GUANFACINE HYDROCHLORIDE vs TIAMATE

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 12, 2026·How we rate

Possible drug interaction. GUANFACINE HYDROCHLORIDE and TIAMATE 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	GUANFACINE HYDROCHLORIDE	TIAMATE
Rating	72/100	70/100
Pharmacy pays	~$5.29 /30	—
Type	RX	RX
Active ingredient	GUANFACINE HYDROCHLORIDE	DILTIAZEM MALATE
Manufacturer	Actavis Elizabeth	Merck
Dosage forms	Tablet	Tablet, extended release
Drug class	Central Alpha-2 Adrenergic Agonist	—
Boxed warning	None	None
Half-life	—	about 3 to 4.5 hours
Treats	Attention Deficit Disorder with Hyperactivity, Hypertension	Variant Angina Pectoris, Atrial Fibrillation, Atrial Flutter

guanfacine hydrochloride tiamate

Rating

72/100

70/100

Pharmacy pays

~$5.29 /30

—

Type

Active ingredient

GUANFACINE HYDROCHLORIDE

DILTIAZEM MALATE

Manufacturer

Actavis Elizabeth

Merck

Dosage forms

Tablet

Tablet, extended release

Drug class

Central Alpha-2 Adrenergic Agonist

—

Boxed warning

None

Half-life

—

about 3 to 4.5 hours

Treats

Attention Deficit Disorder with Hyperactivity, Hypertension

Variant Angina Pectoris, Atrial Fibrillation, Atrial Flutter

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Frequently asked questions

Which is better-rated, Guanfacine Hydrochloride or Tiamate?

By our independent rating, Guanfacine Hydrochloride scores higher — 3.6 vs 3.5 out of 5 for Tiamate. Ratings are based on FDA regulatory (recall-safety) data.

What is the difference between Guanfacine Hydrochloride and Tiamate?

Guanfacine Hydrochloride contains Guanfacine Hydrochloride, while Tiamate contains Diltiazem Malate — 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.