foscarnet sodium

Drug ingredient

CAS 63585-09-1

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

Molecular structure of 63585-09-1 — 3 Na⁺

US productionNot reported

Import value, 2024$598M

Top sourceChina 89%

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 293149 · basket

These shares come from HS customs code 293149, which covers 114 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 89%ChinaIN 4%IndiaCA 3%CanadaDE 2%GermanyAR 1%Argentina

United Kingdom
Italy
Mexico
Japan
Switzerland
Hong Kong
Ukraine
Finland
Sweden
Spain
Poland
Slovakia
Netherlands
Singapore
Taiwan
South Korea
Czech Republic

13 FDA-registered drug labelers

Amneal Pharmaceuticals LLC

Aurobindo Pharma Limited

Baxter Healthcare Corporation

Chongqing Bioland Pharmaceutical Ltd.

Clinigen Limited

Emcure Pharmaceuticals Limited

Fresenius Kabi USA, LLC

Gland Pharma Limited

Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc.

Hikma Pharmaceuticals USA Inc.

Lianyungang Runzhong Pharmaceutical Co. Ltd.

Maithri Drugs Private Limited

Sagent Pharmaceuticals

Why It Matters

Sectors

Health

Downstream Uses

Appears in 3 drug and cosmetic product listings (FDA).

•foscarnet sodium
•Foscavir
•Foscarnet

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 FDA shortage records

Chemical Identity

CAS63585-09-1

PubChem CID44561

DTXSIDDTXSID6023078

FormulaCNa3O5P

Mol. Weight191.95 g/mol

SMILESC(=O)([O-])P(=O)([O-])[O-].[Na+].[Na+].[Na+]

Data Sources

PubChem · compound 44561Retrieved 2026-04-07
FDA National Drug Code directoryRetrieved 2026-04-25
FDA National Drug Code directoryRetrieved 2026-04-07
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

foscarnet sodium (CAS 63585-09-1) https://chemicalindependence.com/chemical/63585-09-1/ PubChem: 44561. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/44561 FDA National Drug Code directory: CAS 63585-09-1. Retrieved 2026-04-25. https://open.fda.gov/data/ndc/ FDA National Drug Code directory: bulk match. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 293149 for CAS 63585-09-1. Reporting year: 2024. https://usatrade.census.gov/