COUMADIN vs PANWARFIN

Independent side-by-side comparison.

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

Attribute	COUMADIN	PANWARFIN
Rating	72/100	70/100
Pharmacy pays	~$2.58 /30	~$2.58 /30
Type	RX	RX
Active ingredient	WARFARIN SODIUM	WARFARIN SODIUM
Manufacturer	Bristol Myers Squibb	Abbott
Dosage forms	Tablet	Tablet
Drug class	Vitamin K Antagonist	Vitamin K Antagonist
Boxed warning	None	None
Half-life	about 40 hours (the label's effective half-life; range 20 to 60 hours)	about 40 hours (the label's effective half-life; range 20 to 60 hours)
Treats	Atrial Fibrillation, Postoperative Complications, Pulmonary Embolism	Atrial Fibrillation, Postoperative Complications, Pulmonary Embolism

coumadin panwarfin

Rating

72/100

70/100

Pharmacy pays

~$2.58 /30

Type

Active ingredient

WARFARIN SODIUM

Manufacturer

Bristol Myers Squibb

Abbott

Dosage forms

Tablet

Drug class

Vitamin K Antagonist

Boxed warning

None

Half-life

about 40 hours (the label's effective half-life; range 20 to 60 hours)

Treats

Atrial Fibrillation, Postoperative Complications, Pulmonary Embolism

Frequently asked questions

Which is better-rated, Coumadin or Panwarfin?

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

Which is cheaper, Coumadin or Panwarfin?

Pharmacies pay about the same to acquire either one — roughly $2.58 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 Coumadin and Panwarfin?

Both Coumadin and Panwarfin share the active ingredient Warfarin Sodium.

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.