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Get Phenytoin for as low as $16.06, which is 66% off the average retail price of $47.05 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 |
|---|

| 100mg | 90 capsules | $46.91 | $16.06 |
| 200mg | 60 capsules | $91.14 | $26.67 |
| 300mg | 30 capsules | $65.57 | $25.76 |
| 50mg | 90 chewable tablets | $52.87 | $23.53 |
| 125mg/ 5ml | 300 ml | $47.39 | $18.63 |
Get an extra $10.00 off Phenytoin and up to 90% off all prescriptions. Gold plans start at just $9.99/mo. Cancel any time.*
GoodRx coupon prices last updated on 04/26/26.
*Prices subject to change without notice. Sales tax may apply and is not included.