Atazanavir sulfate

Drug ingredient

CAS 229975-97-7

This chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.

US productionNot reported

Import value, 2024$1.3B

Top sourceChina 32%

This chemical is not on EPA’s Toxic Substances Control Act inventory, the list behind EPA’s production survey.

Why supply is unknown

Production is reported production, not a complete census of factories. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 293339 · basket

These shares come from HS customs code 293339, which covers 397 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

CN 32%ChinaIN 15%IndiaDE 10%GermanyBE 9%BelgiumCH 8%Switzerland

Taiwan
Ukraine
Sweden
Argentina
Canada
Finland
Malta
Israel
Netherlands
Denmark
United Arab Emirates
Mexico
Brunei
Slovakia
Australia
South Africa
Poland
Latvia
Lithuania
Estonia
Slovenia
Czech Republic
Croatia
Hong Kong

20 FDA-registered drug labelers

Ardena US, LLC

Aurobindo Pharma Limited

Camber Pharmaceuticals, Inc.

Catalent Pharma Solutions, LLC

Chromo Laboratories India Private Limited

Cipla Ltd.

E.R. Squibb & Sons, L.L.C.

Emcure Pharmaceuticals Limited

Granules India Ltd

Hetero Labs Limited

Honour Lab Limited

Laurus Labs Limited

Matrix Pharmacorp Private Limited

MSN Pharmachem Private Limited

Olon S.p.A.

Patheon Inc.

SciAnda(Changshu) Pharmaceuticals, Ltd.

Siegfried St. Vulbas SAS

SK BIOTEK IRELAND LIMITED

Teva Pharmaceuticals USA, Inc.

Why It Matters

Sectors

Health

Downstream Uses

Appears in 4 drug and cosmetic product listings (FDA).

•Atazanavir
•Atazanavir Sulfate
•Reyataz
•Evotaz

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No Shortage

Shortage History

Rows group FDA shortage filings by drug product. Each manufacturer makes its own FDA shortage filing, so one product can carry several reports at once: Available, Limited Availability, Unavailable or to be discontinued.

to be discontinued
Atazanavir Sulfate Oral Powder
Shortage listed since June 4, 2025
to be discontinued
Atazanavir Sulfate Capsule
Shortage listed since June 4, 2025
to be discontinued
Atazanavir Sulfate; Cobicistat Tablet
Shortage listed since November 3, 2025

See all current drug shortages

Chemical Identity

CAS229975-97-7

PubChem CID158550

DTXSIDDTXSID401017206

FormulaC38H54N6O11S

Mol. Weight802.9 g/mol

SMILESCC(C)(C)C(C(=O)NC(CC1=CC=CC=C1)C(CN(CC2=CC=C(C=C2)C3=CC=CC=N3)NC(=O)C(C(C)(C)C)NC(=O)OC)O)NC(=O)OC.OS(=O)(=O)O

Data Sources

PubChem · compound 158550Retrieved 2026-04-07
FDA National Drug Code directoryRetrieved 2026-04-25
FDA Drug ShortagesRetrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Atazanavir sulfate (CAS 229975-97-7) https://chemicalindependence.com/chemical/229975-97-7/ PubChem: 158550. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/158550 FDA National Drug Code directory: CAS 229975-97-7. Retrieved 2026-04-25. https://open.fda.gov/data/ndc/ FDA Drug Shortages: CAS 229975-97-7. Retrieved 2026-10-04. https://www.accessdata.fda.gov/scripts/drugshortages/ US Census international trade: HS 293339 for CAS 229975-97-7. Reporting year: 2024. https://usatrade.census.gov/