Antiepileptics — Medicare Part D Coverage
50 drugs in this class
Antiepileptics Drugs on Medicare Part D
Showing 50 drugs. Coverage percentages and average costs are calculated from 2026 CMS formulary data.
| Drug Name | Generic / Brand | Type | Plans Covering | Avg Tier | Avg 30-Day Copay | |
|---|---|---|---|---|---|---|
| VALPROIC ACID 250 mg/5mL SOLUTION | VALPROIC ACID VALPROIC ACID | Brand | 2.1 | $15.00 | Compare | |
| Phenytek 300 mg/1 CAPSULE, EXTENDED RELEASE | phenytoin sodium Phenytek | Brand | 2.4 | $15.00 | Compare | |
| Phenytek 200 mg/1 CAPSULE, EXTENDED RELEASE | extended phenytoin sodium Phenytek | Brand | 2.4 | $15.00 | Compare | |
| Lamotrigine 300 mg/1 TABLET, FILM COATED, EXTENDED RELEASE | Lamotrigine Lamotrigine | Brand | 3.6 | $12.00 | Compare | |
| Dilantin Infatabs 50 mg/1 TABLET, CHEWABLE | Phenytoin Dilantin Infatabs | Brand | 3.5 | $12.00 | Compare | |
| Tegretol 200 mg/1 TABLET | carbamazepine Tegretol | Brand | 3.2 | — | Compare | |
| Tegretol 100 mg/5mL SUSPENSION | carbamazepine Tegretol | Brand | 3.2 | — | Compare | |
| Tegretol XR XR 400 mg/1 TABLET, EXTENDED RELEASE | carbamazepine Tegretol XR XR | Brand | 3.2 | — | Compare | |
| Tegretol XR XR 100 mg/1 TABLET, EXTENDED RELEASE | carbamazepine Tegretol XR XR | Brand | 3.2 | — | Compare | |
| Tegretol XR XR 200 mg/1 TABLET, EXTENDED RELEASE | carbamazepine Tegretol XR XR | Brand | 3.2 | — | Compare | |
| Trileptal 60 mg/mL SUSPENSION | oxcarbazepine Trileptal | Brand | 3.9 | — | Compare | |
| Trileptal 150 mg/1 TABLET, FILM COATED | oxcarbazepine Trileptal | Brand | 3.9 | — | Compare | |
| Trileptal 600 mg/1 TABLET, FILM COATED | oxcarbazepine Trileptal | Brand | 3.9 | — | Compare | |
| Trileptal 300 mg/1 TABLET, FILM COATED | oxcarbazepine Trileptal | Brand | 3.9 | — | Compare | |
| LAMICTAL XR XR KIT | lamotrigine LAMICTAL XR XR | Brand | 4.0 | — | Compare | |
| LAMICTAL XR XR KIT | lamotrigine LAMICTAL XR XR | Brand | 5.0 | — | Compare | |
| LAMICTAL XR XR KIT | lamotrigine LAMICTAL XR XR | Brand | 4.0 | — | Compare | |
| LAMICTAL ODT ODT 100 mg/1 TABLET, ORALLY DISINTEGRATING | lamotrigine LAMICTAL ODT ODT | Brand | 4.0 | — | Compare | |
| LAMICTAL ODT ODT 200 mg/1 TABLET, ORALLY DISINTEGRATING | lamotrigine LAMICTAL ODT ODT | Brand | 4.0 | — | Compare | |
| LAMICTAL 100 mg/1 TABLET | lamotrigine LAMICTAL | Brand | 1.0 | — | Compare | |
| LAMICTAL 25 mg/1 TABLET | lamotrigine LAMICTAL | Brand | 1.0 | — | Compare | |
| LAMICTAL 25 mg/1 TABLET | lamotrigine LAMICTAL | Brand | 1.0 | — | Compare | |
| LAMICTAL 5 mg/1 TABLET, FOR SUSPENSION | lamotrigine LAMICTAL | Brand | 1.0 | — | Compare | |
