Aspirin
Drug ingredientCAS 50-78-2
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 291822 · basket
These shares come from HS customs code 291822, which is a broad customs category that also covers chemicals outside this dataset. They estimate the category's origin mix, not this chemical specifically.
- United Kingdom
- Belgium
242 FDA-registered drug labelers
Why It Matters
Appears in 334 drug and cosmetic product listings (FDA).
- •Regular Strength Enteric coated aspirin
- •Pamprin Max Menstrual Pain Relief
- •Gencare-Aspirin Low Dose Pain reliever (Nsaid)
- •Aspirin Regular Strength
- •Aspirin 50 CT
- •Excedrin Extra Strength Pain Reliever
- •Aspirin
- •LOW DOSE Aspirin
Show all 334
- •Aspirin Low Dose
- •pain relief aspirin Low Dose
- •good neighbor pharmacy aspirin
- •good sense migraine formula
- •Cafiaspirina Rapid Headache Relief
- •Extra Strength Headache Relief
- •Extra Strenght Headache Relief
- •Headache Relief Extra Strength
- •Regular Strength Aspirin 325 mg
- •Aspirin 81 MG
- •Chemstat
- •Medique Medi-Seltzer Pain Relief
- •equate aspirin chewable
- •Extra PAIN Relief
- •Top Value Effervescent Pain Relief
- •Good Sense Effervescent Cold Relief
- •Coated Aspirin
- •Migraine Relief
- •Adult Low Dose Pain Reliever
- •Dollar General Effervescent Cold Relief
- •Low Strength Chewable Aspirin
- •Acetaminophen, Aspirin and Caffeine
- •Alka-Seltzer Hangover Relief
- •Quality Choice Effervescent Antacid and Pain Relief
- •Circle K Aspirin 325
- •Walgreens Antacid Pain Relief Extra Strength
- •Headache Relief
- •Aspirin 81
- •Regular Strength Aspirin
- •leader migraine relief
- •foster and thrive aspirin
- •ALKA Seltzer PLUS Cold Day and Night Effervescent
- •Chewable Aspirin
- •basic care migraine relief
- •Butalbital, aspirin, and caffeine
- •Bestmade Natural Products BM195
- •Excedrin Migraine
- •Chewable Aspirin Low Dose
- •Aspirin Low Dose Chewable
- •good sense aspirin
- •Kroger Effervescent Antacid and Pain Relief
- •Topcare Aspirin
- •Aspirin 81 mg Low Dose
- •migraine formula
- •HEB Effervescent Pain Relief
- •Meijer Effervescent Cold Relief
- •Oxycodone and Aspirin
- •Bio Cytotox Phase
- •Medique Medi Seltzer
- •Medique Pain Off
- •Enteric Coated Aspirin Regular Strength
- •aspirin low dose enteric coated
- •Bufferin Regular Strength Pain Relief
- •Bayer Genuine Aspirin
- •Aspirin LOW DOSE Chewable Orange PAIN Reliever
- •Ascomp with Codeine
- •Headache Formula Extra Strength
- •Aspirin Enteric Safety Coated
- •Alka-Seltzer Plus Severe Cold Night PowerFast Fizz
- •Enteric Aspirin
- •Best Choice Pain Relief Powder
- •Excedrin Extra Strength, Travel Basix
- •Alka-Seltzer Original Flavor
- •Excedrin Extra Strength, CVP Health
- •Walgreens Effervescent Cold Relief Plus
- •Uline Aspirin
- •Acetaminophen, Aspirin, Caffeine
- •Acetaminophen 250mg Aspirin 250mg Caffeine 65mg
- •Effervescent Orange Cold Relief
- •leader aspirin
- •Aspirin Packs
- •foster and thrive migraine relief
- •Right Remedies LOW DOSE Aspirin 81mg
- •Walmart Pain Relief Powder
- •Extra Strength PAIN Reliever
- •Medique at Home Aspirin
- •Aspirin Enteric Coated
- •Aspirin Low Dose Chewable Orange
- •Up and Up Antacid and Pain Relief
- •Pain Relief Aspirin Chewable, Low Dose
- •Rite Aid Antacid and Pain Relief
- •Back and Body
- •Kroger Effervescent Cold Relief
- •Aspirin and Extended-Release Dipyridamole
- •Medi First Plus Pain Ache
- •Geritrex Aspirin
- •Family Wellness Pain Reliever
