Warfarin Alternatives Compared
| Warfarin | Coumadin | Aspirin |
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| Warfarin | Coumadin warfarin | Aspirin |
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Warfarin tablets are effective at "thinning" the blood; however, several factors affect warfarin blood levels including diet (particularly the intake of vitamin K), ethnicity, other medications or... View more |
Coumadin is effective at "thinning the blood" (reducing the ability of the blood to clot); however, several factors can affect blood levels including diet, ethnicity, other medications, and illness... View more |
Aspirin relieves pain and inflammation and helps to thin the blood. It is used to treat and prevent a wide range of different conditions. Higher dosages are associated with stomach irritation and... View more |
Choose a suggestion below Prevention of Thromboembolism in Atrial Fibrillation
Heart Attack (Myocardial Infarction)
Thromboembolic Stroke Prophylaxis
Prosthetic Heart Valves, Mechanical Valves - Thrombosis Prophylaxis
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| More about Warfarin | More about Coumadin (warfarin) | More about Aspirin | ||||||||||||||||
| Generic Status | ||||||||||||||||||
| Availability | ||||||||||||||||||
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Prescription only |
Prescription only |
Prescription and OTC |
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| Ratings & Reviews | ||||||||||||||||||
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Warfarin has an average rating of 8.3 out of 10 from a total of 53 ratings on Drugs.com. 73% of reviewers reported a positive effect, while 8% reported a negative effect. |
Coumadin has an average rating of 8.9 out of 10 from a total of 22 ratings on Drugs.com. 86% of reviewers reported a positive effect, while 10% reported a negative effect. |
Aspirin has an average rating of 7.9 out of 10 from a total of 44 ratings on Drugs.com. 71% of reviewers reported a positive effect, while 12% reported a negative effect. |
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| Drug Class | ||||||||||||||||||
| Side Effects | ||||||||||||||||||
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See the full warfarin side effects document. |
See the full Coumadin side effects document. |
See the full aspirin side effects document. |
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| Pricing and Coupons * Prices are without insurance | ||||||||||||||||||
View all warfarin prices |
We could not find an exact match for this medicine. Try searching the Price Guide directly. |
View all aspirin prices |
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| Dosage Form(s) Available | ||||||||||||||||||
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| Brand Names | ||||||||||||||||||
| Coumadin, Jantoven | Other warfarin brands include: Jantoven | Acetylsalicylic Acid, Acuprin 81, Arthritis Foundation Pain Reliever, Arthritis Pain, Ascriptin, Ascriptin Enteric, Ascriptin Maximum Strength, Aspergum, Aspi-Cor, Aspir 81, Aspir-Low, Aspirin Lite Coat, Aspirin Low Strength, Aspiritab, Aspirtab, Bayer Advanced Aspirin, Bayer Aspirin, Bayer Aspirin Extra Strength Plus, Bayer Aspirin Regimen, Bayer Aspirin with Heart Advantage, Bayer Children's Aspirin, Bayer Women's Aspirin With Calcium, Buffasal, Buffered Aspirin, Bufferin, Bufferin Arthritis Strength, Bufferin Extra Strength, Bufferin Low Dose, Buffex, Durlaza, Easprin, Ecotrin, Ecotrin Adult Low Strength, Ecotrin Maximum Strength, Ecpirin, Empirin, Entaprin, Entercote, Extra Strength Bayer, Fasprin, Genacote, Gennin-FC, Genprin, Halfprin, Heartline, Medi-Seltzer, Migralex, Miniprin, Norwich Aspirin, St. Joseph 81 mg Aspirin Enteric Safety-Coated, St. Joseph 81 mg Chewable Aspirin, Tri-Buffered Aspirin, Vazalore View more | ||||||||||||||||
| Half Life The half-life of a drug is the time taken for the plasma concentration of a drug to reduce to half its original value. | ||||||||||||||||||
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72 hours |
72 hours |
10 hours |
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| CSA Schedule** View glossary of terms | ||||||||||||||||||
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Not a controlled drug
Is not subject to the Controlled Substances Act. |
Not a controlled drug
Is not subject to the Controlled Substances Act. |
Not a controlled drug
Is not subject to the Controlled Substances Act. |
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| Pregnancy Category | ||||||||||||||||||
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Category D
Positive evidence of risk
For Women With Mechanical Heart Valves
Category X
Not for use in pregnancy
For Other Pregnant Populations See the full Pregnancy Warnings document. |
Category D
Positive evidence of risk
For Women With Mechanical Heart Valves
Category X
Not for use in pregnancy
For Other Pregnant Populations See the full Pregnancy Warnings document. |
Category N
Not classified
See the full Pregnancy Warnings document. |
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| Drug Interactions | ||||||||||||||||||
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A total of 607 drugs are known to interact with warfarin:
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A total of 607 drugs are known to interact with Coumadin:
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A total of 328 drugs are known to interact with aspirin:
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| Alcohol/Food/Lifestyle Interactions | ||||||||||||||||||
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| Disease Interactions | ||||||||||||||||||
| First Approval Date | ||||||||||||||||||
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June 08, 1954 |
June 08, 1954 |
June 25, 1965 |
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| WADA Class View World Anti-Doping Agency classifications. | ||||||||||||||||||
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N/A |
N/A |
N/A |
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| Patient resources | ||||||||||||||||||
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N/A |
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| Related Treatment Guide | ||||||||||||||||||
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** The Controlled Substances Act (CSA) schedule information displayed applies to substances regulated under federal law. There may be variations in CSA schedules between individual states.
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.