trimethoprim
Drug ingredientThis chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.
Where It Comes From
56 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
Andhra Organics Limited
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
Dr. Reddy's Labratories Inc.
Golden State Medical Supply, Inc.
Inventaa Industries Private Limited
Ipca Laboratories Limited
Kalchem International inc
Kesin Pharma
LETCO MEDICAL, LLC
Lupin Pharmaceuticals,Inc.
Major Pharmaceuticals
Medisca Inc.
NCS HealthCare of KY, LLC dba Vangard Labs
Northwind Health Company, LLC
Novel Laboratories, Inc.
Novitium Pharma 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 dba PCCA
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
Spectrum Laboratory Products, Inc.
Sportpharm LLC
ST. MARY'S MEDICAL PARK PHARMACY
Sun Pharmaceutical Industries, Inc
Teva Parenteral Medicines, Inc.
VERITYRX, LLC
Vista Pharmaceuticals, Inc.
Why It Matters
Sectors
Health
Downstream Uses
Appears in 9 drug and cosmetic product listings (FDA).
- •Sulfamethoxazole and Trimethoprim
- •Trimethoprim
- •Sulfatrim
- •Sulfamethoxazole and Trimethoprim DS
- •polymyxin b sulfate and trimethoprim sulfate
- •Bactrim DS
- •Sulfamethox-TMP DS
- •Bactrim
Show all 9
- •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
$0.11/gAaron Chemicals LLC
CountryHong Kong
Pack$113.00 / 1 kg
Purity98%
Vendors36 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
35 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 | $0.13 | 500 g | 98% |
| A2B Chem LLC | United States | $0.20 | 500 g | 99% |
| BLD Pharmatech Ltd. | China | $0.21 | 1 kg | 98% |
| AA BLOCKS | United States | $0.22 | 500 g | 99% |
| BLD Pharmatech Co., Limited | United States | $0.23 | 1 kg | 98% |
| Ambeed, Inc. | United States | $0.23 | 1 kg | 98% |
| BLD Pharmatech GmbH | Germany | $0.25 | 500 g | 98% |
| Combi-Blocks, Inc. | United States | $0.25 | 1 kg | 98% |
| Manchester Organics | United Kingdom | $0.35 | 500 g | 98% |
| AK Scientific Specialized | United States | $0.57 | 100 g | 95% |
| AstaTech, Inc | United States | $0.76 | 250 g | 97% |
| AK Scientific, Inc. | United States | $0.80 | 100 g | 98% |
| Apollo Scientific US | United Kingdom | $0.82 | 500 g | 99.8% |
| Fulfilled by Molport | Latvia | $1.00 | 5 g | — |
| Angene International Limited | United States | $1.59 | 100 g | 98% |
| Cayman Europe | Estonia | $6.76 | 50 g | 98% |
| Apexbio Technology LLC | United States | $8.80 | 10 g | 100% |
| MedChemExpress MCE | Sweden | $9.92 | 10 g | 99.97% |
| Life Chemicals Inc. | Ukraine → Canada | $12.00 | 5 g | 95% |
| Sigma-Aldrich (Rush Stock) | Germany | $16.75 | 100 g | 98% |
| Sigma-Aldrich | Germany | $16.75 | 100 g | 98% |
| Interbioscreen | Hong Kong | $25.50 | 10 g | 95% |
| MedKoo Biosciences, Inc | United States | $47.50 | 20 g | 98% |
| ChemDiv, Inc. | United States | $60.00 | 1 g | 90% |
| ChemDiv, Inc. (rush stock) | United States | $60.00 | 1 g | — |
| CliniSciences GmbH | Switzerland | $64.50 | 1 g | 99% |
| Molnova | China | $82.00 | 500 mg | 99% |
| TargetMol Chemicals | China → United States | $90.00 | 500 mg | 99.88% |
| Vitas M Chemical Limited | Hong Kong | $144.00 | 5 g | 90% |
| Labotest KG | Germany | $453.00 | 1000 mg | 90% |
| ChemFaces | China | $1500.00 | 20 mg | 98% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 98% |
| Princeton BioMolecular Research (SC) | United States | $6500.00 | 20 mg | 90% |
| Key Organics Ltd. | United Kingdom | $6900.00 | 10 mg | 97% |
| TimTec, LLC | United States | $9333.33 | 30 mg | 90% |
Chemical Identity
CAS738-70-5
PubChem CID5578
DTXSIDDTXSID3023712
FormulaC14H18N4O3
Mol. Weight290.32 g/mol
SMILESCOC1=CC(=CC(=C1OC)OC)CC2=CN=C(N=C2N)N
Data Sources
55782026-04-07
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/name/trimethoprim/cids/JSON
Archive: data/sources/pubchem_name/trimethoprim.json
CAS 738-70-52026-04-25
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