Spironolactone
Drug ingredientCAS 52-01-7
This chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.
This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.
Why supply is unknownProduction 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 293220 · basket
These shares come from HS customs code 293220, which covers 151 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.
- Mexico
- Austria
- Indonesia
- Czech Republic
- Slovakia
- Malaysia
- Israel
- Poland
- Vietnam
- Ukraine
- South Africa
- Singapore
- Russia
- Lithuania
- Hungary
- Belarus
- Brazil
- Australia
54 FDA-registered drug labelers
Why It Matters
Appears in 5 drug and cosmetic product listings (FDA).
- •Spironolactone
- •Spironolactone and Hydrochlorothiazide
- •CaroSpir
- •Aldactone
- •GUNA-DIUR
- to be discontinued
Spironolactone Tablet
Shortage listed since December 10, 2025
Vendor Pricing
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
21 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 | $10.14 | 100 g | 98% |
| AstaTech, Inc | United States | $15.08 | 25 g | 98% |
| Apexbio Technology LLC | United States | $18.40 | 5 g | 99.89% |
| AK Scientific, Inc. | United States | $23.80 | 5 g | 98% |
| Interbioscreen | Hong Kong | $25.50 | 10 g | 95% |
| MedChemExpress MCE | Sweden | $39.45 | 5 g | 99.81% |
| MedKoo Biosciences, Inc | United States | $60.00 | 5 g | 98% |
| Sigma-Aldrich (Rush Stock) | Germany | $70.13 | 5 g | 103% |
| Sigma-Aldrich | Germany | $70.13 | 5 g | 103% |
| Vitas M Chemical Limited | Hong Kong | $360.00 | 1 g | 90% |
| Molnova | China | $410.00 | 100 mg | 99% |
| Labotest KG | Germany | $453.00 | 1000 mg | 90% |
| TargetMol Chemicals | China → United States | $660.00 | 50 mg | 99.87% |
| AK Scientific Specialized | United States | $1480.00 | 100 mg | 99% |
| Otava, Ltd. (2 weeks) | Ukraine | $2724.00 | 50 mg | 90% |
| Princeton BioMolecular Research (SC) | United States | $2900.00 | 100 mg | 90% |
| Life Chemicals Inc. | Ukraine → Canada | $3100.00 | 100 mg | 90% |
| Key Organics Ltd. | United Kingdom | $6900.00 | 10 mg | 97% |
| ChemDiv, Inc. | United States | $11300.00 | 10 mg | 90% |
| TimTec, LLC (back-ordered) | United States | $33333.33 | 15 mg | 94% |
| Asinex | Netherlands | $87120.00 | 2 mg | 90% |
Chemical Identity
Data Sources
- PubChem · compound 5833Retrieved 2026-04-07
- EPA TSCA InventoryRetrieved 2026-04-24
- FDA Drug ShortagesRetrieved 2026-10-04
- US Census international tradeReporting year: 2024 · Retrieved 2026-10-04
Brief citations
Spironolactone (CAS 52-01-7) https://chemicalindependence.com/chemical/52-01-7/ PubChem: 5833. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/5833 EPA TSCA Inventory: CAS 52-01-7. Retrieved 2026-04-24. https://www.epa.gov/tsca-inventory FDA Drug Shortages: CAS 52-01-7. Retrieved 2026-10-04. https://www.accessdata.fda.gov/scripts/drugshortages/ US Census international trade: HS 293220 for CAS 52-01-7. Reporting year: 2024. https://usatrade.census.gov/