methimazole
Drug ingredientThis chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.
Where It Comes From
28 FDA-registered drug labelers
A-S Medication Solutions
AiPing Pharmaceutical, Inc.
American Health Packaging
AvPAK
Bionpharma Inc.
Bryant Ranch Prepack
Chartwell RX, LLC
Coupler LLC
CU Chemie Uetikon GmbH
Golden State Medical Supply, Inc.
Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc.
INNOVA PHARMACTIVE PRIVATE LIMITED
KALINTIS HEALTHCARE PRIVATE LIMITED
LETCO MEDICAL, LLC
Macleods Pharmaceuticals Limited
Maithri Drugs Private Limited
Medisca Inc.
NORTHSTAR RX LLC
Preferred Pharmaceuticals Inc.
Professional Compounding Centers of America dba PCCA
Proficient Rx LP
REMEDYREPACK INC.
Rising Pharma Holdings, Inc.
SQUARE PHARMACEUTICALS PLC.
Strides Pharma Science Limited
Upsher-Smith Laboratories, LLC
Viona Pharmaceuticals Inc.
Yumen Qianhua Pharmaceutical Co., Ltd.
Why It Matters
Sectors
Health
Downstream Uses
Appears in 1 drug and cosmetic product listings (FDA).
- •Methimazole
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
$0.28/gAaron Chemicals LLC
CountryHong Kong
Pack$28.00 / 100 g
Purity99%
Vendors24 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
23 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 |
|---|---|---|---|---|
| Angene Chemical | China → Hong Kong | $0.30 | 500 g | 98% |
| A2B Chem LLC | United States | $0.50 | 100 g | 99% |
| Fluorochem EU | Germany | $0.52 | 100 g | 97% |
| AA BLOCKS | United States | $0.56 | 100 g | 99% |
| Combi-Blocks, Inc. | United States | $0.59 | 500 g | 97% |
| AK Scientific Specialized | United States | $0.66 | 100 g | 95% |
| BLD Pharmatech GmbH | Germany | $0.68 | 500 g | 99% |
| BLD Pharmatech Ltd. | China | $0.68 | 500 g | 99% |
| BLD Pharmatech Co., Limited | United States | $0.70 | 500 g | 99% |
| Ambeed, Inc. | United States | $0.70 | 500 g | 99% |
| Apollo Scientific US | United Kingdom | $0.84 | 500 g | 99% |
| AK Scientific, Inc. | United States | $0.88 | 100 g | 98% |
| Fulfilled by Molport | Latvia | $1.00 | 5 g | 99% |
| Sigma-Aldrich (Rush Stock) | Germany | $2.07 | 100 g | — |
| Sigma-Aldrich | Germany | $2.07 | 100 g | — |
| MedKoo Biosciences, Inc | United States | $18.00 | 25 g | 98% |
| MedChemExpress MCE | Sweden | $24.93 | 5 g | 99.97% |
| Molnova | China | $82.00 | 500 mg | 99% |
| Angene International Limited | United States | $140.00 | 1 g | 99% |
| Cayman Europe | Estonia | $1689.80 | 100 mg | 98% |
| Life Chemicals Inc. | Ukraine → Canada | $3100.00 | 100 mg | 90% |
| Vitas M Chemical Limited | Hong Kong | $3170.00 | 100 mg | 90% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 98% |
Chemical Identity
CAS60-56-0
PubChem CID1349907
DTXSIDDTXSID4020820
FormulaC4H6N2S
Mol. Weight114.17 g/mol
SMILESCN1C=CNC1=S
Data Sources
13499072026-04-07
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/name/methimazole/cids/JSON
Archive: data/sources/pubchem_name/methimazole.json
CAS 60-56-02026-04-24
https://www.epa.gov/tsca-inventory
Archive: data/sources/tsca/tsca_inventory.csv
bulk match2026-04-07
https://open.fda.gov/data/ndc/
Archive: data/sources/fda/ndc/ndc.json