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NEURONTIN vs SESQUIENT

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 22, 2026·How we rate

Possible drug interaction. NEURONTIN and SESQUIENT 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.

Rating

New
64/100

Pharmacy pays

~$1.22 /30

Type

RX
RX

Active ingredient

GABAPENTIN
FOSPHENYTOIN SODIUM

Manufacturer

Dosage forms

Capsule, Solution, Tablet
Solution

Drug class

Anti-Epileptic Agent
Anti-Epileptic Agent

Boxed warning

None
None

Half-life

about 5 to 7 hours in adults with normal kidney function

Treats

Bipolar Disorder, Partial Epilepsies, Phobic Disorders
Seizures, Status Epilepticus

Frequently asked questions

What is the difference between Neurontin and Sesquient?

Neurontin contains Gabapentin, while Sesquient contains Fosphenytoin 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.