FELDENE vs VOLTAREN

Independent side-by-side comparison.

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

Possible drug interaction. FELDENE and VOLTAREN 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	FELDENE	VOLTAREN
Rating	64/100	70/100
Pharmacy pays	~$5.35 /30	$0.36 /mL
Type	RX	RX
Active ingredient	PIROXICAM	DICLOFENAC SODIUM
Manufacturer	Pfizer	Novartis
Dosage forms	Capsule	Tablet, delayed release
Drug class	Nonsteroidal Anti-Inflammatory Drug	Nonsteroidal Anti-Inflammatory Drug
Boxed warning	None	None
Half-life	—	about 2 hours (terminal/elimination half-life; the label's table gives a mean of 2.3 hours in healthy adults, with wide variation between people — 48% coefficient of variation)
Treats	Rheumatoid Arthritis, Inflammation, Osteoarthritis	Juvenile Arthritis, Rheumatoid Arthritis, Dysmenorrhea

feldene voltaren

Rating

64/100

70/100

Pharmacy pays

~$5.35 /30

$0.36 /mL

Type

Active ingredient

PIROXICAM

DICLOFENAC SODIUM

Manufacturer

Pfizer

Novartis

Dosage forms

Capsule

Tablet, delayed release

Drug class

Nonsteroidal Anti-Inflammatory Drug

Boxed warning

None

Half-life

—

about 2 hours (terminal/elimination half-life; the label's table gives a mean of 2.3 hours in healthy adults, with wide variation between people — 48% coefficient of variation)

Treats

Rheumatoid Arthritis, Inflammation, Osteoarthritis

Juvenile Arthritis, Rheumatoid Arthritis, Dysmenorrhea

Frequently asked questions

Which is better-rated, Feldene or Voltaren?

By our independent rating, Voltaren scores higher — 3.5 vs 3.2 out of 5 for Feldene. Ratings are based on FDA regulatory (recall-safety) data.

What is the difference between Feldene and Voltaren?

Feldene contains Piroxicam, while Voltaren contains Diclofenac Sodium — 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.