QUINACT vs VERAPAMIL HYDROCHLORIDE

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 23, 2026·How we rate

Possible drug interaction. QUINACT and VERAPAMIL HYDROCHLORIDE 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	QUINACT	VERAPAMIL HYDROCHLORIDE
Rating	New	70/100
Pharmacy pays	—	~$5.71 /30
Type	RX	RX
Active ingredient	QUINIDINE GLUCONATE	VERAPAMIL HYDROCHLORIDE
Manufacturer	Bayer Hlthcare	Watson Labs
Dosage forms	Tablet	Injectable, Tablet, Tablet, extended release
Drug class	—	Calcium Channel Blocker
Boxed warning	None	None
Half-life	—	about 2.8 to 7.4 hours after a single dose, rising to about 4.5 to 12 hours with repeated dosing
Treats	Atrial Fibrillation, Atrial Flutter	Variant Angina Pectoris, Atrial Fibrillation, Atrial Flutter

quinact verapamil hydrochloride

Rating

New

70/100

Pharmacy pays

—

~$5.71 /30

Type

Active ingredient

QUINIDINE GLUCONATE

VERAPAMIL HYDROCHLORIDE

Manufacturer

Bayer Hlthcare

Watson Labs

Dosage forms

Tablet

Injectable, Tablet, Tablet, extended release

Drug class

—

Calcium Channel Blocker

Boxed warning

None

Half-life

—

about 2.8 to 7.4 hours after a single dose, rising to about 4.5 to 12 hours with repeated dosing

Treats

Atrial Fibrillation, Atrial Flutter

Variant Angina Pectoris, Atrial Fibrillation, Atrial Flutter

Frequently asked questions

What is the difference between Quinact and Verapamil Hydrochloride?

Quinact contains Quinidine Gluconate, while Verapamil Hydrochloride contains Verapamil Hydrochloride — 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.