FUZEON vs REYATAZ

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 11, 2026·How we rate

Possible drug interaction. FUZEON and REYATAZ 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	FUZEON	REYATAZ
Rating	New	72/100
Pharmacy pays	—	~$52.63 /30
Type	RX	RX
Active ingredient	ENFUVIRTIDE	ATAZANAVIR SULFATE
Manufacturer	Roche	Bristol Myers Squibb
Dosage forms	Injectable	Capsule, Powder
Drug class	—	Protease Inhibitor
Boxed warning	None	None
Treats	Acquired Immunodeficiency Syndrome	Acquired Immunodeficiency Syndrome

fuzeon reyataz

Rating

New

72/100

Pharmacy pays

—

~$52.63 /30

Type

Active ingredient

ENFUVIRTIDE

ATAZANAVIR SULFATE

Manufacturer

Roche

Bristol Myers Squibb

Dosage forms

Injectable

Capsule, Powder

Drug class

—

Protease Inhibitor

Boxed warning

None

Treats

Acquired Immunodeficiency Syndrome

Frequently asked questions

What is the difference between Fuzeon and Reyataz?

Fuzeon contains Enfuvirtide, while Reyataz contains Atazanavir Sulfate — 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.