RELEUKO vs ZARXIO

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated October 8, 2026·How we rate

Possible drug interaction. RELEUKO and ZARXIO 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	RELEUKO	ZARXIO
Rating	New	68/100
Pharmacy pays	—	—
Type	RX	RX
Active ingredient	FILGRASTIM-AYOW	FILGRASTIM-SNDZ
Manufacturer	Kashiv Biosciences LLC	Sandoz
Dosage forms	Injectable	Injectable
Drug class	—	—
Boxed warning	None	None
Treats	Neutropenia	Neutropenia

releuko zarxio

Rating

New

68/100

Pharmacy pays

—

Type

Active ingredient

FILGRASTIM-AYOW

FILGRASTIM-SNDZ

Manufacturer

Kashiv Biosciences LLC

Sandoz

Dosage forms

Injectable

Drug class

—

Boxed warning

None

Treats

Neutropenia

Frequently asked questions

What is the difference between Releuko and Zarxio?

Releuko contains Filgrastim-Ayow, while Zarxio contains Filgrastim-Sndz — 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.