Carisoprodol

Drug ingredient

CAS 78-44-4

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

US productionNot reported

Import value, 2024$371M

Top sourceChina 27%

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 292419 · basket

These shares come from HS customs code 292419, which covers 211 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 27%ChinaIN 18%IndiaDE 14%GermanyIT 10%ItalyGB 6%United Kingdom

Hungary
Austria
Spain
Egypt
Canada
Sweden
Ukraine
Denmark
Israel
Lithuania
Greece
Ireland
Taiwan
Uruguay
Turkey
Australia
Singapore
Latvia
Colombia

35 FDA-registered drug labelers

A-S Medication Solutions

Actavis Pharma, Inc.

Advanced Rx Pharmacy of Tennessee, LLC

Aphena Pharma Solutions - Tennessee, LLC

Asclemed USA, Inc.

Aurobindo Pharma Limited

Bryant Ranch Prepack

Chartwell RX, LLC

Chemeca Drugs Private Limited

Direct_Rx

Granulation Technology, Inc.

Harman Finochem Limited

Ingenus Pharmaceuticals, LLC

Medsource Pharmaceuticals

Mylan Pharmaceuticals Inc.

Northwind Health Company, LLC

NuCare Pharmaceuticals,Inc.

Olon SpA

Oxford Pharmaceuticals, LLC

PD-Rx Pharmaceuticals, Inc.

PROFESSIONAL COMPOUNDING CENTERS OF AMERICA

Professional Compounding Centers of America dba PCCA

Proficient Rx LP

REMEDYREPACK INC.

Rising Pharma Holdings, Inc.

ScieGen Pharmaceuticals, Inc.

Siegfried Evionnaz SA

Solara Active Pharma Sciences Limited

St. Mary's Medical Park Pharmacy

SUN PHARMACEUTICAL INDUSTRIES, INC.

UQUIFA MEXICO, S.A. DE C.V.

Vensun Pharmaceuticals, Inc.

Viatris Specialty LLC

Westminster Pharmaceuticals, LLC

Wilshire Pharmaceuticals, Inc.

Why It Matters

Sectors

Health

Downstream Uses

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

•Carisoprodol
•Carisoprodol Tablets, USP, 350 mg
•Soma

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

CAS78-44-4

PubChem CID2576

DTXSIDDTXSID8024733

FormulaC12H24N2O4

Mol. Weight260.33 g/mol

SMILESCCCC(C)(COC(=O)N)COC(=O)NC(C)C

Data Sources

PubChem · compound 2576Retrieved 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

Carisoprodol (CAS 78-44-4) https://chemicalindependence.com/chemical/78-44-4/ PubChem: 2576. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/2576 FDA National Drug Code directory: CAS 78-44-4. 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 292419 for CAS 78-44-4. Reporting year: 2024. https://usatrade.census.gov/