 | $6.70 |
| 600mg/ 30mg | 20 tablets | $14.04 | $5.22 |
| 1200mg/ 60mg | 14 tablets | $7.87 | $7.87 |
Get Guaifenesin DM for as low as $3.24, which is 75% off the average retail price of $12.88 for the most common version, by using a GoodRx coupon.
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GoodRx coupon prices last updated on 02/17/26.
