Brand-name prescription
Zarontin
ethosuximide
Compare your options
| Compare | ZarontinBrand name | Authorized genericWithout the Zarontin name | Regular genericethosuximide |
|---|---|---|---|
| What pharmacies pay | $1.31per capsule | Not sold | Lowest$0.24per capsule |
| Same as Zarontin? | The original | – | Same active ingredientFillers and dyes can differ |
| Ways to save | No maker card | – | Ask for it by name |
| With insurance | Brand co-pay, usually the highest | – | Usually the lowest co-pay |
No authorized generic: There isn’t one.
Prices are the average U.S. drugstores pay (source: Medicaid, September 23, 2026). What you pay depends on your plan or the pharmacy.
What pharmacies pay
The average U.S. drugstores pay for each strength (source: Medicaid, September 23, 2026). What you pay depends on your plan or the pharmacy.
| Strength | Zarontin | Regular generic |
|---|---|---|
| 250 mg capsuleper capsule | $1.31 | $0.24 |
Good to know
- A regular generic has the same active ingredient, strength and form as Zarontin, and the FDA requires it to work the same way. Its fillers and dyes can differ, so it may look different.
- There’s no authorized generic of Zarontin.
- We didn’t find a savings card from Zarontin’s maker.
- Don’t stop or change a medicine without talking to your pharmacist or prescriber.