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Aspirin vs. Tylenol

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

Key takeaways

Tylenol (acetaminophen) and aspirin are both over-the-counter medications used to relieve pain and reduce fever, but they have some key differences. Aspirin is a nonsteroidal anti-inflammatory drug (NSAID) that also helps with inflammation and can be used for heart protection in certain adults at low doses (81 mg). Aspirin can cause stomach issues and isn't recommended for children under 12 or children under 18 with fever due to the risk of Reye's syndrome, while Tylenol is generally safer for children. However, Tylenol but carries a risk of liver damage, especially if taken with alcohol. Both medications are available in various forms, including tablets and suppositories.

Aspirin

 

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Acetaminophen

(Tylenol)

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Summary for Aspirin

Over-the-counter

Aspirin is an over-the-counter NSAID (nonsteroidal anti-inflammatory drug) that helps lessens inflammation. It's used to help lower fevers and relieve pain from minor injuries in people 12 years of age and older. A lower dose of aspirin is also commonly used for heart protection in certain adults who are at risk of having a heart attack or stroke. This medication most often comes as pills that are taken by mouth. Aspirin side effects include heartburn and stomach upset.

Indications for Aspirin

  • Pain relief from minor aches and pains, such as from headaches, muscle pain, toothache, menstrual cramps, and arthritis
  • Fever
  • Heart protection (lower the risk for heart attack or stroke) in certain adults - low-dose aspirin (81 mg per day) only

Pros and Cons for Aspirin

Pros

  • Doesn't raise risk for heart attacks like other NSAIDs
  • Can help protect the heart in certain adults with or at risk for heart disease when taken at low doses (81 mg per day)
  • Available as a chewable tablet for people who have trouble swallowing pills
  • Available over the counter in a lower-cost, generic form

Cons

  • Has risk for stomach ulcers and bleeding
  • Might worsen asthma symptoms
  • Not recommended for relieving pain or breaking fevers for children 18 years or younger with the flu because of risk of Reye's syndrome
  • Can't be used in children 12 years or younger

Common Side Effects for Aspirin

  • Stomach irritation (e.g., heartburn, stomach upset)

Warnings for Aspirin

  • Stomach irritation, stomach bleeding, and stomach ulcers
  • Kidney problems
  • Reye's syndrome in children
  • Harm to an unborn baby
  • Severe allergic reactions and skin reactions
  • Different aspirin strengths available

Summary for Tylenol

Over-the-counter

Acetaminophen (Tylenol) is an over-the-counter (OTC) analgesic used for pain relief and to reduce fever in adults and children. It comes in many forms, including tablets, capsules, chewable tablets, liquids, powders, and suppositories. Your dose depends on your age and the product you take. Side effects are rare when taken as directed, but could include nausea and headache. Taking too much could cause serious liver problems.

Indications for Tylenol

Pros and Cons for Tylenol

Pros

  • Very well tolerated, side effects are rare
  • Safe for both adults and children
  • Available over the counter in many different forms
  • Doesn't make you sleepy

Cons

  • Doesn't help with inflammation and swelling
  • Risk of liver damage at high doses
  • Might not work as well to treat moderate-to-severe pain
  • Can interact with alcohol and raise your risk of liver problems

Common Side Effects for Tylenol

Warnings for Tylenol

  • Liver damage
  • Accidental overdose
  • Allergic skin reactions

Prices with our coupons for Aspirin vs. Tylenol

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Aspirin30 tablets / 81mg
$7.74-
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Acetaminophen30 tablets / 325mg
$6.15$6.15
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