ATAZANAVIR SULFATE vs PREZISTA

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 22, 2026·How we rate

Possible drug interaction. ATAZANAVIR SULFATE and PREZISTA 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	ATAZANAVIR SULFATE	PREZISTA
Rating	70/100	New
Pharmacy pays	~$52.63 /30	~$49.71 /30
Type	RX	RX
Active ingredient	ATAZANAVIR SULFATE	DARUNAVIR
Manufacturer	Amneal	Janssen Prods
Dosage forms	Capsule	Suspension, Tablet
Drug class	Protease Inhibitor	Protease Inhibitor
Boxed warning	None	None
Treats	Acquired Immunodeficiency Syndrome	Acquired Immunodeficiency Syndrome, Hiv Infections

atazanavir sulfate prezista

Rating

70/100

New

Pharmacy pays

~$52.63 /30

~$49.71 /30

Type

Active ingredient

ATAZANAVIR SULFATE

DARUNAVIR

Manufacturer

Amneal

Janssen Prods

Dosage forms

Capsule

Suspension, Tablet

Drug class

Protease Inhibitor

Boxed warning

None

Treats

Acquired Immunodeficiency Syndrome

Acquired Immunodeficiency Syndrome, Hiv Infections

Frequently asked questions

Which is cheaper, Atazanavir Sulfate or Prezista?

Prezista costs pharmacies less to acquire — about $49.71 vs $52.63 for a 30-count supply, per the CMS NADAC survey. That gap is in the pharmacy's cost of goods, not necessarily in what you pay: your price is set afterwards by your insurer and the pharmacy.

What is the difference between Atazanavir Sulfate and Prezista?

Atazanavir Sulfate contains Atazanavir Sulfate, while Prezista contains Darunavir — 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.