IBTROZI vs IRESSA

Independent side-by-side comparison.

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

Possible drug interaction. IBTROZI and IRESSA 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	IBTROZI	IRESSA
Rating	New	70/100
Pharmacy pays	—	—
Type	RX	RX
Active ingredient	TALETRECTINIB ADIPATE	GEFITINIB
Manufacturer	Nuvation	Astrazeneca
Dosage forms	Capsule	Tablet
Drug class	Kinase Inhibitor	Kinase Inhibitor
Boxed warning	None	None
Treats	Non-Small-Cell Lung Carcinoma	Non-Small-Cell Lung Carcinoma

ibtrozi iressa

Rating

New

70/100

Pharmacy pays

—

Type

Active ingredient

TALETRECTINIB ADIPATE

GEFITINIB

Manufacturer

Nuvation

Astrazeneca

Dosage forms

Capsule

Tablet

Drug class

Kinase Inhibitor

Boxed warning

None

Treats

Non-Small-Cell Lung Carcinoma

Frequently asked questions

What is the difference between Ibtrozi and Iressa?

Ibtrozi contains Taletrectinib Adipate, while Iressa contains Gefitinib — 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.