- •Rapidol Aspirin
- •Back and Body Extra Strength
- •Low Dose Aspiriun
- •Stanback
- •Goodys Back and Body Pain
- •Goodys Extra Strength Headache Mixed Fruit Blast
- •Alka-Seltzer Plus Cold Night
- •Quality Choice Effervescent Cold Relief Plus
- •Extra Strength Headache, Lil Drug Store
- •Excedrin Migraine, Travel Basix
- •WinCo Foods Effervescent Cold Relief
- •Back and Body Pain Relief
- •Aspirin enteric coated low dose
- •Dolodol
- •Aspirin 81mg Enteric coated Delayed Release
- •TopCare Extra Strength Headache Relief
- •Excedrin Extra Strength Headache
- •Excedrin Extra Strength Geltabs
- •Aspirin 81mg Enteric Coated
- •Reese Headache Powders
- •Chewable Low Dose Aspirin
- •aspirin pain relief
- •Aspirin 325 mg
- •Equaline Effervescent Pain Reliever
- •Xpect Pain Away Extra Strength
- •Green Guard Chewable Aspirin 81 mg
- •Medi-First Plus Aspirin
- •Low Dose Aspirin Enteric Safety Coated
- •Low Dose Miniprin Enteric Safety Coated
- •Good Sense Effervescent Antacid and Pain Relief
- •dg health aspirin
- •Adult Low Dose Aspirin
- •Adult Low Dose Enteric Coated Aspirin
- •BC
- •Alka-Seltzer Extra Strength
- •Alka-Seltzer Plus Cold Sparkling Original
- •Alka-Seltzer Original
- •Headache Relief, Extra Strength 24/7 Life by 7-Eleven
- •Excedrin Extra Strength
- •Adult Low Dose Aspirin 81 mg
- •St. Joseph Low Dose Aspirin
- •St. Joseph Chewable Low Dose Aspirin
- •Aspirin 325 MG EC
- •Leader Extra Strength Effervescent Antacid and Pain Reliever
- •Thompson XS Pain Ache
- •Rugby Aspirin
- •Gemma Cut the Cramp
- •Pain Terminator Extra Strength Pain Relief
- •Tri-Buffered Aspirin
- •Signature Select Effervescent Pain Relief
- •good neighbor pharmacy migraine relief
- •Topcare Migraine Relief
- •TopCare Effervescent Pain Relief
- •Aspirin 81mg Adult Low Dose
- •First Aid Direct Chewable Aspirin
- •Green Guard Extra Strength Pain Relief
- •Medique Products Aspirin
- •Aspi-Cor
- •Enteric Coated Aspirin
- •Goodys MAX
- •BC Arthritis
- •Anacin
- •Bayer Aspirin Extra Strength Caplets
- •Bayer Chewable - Aspirin Regimen Low Dose Aspirin Cherry Flavored
- •Alka-Seltzer Pain Relief
- •Best Choice Effervescent Antacid Pain Relief
- •Extra Strength Headache
- •Artrifin 24 Caplets
- •Aspirin Regimen
- •PAIN Reliever
- •Orphenadrine Citrate, Aspirin and Caffeine
- •Excedrin Migraine Relief
- •ValuMeds Extra Strength Headache Relief
- •Pain Relief Aspirin
- •Pain Reliever Extra Strength
- •Low Dose Chewable Aspirin
- •Medique Products Chewable Low Dose Aspirin
- •Top Value Effervescent Cold Relief
- •Alka Seltzer Originial 1s Blister Pack
- •Exaprin Plus
- •CVS Effervescent Pain Reliever
- •PM Headache
- •Careall Aspirin
- •Market Basket Effervescent Pain Relief
- •Adult Chewable Aspirin
- •dg health migraine relief
- •Dollar General Headache Powders
- •Ecotrin Regular Strength
- •Ecotrin
- •Goodys Cool Orange Headache
- •Alka-Seltzer
- •Extra Strength Headache, Circle K
- •Bayer Aspirin Original, CVP Health
- •Lil Drug Store Aspirin 325
- •Aspirin Low Dose Safety Coated
- •Asprin AND Extended-Release Dipyridamole
- •Amazon Basic CARE Migraine Relief
- •Safety Coated Aspirin 81 mg Low Dose
- •NobleAid PAIN Reliever
- •Dr Simi Extra Strength Acetaminophen 250 mg, Aspirin 250 mg, and Caffeine 65 mg
- •Physicians Care Aspirin
- •up and up chewable aspirin
- •Adult Low Dose Aspirin Enteric Coated
- •Equaline Effervescent Cold Relief
- •Care One Original Antacid and Pain Relief
