BETAPRONE vs MYSOLINE

Independent side-by-side comparison.

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

Possible drug interaction. BETAPRONE and MYSOLINE 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	BETAPRONE	MYSOLINE
Rating	72/100	74/100
Pharmacy pays	—	~$2.89 /30
Type	RX	RX
Active ingredient	PROPIOLACTONE	PRIMIDONE
Manufacturer	Forest Labs	Valeant Pharm Intl
Dosage forms	Solution	Tablet
Drug class	—	Anti-Epileptic Agent
Boxed warning	None	None
Treats	—	Partial Epilepsies, Tonic-Clonic Epilepsy, Tremor

betaprone mysoline

Rating

72/100

74/100

Pharmacy pays

—

~$2.89 /30

Type

Active ingredient

PROPIOLACTONE

PRIMIDONE

Manufacturer

Forest Labs

Valeant Pharm Intl

Dosage forms

Solution

Tablet

Drug class

—

Anti-Epileptic Agent

Boxed warning

None

Treats

—

Partial Epilepsies, Tonic-Clonic Epilepsy, Tremor

Frequently asked questions

Which is better-rated, Betaprone or Mysoline?

By our independent rating, Mysoline scores higher — 3.7 vs 3.6 out of 5 for Betaprone. Ratings are based on FDA regulatory (recall-safety) data.

What is the difference between Betaprone and Mysoline?

Betaprone contains Propiolactone, while Mysoline contains Primidone — 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.