IRESSA vs OFEV

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 22, 2026·How we rate

Possible drug interaction. IRESSA and OFEV 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	IRESSA	OFEV
Rating	70/100	72/100
Pharmacy pays	—	—
Type	RX	RX
Active ingredient	GEFITINIB	NINTEDANIB ESYLATE
Manufacturer	Astrazeneca	Boehringer Ingelheim
Dosage forms	Tablet	Capsule
Drug class	Kinase Inhibitor	Kinase Inhibitor
Boxed warning	None	None
Treats	Non-Small-Cell Lung Carcinoma	Idiopathic Pulmonary Fibrosis

iressa ofev

Rating

70/100

72/100

Pharmacy pays

—

Type

Active ingredient

GEFITINIB

NINTEDANIB ESYLATE

Manufacturer

Astrazeneca

Boehringer Ingelheim

Dosage forms

Tablet

Capsule

Drug class

Kinase Inhibitor

Boxed warning

None

Treats

Non-Small-Cell Lung Carcinoma

Idiopathic Pulmonary Fibrosis

Frequently asked questions

Which is better-rated, Iressa or Ofev?

By our independent rating, Ofev scores higher — 3.6 vs 3.5 out of 5 for Iressa. Ratings are based on FDA regulatory (recall-safety) data.

What is the difference between Iressa and Ofev?

Iressa contains Gefitinib, while Ofev contains Nintedanib Esylate — 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.