- •vanquish
- •Chewable Aspirin 81 mg
- •Aspirin Chewable
- •equate aspirin
- •Aspirin Delayed Release
- •Aspirin and Extended - Release Dipyridamole Capsules, 25 mg / 200 mg
- •BioElectro Extra Strength Headache Relief
- •Good Sense Effervescent Pain Relief
- •Norgesic Forte
- •Dolex Forte
- •dg health headache relief
- •Publix Super Markets INC
- •Pain Relief PM
- •Direct Safety Aspirin
- •BC Cherry
- •Goodys Extra Strength
- •Goodys Hangover
- •Goodys Mental Alert
- •Pain Formula Drops 2046
- •Butalbital, Aspirin, Caffeine AND Codeine Phosphate
- •Bayer Rapid Relief
- •Aspirina Caplets
- •Alka-Seltzer Plus Cold Orange Zest
- •Alka-Seltzer Plus Cold and Cough
- •Bayer Low Dose
- •Bayer Aspirin Regimen enteric coated
- •Alka-Seltzer Extra Strength Pain Relief
- •Quality Choice Pain Relief Powder
- •Aspirin Nsaid
- •Extra Strength Headache, Caseys 4good
- •Excedrin Migraine, CVP Health
- •Bayer
- •WinCo Foods Effervescent Antacid and Pain Relief
- •Aspirin 81mg Enteric coated Low Strength Aspirin Regimen
- •Walgreens Pain Relief Powder
- •Sedal3X
- •GenCare Headache Relief
- •basic care headache relief
- •Meijer Effervescent Pain Relief
- •Quality Choice Effervescent Pain Relief
- •Aspirin Delayed Release 81MG
- •Signature Care Migraine Relief
- •good sense headache relief
- •Equaline migraine formula
- •aspirin chewable, low dose
- •Medi-First Aspirin
- •Equate Effervescent Antacid and Pain Relief
- •Equate Effervescent Cold Relief
- •Unishield Aspirin
- •Bromo Seltzer
- •Top Value Effervescent Cold Relief - Orange
- •Market Basket Effervescent Antacid and Pain Relief
- •Effervescent Cold Relief
- •AeroTab Pain Reliever
- •Family Wellness Effervescent Cold Relief Orange
- •Publix Fast Relief Effervescent
- •Orphengesic Forte
- •Alka-Seltzer Plus Severe Cold PowerFast Fizz Orange Zest
- •Alka-Seltzer Plus Severe Cold and Cough PowerFast Fizz
- •Alka-Seltzer Plus Severe Cold PowerFast Fizz Non Drowsy
- •Alka-Seltzer Heartburn and Pain
- •Alka-Seltzer Plus Cold Medicine Sparkling Original
- •Bayer Back and Body Extra Strength
- •Bayer Rapid Relief Body Pain
- •Quality Choice Effervescent Cold Relief - Orange
- •Best Choice Effervescent Pain Reliever 36
- •Best Choice Effervescent Cold Relief
- •Headache, Circle K
- •Bayer Aspirin Original, Travel Basix
- •Winco Foods Effervescent Pain Relief
- •Handy Solutions Headache Pain Relief
- •Walgreens Effervescent Pain Relief
- •McKesson Aspirin
- •Dye-Free Aspirin 81
- •CVS Health Antacid and Pain Reliever
- •Buffered Aspirin
- •Extra Strength Headache Relief geltabs
- •Homeoplex D
- •Thompson Aspirin
- •Blowfish
- •meijer LOW DOSE Aspirin
- •Excedrin PM Triple Action Caplets
- •Extra Strength Aspirin
- •Nuvicare Headache Relief
- •pain relief back and body Extra Strength
- •Signature Care Effervescent Antacid and Pain Relief
- •Sedalmex Forte
- •HEB Extra Strength Effervescent Antacid and Pain Relief
- •Meijer Effervescent Antacid and Pain Relief
- •Aspirin and Dipyridamole
- •Medi First Pain Ache
- •Aspirin Extra Strength
- •Arthriten Inflammatory Pain Formula
- •Extra Pain Relief Acetaminophen, Aspirin (Nsaid) and Caffeine
- •Drug Mart Effervescent Pain Relief
- •Family Wellness Pain Relief Powder
- •Norgesic
- •BC MAX
- •Quality Choice Extra Strength Effervescent Antacid and Pain Relief
- •Aspirin 325
- •Extra Strength Aspirin 325 mg
- •Ringstop
- •basic care aspirin
- •Excedrin Migraine Geltabs
