BUSULFEX vs ZUSDURI

Independent side-by-side comparison.

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

Possible drug interaction. BUSULFEX and ZUSDURI 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	BUSULFEX	ZUSDURI
Rating	New	New
Pharmacy pays	—	—
Type	RX	RX
Active ingredient	BUSULFAN	MITOMYCIN
Manufacturer	Otsuka	Urogen Pharma
Dosage forms	Injectable	Kit
Drug class	Alkylating Drug	Alkylating Drug
Boxed warning	None	None
Treats	Polycythemia Vera, Bcr-Abl Positive Chronic Myelogenous Leukemia, Primary Myelofibrosis	Adenocarcinoma, Urinary Bladder Neoplasms, Pancreatic Neoplasms

busulfex zusduri

Rating

New

Pharmacy pays

—

Type

Active ingredient

BUSULFAN

MITOMYCIN

Manufacturer

Otsuka

Urogen Pharma

Dosage forms

Injectable

Kit

Drug class

Alkylating Drug

Boxed warning

None

Treats

Polycythemia Vera, Bcr-Abl Positive Chronic Myelogenous Leukemia, Primary Myelofibrosis

Adenocarcinoma, Urinary Bladder Neoplasms, Pancreatic Neoplasms

Frequently asked questions

What is the difference between Busulfex and Zusduri?

Busulfex contains Busulfan, while Zusduri contains Mitomycin — 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.