Product Information
TOPIRAMATE ER 100 MG CAPSULE is a generic product labeled by Zydus Pharmaceuticals (USA) Inc., priced at $10.2003 per EA under NDC 68382076906. Its NADAC has been published 179 times since Mar 22, 2023.
FDA first approved this application on Nov 24, 2017. Its Orange Book therapeutic-equivalence code is AB1 — FDA rates it therapeutically equivalent to (substitutable for) its reference product.
Strength
100 mg/1
Manufacturer
Zydus Pharmaceuticals (USA) Inc.NDC
68382076906
Classification
Generic
Dosage Form
CAPSULE, EXTENDED RELEASE
Route
ORAL
Effective Date
8/19/2026
Active Ingredients
TOPIRAMATEApproval Type
Generic (ANDA)
FDA Application
ANDA207382FDA Approved
11/24/2017
TE Code
AB1
On Market Since
9/10/2024
Pharmacological Classes
Price Statistics
The NADAC for TOPIRAMATE ER 100 MG CAPSULE has been published 179 times since Mar 22, 2023, and over the history we have for it it has declined 59.1%. The table below summarizes its recorded NADAC range and movement.
| Current price | $10.2003 per EA |
|---|---|
| All-time high | $25.3872 (Jul 12, 2023) |
| All-time low | $10.2003 (Aug 19, 2026) |
| 52-week high | $13.4017 |
| 52-week low | $10.2003 |
| Median price | $14.0026 |
| Average price | $15.7005 |
| Largest weekly change | +38.3% (Aug 21, 2024) |
| Weeks tracked | 179 |
| Tracking since | Mar 22, 2023 |
Generic Alternatives
The matcher finds 6 manufacturers offering a NADAC-published product with this drug's active ingredient and strength in a comparable dosage form (cheapest from each manufacturer, up to 10 shown below). Switching to the cheapest would cut per-unit acquisition cost by roughly 47% at current NADAC. These are candidates to verify clinically, not guaranteed substitutes — see our generic drug prices guide.
Related Drugs
Same classification
Frequently asked questions
What is the NADAC price of TOPIRAMATE ER 100 MG CAPSULE?
The current National Average Drug Acquisition Cost (NADAC) for TOPIRAMATE ER 100 MG CAPSULE, manufactured by Zydus Pharmaceuticals (USA) Inc., is $10.2003 per EA (NDC 68382076906), effective Aug 19, 2026.
How has the price of TOPIRAMATE ER 100 MG CAPSULE changed over time?
Over the history we have for it, the NADAC for TOPIRAMATE ER 100 MG CAPSULE has declined 59.1%. It has been tracked across 179 weekly CMS publications since Mar 22, 2023.
What are the highest and lowest recorded NADAC prices for TOPIRAMATE ER 100 MG CAPSULE?
Since Mar 22, 2023, the NADAC for TOPIRAMATE ER 100 MG CAPSULE has ranged from a low of $10.2003 (Aug 19, 2026) to a high of $25.3872 (Jul 12, 2023), with a median of $14.0026 per EA.
Are there cheaper alternatives to TOPIRAMATE ER 100 MG CAPSULE?
Yes. 6 manufacturers publish a NADAC-priced product with the same active ingredient and strength in a comparable dosage form. The lowest-priced option, TOPIRAMATE ER 100 MG SPRINK CAP, is $5.3819 per EA — about 47% below TOPIRAMATE ER 100 MG CAPSULE.
Who manufactures TOPIRAMATE ER 100 MG CAPSULE?
TOPIRAMATE ER 100 MG CAPSULE (NDC 68382076906) is labeled by Zydus Pharmaceuticals (USA) Inc., and CMS classifies it as a generic product.