FELBAMATE vs VALPROATE SODIUM

Independent side-by-side comparison.

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

Possible drug interaction. FELBAMATE and VALPROATE SODIUM 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	VALPROATE SODIUM
Rating	70/100	70/100
Pharmacy pays	~$30.62 /30	—
Type	RX	RX
Active ingredient	FELBAMATE	VALPROATE SODIUM
Manufacturer	Amneal	Sagent
Dosage forms	Suspension, Tablet	Injectable, Solution
Drug class	Anti-Epileptic Agent	Anti-Epileptic Agent
Boxed warning	Boxed warning	Boxed warning
Half-life	—	about 9 to 16 hours (the label's mean terminal, or elimination, half-life for valproate monotherapy after oral doses of 250 to 1,000 mg)
Treats	Seizures, Complex Partial Epilepsy, Lennox Gastaut Syndrome	—

felbamate valproate sodium

Rating

70/100

Pharmacy pays

~$30.62 /30

—

Type

Active ingredient

FELBAMATE

VALPROATE SODIUM

Manufacturer

Amneal

Sagent

Dosage forms

Suspension, Tablet

Injectable, Solution

Drug class

Anti-Epileptic Agent

Boxed warning

Half-life

—

about 9 to 16 hours (the label's mean terminal, or elimination, half-life for valproate monotherapy after oral doses of 250 to 1,000 mg)

Treats

Seizures, Complex Partial Epilepsy, Lennox Gastaut Syndrome

—

Frequently asked questions

Which is better-rated, Felbamate or Valproate Sodium?

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

What is the difference between Felbamate and Valproate Sodium?

Felbamate contains Felbamate, while Valproate Sodium contains Valproate Sodium — 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.