- •Pain Formula
- •Pain Reliever / Low Dose Aspirin
- •Extra Strength PAIN Relief
- •Low dose aspirin 81mg
- •TopCare Effervescent Antacid and Pain Relief
- •Effervescent Antacid and Pain Relief
- •Equaline Effervescent Antacid and Pain Relief
- •Care One migraine relief
- •Vanquish Extra Strength
- •Xpect Chewable Aspirin
- •Sunmark Aspirin
- •Aspirn
- •Adult Low Strength Aspirin
- •Extraprin
- •Childrens Aspirin
- •Dollar General Effervescent Pain Reliever
- •DG Health Effervescent Antacid and Pain Relief
- •Publix Fast Relief Effervescent - Original Flavor
- •Aspirin Low Strength
- •Travel Savvy Aspirin
- •Alka-Seltzer Plus Severe Cold Powerfast Fizz Night
- •Alka-Seltzer Plus Cold Sparkling Original PowerFast Fizz
- •Bayer Headache
- •Aspirina Cafeina
- •Bayer Aspirin Regimen Chewable Low Dose Aspirin Orange
- •Aspirin Enteric Coated, Regular Strength
- •Aspirin 81mg Dye-Free
- •Agrifen
- •CVS Health Extra Strength Antacid and Pain Reliever
- •Aspirin Pain reliver
Vendor Pricing
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
31 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 | $0.02 | 500 g | 99% |
| A2B Chem LLC | United States | $0.05 | 500 g | 99% |
| AA BLOCKS | United States | $0.06 | 500 g | 99% |
| Fluorochem EU | Germany | $0.07 | 500 g | 98% |
| Fluorochem UK | United Kingdom | $0.07 | 500 g | 98% |
| ALFA AESAR | Germany | $0.08 | 2.5 kg | 99% |
| Sigma-Aldrich (Rush Stock) | Germany | $0.09 | 1 kg | 99% |
| Sigma-Aldrich | Germany | $0.09 | 1 kg | 99% |
| Chemscene | United States | $0.10 | 1 kg | — |
| AK Scientific Specialized | United States | $0.14 | 1 kg | 98% |
| Cayman Europe | Estonia | $0.18 | 500 g | 90% |
| AK Scientific, Inc. | United States | $0.19 | 1 kg | 99% |
| Angene International Limited | United States | $0.38 | 500 g | 99% |
| MedChemExpress MCE | Sweden | $8.01 | 50 g | 99.98% |
| MedKoo Biosciences, Inc | United States | $10.00 | 25 g | 98% |
| Apexbio Technology LLC | United States | $17.60 | 5 g | 98.92% |
| CliniSciences GmbH | Switzerland | $32.25 | 1 g | 99% |
| Molnova | China | $48.00 | 1 g | 99% |
| Fulfilled by Molport | Latvia | $50.00 | 100 mg | 99.99% |
| TargetMol Chemicals | China → United States | $53.00 | 1 g | 99.99% |
| HTS Biochemie Innovationen | Germany | $120.00 | 10 g | 95% |
| Labotest KG | Germany | $217.80 | 5000 mg | 90% |
| AstaTech (2 weeks) | United States | $990.00 | 100 mg | 95% |
| ChemFaces | China | $1500.00 | 20 mg | 98% |
| Otava, Ltd. | Ukraine | $2724.00 | 50 mg | 95% |
| 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% |
| Vitas M Chemical Limited | Hong Kong | $3170.00 | 100 mg | 90% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 99% |
| TimTec, LLC | United States | $9333.33 | 30 mg | 90% |
Chemical Identity
Data Sources
- PubChem · compound 2244Retrieved 2026-04-07
- EPA TSCA InventoryRetrieved 2026-04-24
- FDA National Drug Code directoryRetrieved 2026-04-07
- US Census international tradeReporting year: 2024 · Retrieved 2026-10-04
Brief citations
Aspirin (CAS 50-78-2) https://chemicalindependence.com/chemical/50-78-2/ PubChem: 2244. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/2244 EPA TSCA Inventory: CAS 50-78-2. Retrieved 2026-04-24. https://www.epa.gov/tsca-inventory FDA National Drug Code directory: bulk match. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 291822 for CAS 50-78-2. Reporting year: 2024. https://usatrade.census.gov/