AMLODIPINE BESYLATE vs DYRENIUM

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 19, 2026·How we rate

Possible drug interaction. AMLODIPINE BESYLATE and DYRENIUM 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	AMLODIPINE BESYLATE	DYRENIUM
Rating	72/100	New
Pharmacy pays	~$0.33 /30	~$211.37 /30
Type	RX	RX
Active ingredient	AMLODIPINE BESYLATE	TRIAMTERENE
Manufacturer	Invagen Pharms	Advanz Pharma
Dosage forms	Tablet	Capsule
Drug class	Calcium Channel Blocker	Potassium-Sparing Diuretic
Boxed warning	None	Boxed warning
Half-life	about 30 to 50 hours	—
Treats	Variant Angina Pectoris, Coronary Artery Disease, Hypertension	Edema, Hypertension, Hypokalemia

amlodipine besylate dyrenium

Rating

72/100

New

Pharmacy pays

~$0.33 /30

~$211.37 /30

Type

Active ingredient

AMLODIPINE BESYLATE

TRIAMTERENE

Manufacturer

Invagen Pharms

Advanz Pharma

Dosage forms

Tablet

Capsule

Drug class

Calcium Channel Blocker

Potassium-Sparing Diuretic

Boxed warning

None

Boxed warning

Half-life

about 30 to 50 hours

—

Treats

Variant Angina Pectoris, Coronary Artery Disease, Hypertension

Edema, Hypertension, Hypokalemia

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Frequently asked questions

Which is cheaper, Amlodipine Besylate or Dyrenium?

Amlodipine Besylate costs pharmacies less to acquire — about $0.33 vs $211.37 for a 30-count supply, per the CMS NADAC survey. That gap is in the pharmacy's cost of goods, not necessarily in what you pay: your price is set afterwards by your insurer and the pharmacy.

What is the difference between Amlodipine Besylate and Dyrenium?

Amlodipine Besylate contains Amlodipine Besylate, while Dyrenium contains Triamterene — 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.