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Tylenol vs. Coumadin

Head-to-head comparisons of medication uses, side effects, warnings, and more.

Key takeaways

Acetaminophen (Tylenol) and warfarin (Coumadin) are used for different purposes and belong to different medication classes. Acetaminophen (Tylenol) is an over-the-counter (OTC) analgesic used to relieve mild pain and reduce fever. It comes in various forms, such as tablets, liquids, and suppositories, and works quickly, usually within 45 minutes. Warfarin (Coumadin), on the other hand, is a prescription-only blood thinner used to prevent and treat blood clots. It works by blocking vitamin K, which is necessary for blood clotting. Unlike acetaminophen, warfarin requires regular blood tests to monitor its safety and effectiveness and has a higher risk of serious side effects like bleeding. Acetaminophen is generally safe with few side effects but can cause liver damage if taken in high doses or with alcohol. Warfarin has an antidote for emergencies, but it interacts with many foods and medications, making it more complex to manage. While acetaminophen is safe during pregnancy, warfarin is not and can cause severe harm to unborn babies.

Acetaminophen

(Tylenol)

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Warfarin

(Coumadin)

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Summary for Tylenol

Over-the-counter

Acetaminophen (Tylenol) is an over-the-counter (OTC) medication used to lower fever and relieve mild pain in adults and children. It's available in many strengths and formulations, such as tablets, chewable tablets, and liquid. In general, acetaminophen (Tylenol) works within 45 minutes when it's taken by mouth. This medication typically doesn't have many side effects. It's recommended to limit or avoid alcohol while taking acetaminophen (Tylenol) to lower your risk for liver problems.

Indications for Tylenol

  • Mild pain
  • Fever

Pros and Cons for Tylenol

Pros

  • Works well to relieve mild aches or pain and lower fever
  • Can use in adults and children
  • Available in a lower-cost generic and is available over the counter
  • Comes in many different strengths and forms (e.g., tablet, capsule, chewable tablet, liquid, powder, suppository)

Cons

  • Doesn't help with inflammation and swelling
  • Might not work as well to treat moderate-to-severe pain
  • Not the best option for people who drink alcohol often because of the risk of liver damage

Common Side Effects for Tylenol

Side effects typically aren't common with this medication.

Warnings for Tylenol

  • Liver damage
  • Accidental overdose
  • Allergic skin reactions

Summary for Coumadin

Prescription only

Warfarin (Coumadin) is a blood thinner (anticoagulant). It's used to prevent and treat blood clots in adults and children with conditions such as deep vein thrombosis (DVT) or pulmonary embolism (PE). Warfarin (Coumadin) is taken by mouth, typically once daily. Your provider will adjust the dose based on your international normalized ratio (INR). Taking too much warfarin (Coumadin) can lead to side effects like bruising and serious bleeding. If needed, your provider can give you an antidote to reverse the effects of warfarin (Coumadin).

Indications for Coumadin

  • Prevention and treatment blood clots in the veins
  • Prevention and treatment blood clots linked to atrial fibrillation (AFib) or heart valve replacement
  • Prevention of more blood clots and to lower risk of death after a heart attack

Pros and Cons for Coumadin

Pros

  • Each strength of tablet is a unique color, making it easy to tell them apart
  • Only needs to be taken once a day
  • Has an antidote available in case of an emergency
  • Available as a lower-cost generic

Cons

  • Only prevents new blood clots from forming or getting bigger; it doesn't work on existing blood clots
  • Requires regular blood draws to check INR levels
  • Interacts with foods and many commonly-prescribed medications
  • Not safe to take during pregnancy

Common Side Effects for Coumadin

  • Bleeding
  • Bruising

Warnings for Coumadin

  • Severe or life-threatening bleeding
  • Risk of blood clots from stopping too early
  • Risk of fat-containing clots
  • Calcium build-up in blood vessels (calciphylaxis)
  • Skin or tissue death and risk of gangrene
  • Not for use during pregnancy

Prices with our coupons for Tylenol vs. Coumadin

Price Card Drug Icon
Acetaminophen30 tablets / 325mg
$6.13$6.13
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Warfarin30 tablets / 5mg
$4.00$4.00
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