ACTINEX vs DICLOFENAC POTASSIUM

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated June 7, 2026·How we rate

Possible drug interaction. ACTINEX and DICLOFENAC POTASSIUM 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	ACTINEX	DICLOFENAC POTASSIUM
Rating	New	New
Pharmacy pays	—	$0.36 /mL
Type	RX	RX
Active ingredient	MASOPROCOL	DICLOFENAC POTASSIUM
Manufacturer	Univ Az Cancer Ctr	Rk Pharma
Dosage forms	Topical	Capsule, Powder, Tablet
Drug class	—	Nonsteroidal Anti-Inflammatory Drug
Boxed warning	None	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)
Treats	Keratosis	Juvenile Arthritis, Rheumatoid Arthritis, Dysmenorrhea

actinex diclofenac potassium

Rating

New

Pharmacy pays

—

$0.36 /mL

Type

Active ingredient

MASOPROCOL

DICLOFENAC POTASSIUM

Manufacturer

Univ Az Cancer Ctr

Rk Pharma

Dosage forms

Topical

Capsule, Powder, Tablet

Drug class

—

Nonsteroidal Anti-Inflammatory Drug

Boxed warning

None

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)

Treats

Keratosis

Juvenile Arthritis, Rheumatoid Arthritis, Dysmenorrhea

Frequently asked questions

What is the difference between Actinex and Diclofenac Potassium?

Actinex contains Masoprocol, while Diclofenac Potassium contains Diclofenac Potassium — 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.