DICLOFENAC POTASSIUM vs MOTRIN IB

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 23, 2026·How we rate

Attribute	DICLOFENAC POTASSIUM	MOTRIN IB
Rating	New	70/100
Pharmacy pays	$0.36 /mL	$0.04 /mL
Type	RX	OTC
Active ingredient	DICLOFENAC POTASSIUM	IBUPROFEN
Manufacturer	Rk Pharma	Kenvue Brands
Dosage forms	Capsule, Powder, Tablet	Capsule, Tablet
Drug class	Nonsteroidal Anti-Inflammatory Drug	Nonsteroidal Anti-Inflammatory Drug
Boxed warning	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)	about 1.8 to 2.0 hours
Treats	Juvenile Arthritis, Rheumatoid Arthritis, Dysmenorrhea	Juvenile Arthritis, Rheumatoid Arthritis, Bursitis

diclofenac potassium motrin ib

Rating

New

70/100

Pharmacy pays

$0.36 /mL

$0.04 /mL

Type

OTC

Active ingredient

DICLOFENAC POTASSIUM

IBUPROFEN

Manufacturer

Rk Pharma

Kenvue Brands

Dosage forms

Capsule, Powder, Tablet

Capsule, Tablet

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)

about 1.8 to 2.0 hours

Treats

Juvenile Arthritis, Rheumatoid Arthritis, Dysmenorrhea

Juvenile Arthritis, Rheumatoid Arthritis, Bursitis

Get motrin ibhigher-rated option

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Where to buy

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Frequently asked questions

Which is cheaper, Diclofenac Potassium or Motrin Ib?

Motrin Ib costs pharmacies less to acquire — about $0.04 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 Diclofenac Potassium and Motrin Ib?

Diclofenac Potassium contains Diclofenac Potassium, while Motrin Ib contains Ibuprofen — 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.