sulfamethoxazole
Drug ingredientThis chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.
Where It Comes From
48 FDA-registered drug labelers
A-S Medication Solutions
Advanced Rx Pharmacy of Tennessee, LLC
American Health Packaging
Amneal Pharmaceuticals LLC
Amneal Pharmaceuticals of New York LLC
ANI Pharmaceuticals, Inc.
ASCLEMED USA INC.
ATLANTIC BIOLOGICALS CORP.
Aurobindo Pharma Limited
AvKARE
AvPAK
Bryant Ranch Prepack
Cardinal Health 107, LLC
Chartwell Governmental & Specialty RX, LLC.
Chartwell RX, LLC
Cronus Pharma LLC
Denton Pharma, Inc. DBA Northwind Pharmaceuticals
Direct_Rx
Golden State Medical Supply, Inc.
Kesin Pharma
LETCO MEDICAL, LLC
Major Pharmaceuticals
MEDISCA Inc.
NCS HealthCare of KY, LLC dba Vangard Labs
Northwind Health Company, LLC
NuCare Pharmaceuticals, Inc.
PAI Holdings, LLC dba PAI Pharma
PD-Rx Pharmaceuticals, Inc.
Pharmasource Meds, LLC
PharmPak, Inc.
Prasco Laboratories
Preferred Pharmaceuticals Inc.
Professional Compounding Centers of America
Proficient Rx LP
QPharma, Inc.
Quality Care Products LLC
RedPharm Drug, Inc.
REMEDYREPACK INC.
Rising Pharma Holdings, Inc.
Shouguang Fukang Pharmaceutical Co., Ltd.
Somerset Therapeutics, LLC
Sportpharm LLC
ST. MARY'S MEDICAL PARK PHARMACY
Sun Pharmaceutical Industries, Inc
Teva Parenteral Medicines, Inc.
VERITYRX, LLC
Virchow Labs
Vista Pharmaceuticals, Inc.
Why It Matters
Sectors
Health
Downstream Uses
Appears in 7 drug and cosmetic product listings (FDA).
- •Sulfamethoxazole and Trimethoprim
- •Sulfatrim
- •Sulfamethoxazole and Trimethoprim DS
- •Bactrim DS
- •Sulfamethox-TMP DS
- •Bactrim
- •Sulfameth/Trimeth-DS
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
$0.06/gAaron Chemicals LLC
CountryHong Kong
Pack$61.00 / 1 kg
Purity99%
Vendors39 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
38 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 | $0.07 | 500 g | 95% |
| AA BLOCKS | United States | $0.08 | 1 kg | 97% |
| A2B Chem LLC | United States | $0.08 | 1 kg | 97% |
| Apollo Scientific US | United Kingdom | $0.11 | 2.5 kg | — |
| Manchester Organics | United Kingdom | $0.13 | 1 kg | 97% |
| BLD Pharmatech Ltd. | China | $0.14 | 1 kg | 99% |
| BLD Pharmatech GmbH | Germany | $0.14 | 500 g | 99% |
| BLD Pharmatech Co., Limited | United States | $0.15 | 1 kg | 99% |
| Ambeed, Inc. | United States | $0.15 | 1 kg | 99% |
| Combi-Blocks, Inc. | United States | $0.25 | 1 kg | 98% |
| Angene International Limited | United States | $0.31 | 100 g | 97% |
| AK Scientific Specialized | United States | $0.69 | 100 g | 95% |
| Fulfilled by Molport | Latvia | $0.80 | 5 g | — |
| AK Scientific, Inc. | United States | $0.94 | 100 g | 98% |
| Cayman Europe | Estonia | $1.92 | 100 g | 98% |
| Sigma-Aldrich (Rush Stock) | Germany | $2.27 | 100 g | — |
| Sigma-Aldrich | Germany | $2.27 | 100 g | — |
| MedKoo Biosciences, Inc | United States | $2.45 | 1 kg | 98% |
| AstaTech (2 weeks) | United States | $3.68 | 25 g | 95% |
| MedChemExpress MCE | Sweden | $16.26 | 25 g | 99.91% |
| Interbioscreen | Hong Kong | $25.50 | 10 g | 95% |
| ChemDiv, Inc. | United States | $60.00 | 1 g | 90% |
| Princeton BioMolecular Research (BB) | United States | $92.00 | 5 g | 95% |
| Apexbio Technology LLC | United States | $146.00 | 500 mg | 99.68% |
| Molnova | China | $162.00 | 500 mg | 99% |
| TargetMol Chemicals | China → United States | $180.00 | 500 mg | 99.92% |
| Vitas M Chemical Limited | Hong Kong | $360.00 | 1 g | 90% |
| HTS Biochemie Innovationen | Germany | $400.00 | 1 g | 95% |
| Labotest KG | Germany | $453.00 | 1000 mg | 90% |
| Maybridge, Ltd. | United Kingdom | $2414.30 | 100 mg | 90% |
| Eximed | Ukraine | $2680.00 | 50 mg | 90% |
| Otava, Ltd. (2 weeks) | Ukraine | $2724.00 | 50 mg | 90% |
| Key Organics Ltd. | United Kingdom | $2740.00 | 50 mg | 90% |
| Princeton BioMolecular Research (SC) | United States | $2900.00 | 100 mg | 90% |
| Life Chemicals Inc. | Ukraine → Canada | $3100.00 | 100 mg | 90% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 99% |
| TimTec, LLC | United States | $9333.33 | 30 mg | 90% |
| Asinex | Netherlands | $23232.00 | 10 mg | 90% |
Chemical Identity
CAS723-46-6
PubChem CID5329
DTXSIDDTXSID8026064
FormulaC10H11N3O3S
Mol. Weight253.28 g/mol
SMILESCC1=CC(=NO1)NS(=O)(=O)C2=CC=C(C=C2)N
Data Sources
53292026-04-07
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/name/sulfamethoxazole/cids/JSON
Archive: data/sources/pubchem_name/sulfamethoxazole.json
CAS 723-46-62026-04-24
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