fomepizole
Drug ingredientThis chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.
Where It Comes From
12 FDA-registered drug labelers
American Regent, Inc.
Apothecon Pharmaceuticals Pvt Ltd
COHANCE LIFESCIENCES LIMITED
Gland Pharma Limited
Kingchem Laboratories Inc.
Mylan Institutional LLC
Navinta LLC
Sagent Pharmaceuticals
SERATEC
Sterling Pharma Solutions Limited
Strem Chemicals, Inc.
Zydus Pharmaceuticals USA Inc.
Why It Matters
Sectors
Health
Downstream Uses
Appears in 1 drug and cosmetic product listings (FDA).
- •Fomepizole
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
$0.23/gManchester Organics
CountryUnited Kingdom
Pack$112.80 / 500 g
Purity95%
Vendors33 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
32 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 |
|---|---|---|---|---|
| AA BLOCKS | United States | $0.27 | 100 g | 98% |
| A2B Chem LLC | United States | $0.27 | 100 g | 98% |
| Combi-Blocks, Inc. | United States | $0.40 | 1 kg | 97% |
| BLD Pharmatech Ltd. | China | $0.46 | 1 kg | 98% |
| Ambeed, Inc. | United States | $0.46 | 1 kg | 98% |
| Angene International Limited | United States | $0.51 | 100 g | 98% |
| Aaron Chemicals LLC | Hong Kong | $0.52 | 100 g | 98% |
| Chemscene | United States | $0.54 | 500 g | — |
| BLD Pharmatech Co., Limited | United States | $0.54 | 500 g | 98% |
| BLD Pharmatech GmbH | Germany | $0.54 | 500 g | 98% |
| Angene Chemical | China → Hong Kong | $0.56 | 500 g | 98% |
| AstaTech, Inc | United States | $0.59 | 100 g | 97% |
| AK Scientific Specialized | United States | $0.61 | 100 g | 95% |
| Fluorochem EU | Germany | $0.69 | 100 g | 97% |
| AK Scientific, Inc. | United States | $0.84 | 100 g | 98% |
| Apollo Scientific UK | United Kingdom | $1.00 | 100 g | 98% |
| Acrotein ChemBio, Inc. | United States | $1.98 | 250 g | — |
| Fluorochem UK | United Kingdom | $2.29 | 5 g | 97% |
| Accela ChemBio | United States | $10.00 | 1 g | 98% |
| MedKoo Biosciences, Inc | United States | $22.00 | 25 g | 98% |
| ALFA AESAR | Germany | $34.80 | 5 g | 97% |
| Molnova | China | $43.00 | 1 g | 99% |
| TargetMol Chemicals | China → United States | $48.00 | 1 g | 99.99% |
| MedChemExpress MCE | Sweden | $66.07 | 5 g | 99.82% |
| Cayman Europe | Estonia | $71.04 | 10 g | 98% |
| Sigma-Aldrich (Rush Stock) | Germany | $78.51 | 5 g | 99% |
| Sigma-Aldrich | Germany | $78.51 | 5 g | 99% |
| TargetMol Chemicals US | United States | $92.00 | 500 mg | 99.99% |
| Apexbio Technology LLC | United States | $100.00 | 500 mg | 99.71% |
| TargetMol Chemicals EU | Austria | $150.00 | 200 mg | 99.99% |
| Key Organics Ltd. | United Kingdom | $2740.00 | 50 mg | 90% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 98% |
Chemical Identity
CAS7554-65-6
PubChem CID3406
DTXSIDDTXSID3040649
FormulaC4H6N2
Mol. Weight82.1 g/mol
SMILESCC1=CNN=C1
Data Sources
34062026-04-07
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/name/fomepizole/cids/JSON
Archive: data/sources/pubchem_name/fomepizole.json
CAS 7554-65-62026-04-25
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