CAMBIA vs NAPROXEN

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 20, 2026·How we rate

Possible drug interaction. CAMBIA and NAPROXEN 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	CAMBIA	NAPROXEN
Rating	New	72/100
Pharmacy pays	$0.36 /mL	$0.06 /mL
Type	RX	RX
Active ingredient	DICLOFENAC POTASSIUM	NAPROXEN
Manufacturer	Assertio Speclty	Hikma
Dosage forms	Powder	Tablet
Drug class	Nonsteroidal Anti-Inflammatory Drug	Nonsteroidal Anti-Inflammatory Drug
Boxed warning	Boxed warning	Boxed warning
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)	about 12 to 17 hours
Treats	Juvenile Arthritis, Rheumatoid Arthritis, Dysmenorrhea	Juvenile Arthritis, Rheumatoid Arthritis, Back Pain

cambia naproxen

Rating

New

72/100

Pharmacy pays

$0.36 /mL

$0.06 /mL

Type

Active ingredient

DICLOFENAC POTASSIUM

NAPROXEN

Manufacturer

Assertio Speclty

Hikma

Dosage forms

Powder

Tablet

Drug class

Nonsteroidal Anti-Inflammatory Drug

Boxed warning

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)

about 12 to 17 hours

Treats

Juvenile Arthritis, Rheumatoid Arthritis, Dysmenorrhea

Juvenile Arthritis, Rheumatoid Arthritis, Back Pain

Frequently asked questions

Which is cheaper, Cambia or Naproxen?

Naproxen costs pharmacies less to acquire — about $0.06 vs $0.36 per ml, 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 Cambia and Naproxen?

Cambia contains Diclofenac Potassium, while Naproxen contains Naproxen — 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.