hydroxychloroquine sulfate
Drug ingredientThis chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.
Where It Comes From
42 FDA-registered drug labelers
A-S Medication Solutions
Accord Healthcare, Inc.,
Advanz Pharma (US) Corp.
American Health Packaging
Amneal Pharmaceuticals NY LLC
ANI Pharmaceuticals, Inc.
Aphena Pharma Solutions - Tennessee, LLC
Asclemed USA, Inc.
Aurobindo Pharma Limited
AvPAK
Bryant Ranch Prepack
Cardinal Health 107, LLC
Chartwell RX, LLC
CHINOIN Pharmaceutical and Chemical Works Private Co. Ltd.
Chongqing Kangle Pharmaceutical Co., Ltd.
Coupler LLC
Creekwood Pharmaceuticals LLC
Dasami Lab Private Limited
Dr. Reddy's Laboratories Inc.
Dr. Reddys Laboratories Limited
EUROAPI Hungary Ltd.
Fermion Oy
HETERO LABS LIMITED
Ipca Laboratories Limited
Laurus Labs Limited
Major Pharmaceuticals
MSN Life Sciences Private Limited
NCS HealthCare of KY, LLC dba Vangard Labs
Northstar Rx LLC.
NuCare Pharmaceuticals, Inc.
Preferred Pharmaceuticals, Inc.
Professional Compounding Centers of America
Proficient Rx LP
Quallent Pharmaceuticals Health LLC
Rising Pharma Holdings, Inc.
SCI Pharmtech, Inc.
SMS Pharmaceuticals Limited
Sun Pharmaceutical Industries, Inc.
Symed Labs Limited
Teva Pharmaceuticals USA, Inc.
Zydus Lifesciences Limited
Zydus Pharmaceuticals USA Inc.
Why It Matters
Sectors
Health
Downstream Uses
Appears in 4 drug and cosmetic product listings (FDA).
- •Hydroxychloroquine Sulfate
- •Plaquenil
- •Sovuna
- •Hydroxychloroquine
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 Shortage
Shortage History
Each row is a separate manufacturer's FDA shortage filing — not a timeline for the drug as a whole. Multiple "current" entries are normal: each manufacturer/NDC files independently. Status reflects the manufacturer's report; reason describes their supply situation (Available, Unavailable, or to be discontinued).
to be discontinued
Hydroxychloroquine Sulfate Tablet
01/05/2026Vendor Pricing
$1.18/gAaron Chemicals LLC
CountryHong Kong
Pack$590.00 / 500 g
Purity99%
Vendors28 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
27 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 | $1.19 | 500 g | 99% |
| A2B Chem LLC | United States | $1.24 | 500 g | 99% |
| Combi-Blocks, Inc. | United States | $1.34 | 500 g | 98% |
| BLD Pharmatech GmbH | Germany | $1.48 | 500 g | 99% |
| BLD Pharmatech Ltd. | China | $1.48 | 500 g | 99% |
| AA BLOCKS | United States | $1.51 | 500 g | 99% |
| AstaTech, Inc | United States | $2.36 | 25 g | 98% |
| AK Scientific Specialized | United States | $2.56 | 500 g | 95% |
| AK Scientific, Inc. | United States | $3.51 | 500 g | 98% |
| Ambeed, Inc. | United States | $3.82 | 100 g | 99% |
| BLD Pharmatech Co., Limited | United States | $4.10 | 10 g | 99% |
| Fluorochem UK | United Kingdom | $4.29 | 5 g | 95% |
| Angene International Limited | United States | $6.48 | 25 g | 98% |
| MedKoo Biosciences, Inc | United States | $19.00 | 50 g | 98% |
| MedChemExpress MCE | Sweden | $83.49 | 10 g | 99.99% |
| TargetMol Chemicals | China → United States | $346.00 | 500 mg | 99.88% |
| Sigma-Aldrich (Rush Stock) | Germany | $461.89 | 1 g | — |
| Sigma-Aldrich | Germany | $461.89 | 1 g | — |
| Axon Medchem | Netherlands | $576.00 | 250 mg | 99% |
| Molnova | China | $670.00 | 100 mg | 99% |
| TargetMol Chemicals EU | Austria | $740.00 | 100 mg | 99.88% |
| Apexbio Technology LLC | United States | $1000.00 | 50 mg | 99.84% |
| Cayman Europe | Estonia | $1161.44 | 250 mg | 95% |
| Vitas M Chemical Limited | Hong Kong | $4020.00 | 50 mg | 90% |
| Princeton BioMolecular Research (SC) | United States | $4200.00 | 50 mg | 90% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 99% |
| TimTec, LLC | United States | $9333.33 | 30 mg | 98% |
Chemical Identity
CAS747-36-4
PubChem CID12947
DTXSIDDTXSID1047811
FormulaC18H28ClN3O5S
Mol. Weight434 g/mol
SMILESCCN(CCCC(C)NC1=C2C=CC(=CC2=NC=C1)Cl)CCO.OS(=O)(=O)O
Data Sources
129472026-04-07
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/name/hydroxychloroquine sulfate/cids/JSON
Archive: data/sources/pubchem_name/hydroxychloroquine sulfate.json
CAS 747-36-42026-04-25
https://open.fda.gov/data/ndc/
Archive: data/sources/fda/ndc/ndc.json
CAS 747-36-42026-06-13
https://api.fda.gov/drug/shortages.json
Archive: data/sources/fda/shortages/shortages.json