GASTROMARK vs REBLOZYL

Independent side-by-side comparison.

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

Possible drug interaction. GASTROMARK and REBLOZYL 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	GASTROMARK	REBLOZYL
Rating	New	New
Pharmacy pays	—	—
Type	RX	RX
Active ingredient	FERUMOXSIL	LUSPATERCEPT-AAMT
Manufacturer	Amag Pharms Inc	Celgene Corp
Dosage forms	Suspension	Injectable
Drug class	—	—
Boxed warning	None	None
Treats	Anemia	Anemia

gastromark reblozyl

Rating

New

Pharmacy pays

—

Type

Active ingredient

FERUMOXSIL

LUSPATERCEPT-AAMT

Manufacturer

Amag Pharms Inc

Celgene Corp

Dosage forms

Suspension

Injectable

Drug class

—

Boxed warning

None

Treats

Anemia

Frequently asked questions

What is the difference between Gastromark and Reblozyl?

Gastromark contains Ferumoxsil, while Reblozyl contains Luspatercept-Aamt — 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.