CORVERT vs QUINIDINE SULFATE

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 18, 2026·How we rate

Possible drug interaction. CORVERT and QUINIDINE SULFATE 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	CORVERT	QUINIDINE SULFATE
Rating	64/100	New
Pharmacy pays	—	~$326.26 /30
Type	RX	RX
Active ingredient	IBUTILIDE FUMARATE	QUINIDINE SULFATE
Manufacturer	Pfizer	Halsey
Dosage forms	Injectable	Tablet
Drug class	Antiarrhythmic	Antiarrhythmic
Boxed warning	Boxed warning	None
Treats	Atrial Fibrillation, Atrial Flutter	Atrial Fibrillation, Atrial Flutter

corvert quinidine sulfate

Rating

64/100

New

Pharmacy pays

—

~$326.26 /30

Type

Active ingredient

IBUTILIDE FUMARATE

QUINIDINE SULFATE

Manufacturer

Pfizer

Halsey

Dosage forms

Injectable

Tablet

Drug class

Antiarrhythmic

Boxed warning

None

Treats

Atrial Fibrillation, Atrial Flutter

Frequently asked questions

What is the difference between Corvert and Quinidine Sulfate?

Corvert contains Ibutilide Fumarate, while Quinidine Sulfate contains Quinidine Sulfate — 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.