| LAMICTAL 25 mg/1 TABLET, FOR SUSPENSION | lamotrigine LAMICTAL | Brand | 1.0 | — | Compare | |
| LAMICTAL 200 mg/1 TABLET | lamotrigine LAMICTAL | Brand | 1.0 | — | Compare | |
| LAMICTAL 150 mg/1 TABLET | lamotrigine LAMICTAL | Brand | 1.0 | — | Compare | |
| Lyrica 200 mg/1 CAPSULE | PREGABALIN Lyrica | Brand | 1.0 | — | Compare | |
| Lyrica 300 mg/1 CAPSULE | PREGABALIN Lyrica | Brand | 1.0 | — | Compare | |
| Lyrica 225 mg/1 CAPSULE | PREGABALIN Lyrica | Brand | 1.0 | — | Compare | |
| Lyrica 75 mg/1 CAPSULE | PREGABALIN Lyrica | Brand | 1.0 | — | Compare | |
| Neurontin 100 mg/1 CAPSULE | gabapentin Neurontin | Brand | 1.0 | — | Compare | |
| Neurontin 400 mg/1 CAPSULE | gabapentin Neurontin | Brand | 1.0 | — | Compare | |
| Neurontin 250 mg/5mL SOLUTION | gabapentin Neurontin | Brand | 1.0 | — | Compare | |
| Neurontin 800 mg/1 TABLET, FILM COATED | gabapentin Neurontin | Brand | 1.0 | — | Compare | |
| Neurontin 600 mg/1 TABLET, FILM COATED | gabapentin Neurontin | Brand | 1.0 | — | Compare | |
| Neurontin 300 mg/1 CAPSULE | gabapentin Neurontin | Brand | 1.0 | — | Compare | |
| Carbamazepin 200 mg/1 TABLET, EXTENDED RELEASE | Carbamazepine Carbamazepin | Brand | — | — | Compare | |
| Carbamazepin 200 mg/1 TABLET, EXTENDED RELEASE | Carbamazepine Carbamazepin | Brand | — | — | Compare | |
| Carbamazepine 200 mg/10mL SUSPENSION | Carbamazepine Carbamazepine | Brand | — | — | Compare | |
| carbamazepine 100 mg/1 TABLET, EXTENDED RELEASE | carbamazepine carbamazepine | Brand | — | — | Compare | |
| carbamazepine 400 mg/1 TABLET, EXTENDED RELEASE | carbamazepine carbamazepine | Brand | — | — | Compare | |
| Carbamazepine 300 mg/1 CAPSULE, EXTENDED RELEASE | Carbamazepine Carbamazepine | Brand | — | — | Compare | |
| Carbamazepine 400 mg/1 TABLET, EXTENDED RELEASE | Carbamazepine Carbamazepine | Brand | — | — | Compare | |
| Carbamazepine 300 mg/1 CAPSULE, EXTENDED RELEASE | Carbamazepine Carbamazepine | Brand | — | — | Compare | |
| CARBAMAZEPINE 200 mg/1 TABLET | CARBAMAZEPINE CARBAMAZEPINE | Brand | — | — | Compare | |
| Carbamazepine 300 mg/1 CAPSULE, EXTENDED RELEASE | Carbamazepine Carbamazepine | Brand | — | — | Compare | |
| CARBAMAZEPINE 200 mg/1 TABLET | CARBAMAZEPINE CARBAMAZEPINE | Brand | — | — | Compare | |
| Carbamazepine 400 mg/1 TABLET, EXTENDED RELEASE | Carbamazepine Carbamazepine | Brand | — | — | Compare | |
| Carbamazepine 200 mg/1 TABLET, CHEWABLE | Carbamazepine Carbamazepine | Brand | — | — | Compare | |
| Carbamazepine 100 mg/5mL SUSPENSION | Carbamazepine Carbamazepine | Brand | — | — | Compare |
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