REYATAZ vs ZERIT XR

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 20, 2026·How we rate

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

reyataz zerit xr

Rating

72/100

Pharmacy pays

~$52.63 /30

—

Type

Active ingredient

ATAZANAVIR SULFATE

STAVUDINE

Manufacturer

Bristol Myers Squibb

Dosage forms

Capsule, Powder

Capsule, extended release

Drug class

Protease Inhibitor

—

Boxed warning

None

Treats

Acquired Immunodeficiency Syndrome

Frequently asked questions

Which is better-rated, Reyataz or Zerit XR?

Reyataz and Zerit XR are tied at 3.6 out of 5 by our independent rating.

What is the difference between Reyataz and Zerit XR?

Reyataz contains Atazanavir Sulfate, while Zerit XR contains Stavudine — 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.