FELBAMATE vs TRILEPTAL

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 20, 2026·How we rate

Possible drug interaction. FELBAMATE and TRILEPTAL are different prescription medicines. Combining or switching between them can cause interactions — talk to a pharmacist or prescriber before making changes. This page is not medical advice.

Attribute	FELBAMATE	TRILEPTAL
Rating	70/100	70/100
Pharmacy pays	~$30.62 /30	~$5.03 /30
Type	RX	RX
Active ingredient	FELBAMATE	OXCARBAZEPINE
Manufacturer	Amneal	Novartis
Dosage forms	Suspension, Tablet	Suspension, Tablet
Drug class	Anti-Epileptic Agent	Anti-Epileptic Agent
Boxed warning	Boxed warning	None
Half-life	—	about 2 hours (immediate-release tablets and oral suspension)
Treats	Seizures, Complex Partial Epilepsy, Lennox Gastaut Syndrome	Partial Epilepsies

felbamate trileptal

Rating

70/100

Pharmacy pays

~$30.62 /30

~$5.03 /30

Type

Active ingredient

FELBAMATE

OXCARBAZEPINE

Manufacturer

Amneal

Novartis

Dosage forms

Suspension, Tablet

Drug class

Anti-Epileptic Agent

Boxed warning

None

Half-life

—

about 2 hours (immediate-release tablets and oral suspension)

Treats

Seizures, Complex Partial Epilepsy, Lennox Gastaut Syndrome

Partial Epilepsies

Frequently asked questions

Which is better-rated, Felbamate or Trileptal?

Felbamate and Trileptal are tied at 3.5 out of 5 by our independent rating.

Which is cheaper, Felbamate or Trileptal?

Trileptal costs pharmacies less to acquire — about $5.03 vs $30.62 for a 30-count supply, per the CMS NADAC survey. That gap is in the pharmacy's cost of goods, not necessarily in what you pay: your price is set afterwards by your insurer and the pharmacy.

What is the difference between Felbamate and Trileptal?

Felbamate contains Felbamate, while Trileptal contains Oxcarbazepine — they have different active ingredients.

Ratings are based on FDA regulatory (recall-safety) data. This comparison is for general reference only — not medical advice. Always consult a licensed professional before choosing or switching a medication.