Seizure/Epilepsy Medications
9 drugs in this class, prescribed by 403,710 Medicare Part D providers.
Data: CMS Medicare Part D, 2023 (most current available) · Updated March 2026
$911.5M
Total Cost
25,349,101
Claims
9
Drugs
$36
Avg Cost/Claim
Key Insights
- Most expensive per prescription: Lacosamide at $300/claim
- Most prescribed: Gabapentin with 15,142,335 claims
- This class represents 0.3% of total Medicare Part D spending
All Seizure/Epilepsy Medications Drugs
| Drug | Cost | Claims |
|---|---|---|
| Gabapentin | $291.0M | 15,142,335 |
| Pregabalin | $124.3M | 2,696,923 |
| Divalproex Sodium | $103.4M | 1,921,840 |
| Levetiracetam | $96.1M | 1,723,736 |
| Lacosamide | $90.1M | 300,038 |
| Lamotrigine | $89.0M | 1,603,798 |
| Topiramate | $41.9M | 1,141,093 |
| Carbamazepine | $40.4M | 389,090 |
| Oxcarbazepine | $35.3M | 430,248 |