EC-NAPROSYN vs INDOCIN

Independent side-by-side comparison.

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

Possible drug interaction. EC-NAPROSYN and INDOCIN 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	EC-NAPROSYN	INDOCIN
Rating	New	70/100
Pharmacy pays	$0.06 /mL	~$4.06 /30
Type	RX	RX
Active ingredient	NAPROXEN	INDOMETHACIN
Manufacturer	Atnahs Pharma US	Zyla Life Sciences
Dosage forms	Tablet, delayed release	Suppository
Drug class	Nonsteroidal Anti-Inflammatory Drug	Nonsteroidal Anti-Inflammatory Drug
Boxed warning	Boxed warning	None
Half-life	about 12 to 17 hours	about 4.5 hours
Treats	Juvenile Arthritis, Rheumatoid Arthritis, Back Pain	Rheumatoid Arthritis, Bursitis, Patent Ductus Arteriosus

ec-naprosyn indocin

Rating

New

70/100

Pharmacy pays

$0.06 /mL

~$4.06 /30

Type

Active ingredient

NAPROXEN

INDOMETHACIN

Manufacturer

Atnahs Pharma US

Zyla Life Sciences

Dosage forms

Tablet, delayed release

Suppository

Drug class

Nonsteroidal Anti-Inflammatory Drug

Boxed warning

None

Half-life

about 12 to 17 hours

about 4.5 hours

Treats

Juvenile Arthritis, Rheumatoid Arthritis, Back Pain

Rheumatoid Arthritis, Bursitis, Patent Ductus Arteriosus

Frequently asked questions

What is the difference between Ec-Naprosyn and Indocin?

Ec-Naprosyn contains Naproxen, while Indocin contains Indomethacin — 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.