ethosuximide
Drug ingredientThis chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.
Where It Comes From
13 FDA-registered drug labelers
B.V. Katwijk Chemie
Bionpharma Inc.
Bryant Ranch Prepack
Catalent Pharma Solutions, LLC
Chartwell RX, LLC
Epic Pharma, LLC
Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc.
Mylan Pharmaceuticals Inc.
PAI Holdings, LLC dba PAI Pharma
Parke-Davis Div of Pfizer Inc
Patheon Softgels Inc.
Professional Compounding Centers of America dba PCCA
Strides Pharma Science Limited
Why It Matters
Sectors
Health
Downstream Uses
Appears in 2 drug and cosmetic product listings (FDA).
- •Zarontin
- •Ethosuximide
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
Vendor Pricing
$3.36/gAA BLOCKS
CountryUnited States
Pack$84.00 / 25 g
Purity98%
Vendors23 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
22 more vendors
| Vendor | Country Supplier country. Where available, shows shipping origin. When the supplier ships from a different country than where they are registered, both are shown. Most suppliers show registration country only. | $/g | Pack | Purity |
|---|---|---|---|---|
| Sigma-Aldrich (Rush Stock) | Germany | $5.10 | 100 g | — |
| Sigma-Aldrich | Germany | $5.10 | 100 g | — |
| AK Scientific Specialized | United States | $5.80 | 25 g | 95% |
| A2B Chem LLC | United States | $7.12 | 25 g | 98% |
| AK Scientific, Inc. | United States | $7.80 | 25 g | 98% |
| Angene International Limited | United States | $13.40 | 25 g | 98% |
| Aaron Chemicals LLC | Hong Kong | $18.00 | 1 g | 98% |
| Combi-Blocks, Inc. | United States | $19.00 | 25 g | 98% |
| BLD Pharmatech Co., Limited | United States | $21.24 | 25 g | 98% |
| Ambeed, Inc. | United States | $21.24 | 25 g | 98% |
| Angene Chemical | China → Hong Kong | $22.00 | 1 g | 98% |
| BLD Pharmatech Ltd. | China | $24.00 | 5 g | 98% |
| MedKoo Biosciences, Inc | United States | $26.00 | 25 g | 98% |
| BLD Pharmatech GmbH | Germany | $40.00 | 1 g | 98% |
| AstaTech (2 weeks) | United States | $89.00 | 1 g | 95% |
| Molnova | China | $96.00 | 500 mg | 99% |
| TargetMol Chemicals | China → United States | $106.00 | 500 mg | 99.97% |
| Cayman Europe | Estonia | $123.76 | 1 g | 95% |
| MedChemExpress MCE | Sweden | $164.56 | 500 mg | 99.35% |
| Labotest KG | Germany | $453.00 | 1000 mg | 90% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 98% |
| Key Organics Ltd. | United Kingdom | $6900.00 | 10 mg | 95% |
Chemical Identity
CAS77-67-8
PubChem CID3291
DTXSIDDTXSID7023019
FormulaC7H11NO2
Mol. Weight141.17 g/mol
SMILESCCC1(CC(=O)NC1=O)C
Data Sources
32912026-04-07
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/name/ethosuximide/cids/JSON
Archive: data/sources/pubchem_name/ethosuximide.json
CAS 77-67-82026-04-25
https://open.fda.gov/data/ndc/
Archive: data/sources/fda/ndc/ndc.json
bulk match2026-04-07
https://open.fda.gov/data/ndc/
Archive: data/sources/fda/ndc/ndc.json