CYSTADANE vs MYSOLINE

Independent side-by-side comparison.

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

Possible drug interaction. CYSTADANE 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	CYSTADANE	MYSOLINE
Rating	New	74/100
Pharmacy pays	—	~$2.89 /30
Type	RX	RX
Active ingredient	BETAINE	PRIMIDONE
Manufacturer	Recordati Rare	Valeant Pharm Intl
Dosage forms	Powder	Tablet
Drug class	—	Anti-Epileptic Agent
Boxed warning	None	None
Treats	Homocystinuria	Partial Epilepsies, Tonic-Clonic Epilepsy, Tremor

cystadane mysoline

Rating

New

74/100

Pharmacy pays

—

~$2.89 /30

Type

Active ingredient

BETAINE

PRIMIDONE

Manufacturer

Recordati Rare

Valeant Pharm Intl

Dosage forms

Powder

Tablet

Drug class

—

Anti-Epileptic Agent

Boxed warning

None

Treats

Homocystinuria

Partial Epilepsies, Tonic-Clonic Epilepsy, Tremor

Frequently asked questions

What is the difference between Cystadane and Mysoline?

Cystadane contains Betaine, 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.