DILACOR XR vs TIAZAC

Independent side-by-side comparison.

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

Attribute	DILACOR XR	TIAZAC
Rating	72/100	New
Pharmacy pays	~$9.18 /30	~$9.18 /30
Type	RX	RX
Active ingredient	DILTIAZEM HYDROCHLORIDE	DILTIAZEM HYDROCHLORIDE
Manufacturer	Allergan	Bausch
Dosage forms	Capsule, extended release	Capsule, extended release
Drug class	Calcium Channel Blocker	Calcium Channel Blocker
Boxed warning	None	None
Half-life	about 3 to 4.5 hours	about 3 to 4.5 hours
Treats	Variant Angina Pectoris, Atrial Fibrillation, Atrial Flutter	Variant Angina Pectoris, Atrial Fibrillation, Atrial Flutter

dilacor xr tiazac

Rating

72/100

New

Pharmacy pays

~$9.18 /30

Type

Active ingredient

DILTIAZEM HYDROCHLORIDE

Manufacturer

Allergan

Bausch

Dosage forms

Capsule, extended release

Drug class

Calcium Channel Blocker

Boxed warning

None

Half-life

about 3 to 4.5 hours

Treats

Variant Angina Pectoris, Atrial Fibrillation, Atrial Flutter

Get dilacor xrhigher-rated option

Advertising disclosure: Some links are affiliate links. We may earn a commission at no extra cost to you. This never affects our independent ratings.

Get treatment online

Licensed online providers — consult & get prescribed if eligible.

SesameCompare online visit prices

Frequently asked questions

Which is cheaper, Dilacor XR or Tiazac?

Pharmacies pay about the same to acquire either one — roughly $9.18 for a 30-count supply, per the CMS NADAC survey. That is not what you will be charged: your price is set by your insurer and the pharmacy, not by what the drug cost them.

What is the difference between Dilacor XR and Tiazac?

Both Dilacor XR and Tiazac share the active ingredient Diltiazem Hydrochloride.

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.