AMONDYS 45 vs EMFLAZA

Independent side-by-side comparison.

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

Possible drug interaction. AMONDYS 45 and EMFLAZA 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	AMONDYS 45	EMFLAZA
Rating	New	New
Pharmacy pays	—	—
Type	RX	RX
Active ingredient	CASIMERSEN	DEFLAZACORT
Manufacturer	Sarepta Theraps Inc	Ptc Therap
Dosage forms	Injectable	Suspension, Tablet
Drug class	—	Corticosteroid
Boxed warning	None	None
Treats	Duchenne Muscular Dystrophy	Inflammation, Duchenne Muscular Dystrophy

amondys 45 emflaza

Rating

New

Pharmacy pays

—

Type

Active ingredient

CASIMERSEN

DEFLAZACORT

Manufacturer

Sarepta Theraps Inc

Ptc Therap

Dosage forms

Injectable

Suspension, Tablet

Drug class

—

Corticosteroid

Boxed warning

None

Treats

Duchenne Muscular Dystrophy

Inflammation, Duchenne Muscular Dystrophy

Frequently asked questions

What is the difference between Amondys 45 and Emflaza?

Amondys 45 contains Casimersen, while Emflaza contains Deflazacort — 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.