MYSOLINE vs TANDEARIL

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated October 8, 2026·How we rate

Possible drug interaction. MYSOLINE and TANDEARIL 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	MYSOLINE	TANDEARIL
Rating	74/100	70/100
Pharmacy pays	~$2.89 /30	—
Type	RX	RX
Active ingredient	PRIMIDONE	OXYPHENBUTAZONE
Manufacturer	Valeant Pharm Intl	Novartis
Dosage forms	Tablet	Tablet
Drug class	Anti-Epileptic Agent	—
Boxed warning	None	None
Treats	Partial Epilepsies, Tonic-Clonic Epilepsy, Tremor	—

mysoline tandearil

Rating

74/100

70/100

Pharmacy pays

~$2.89 /30

—

Type

Active ingredient

PRIMIDONE

OXYPHENBUTAZONE

Manufacturer

Valeant Pharm Intl

Novartis

Dosage forms

Tablet

Drug class

Anti-Epileptic Agent

—

Boxed warning

None

Treats

Partial Epilepsies, Tonic-Clonic Epilepsy, Tremor

—

Frequently asked questions

Which is better-rated, Mysoline or Tandearil?

By our independent rating, Mysoline scores higher — 3.7 vs 3.5 out of 5 for Tandearil. Ratings are based on FDA regulatory (recall-safety) data.

What is the difference between Mysoline and Tandearil?

Mysoline contains Primidone, while Tandearil contains Oxyphenbutazone — 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.