Header Image for Aspirin vs Naproxen

Aspirin vs Naproxen

Listen to the article instead of reading through it.
0:00

Overview

Aspirin Details

Naproxen Details

Comparative Analysis

Aspirin Usage

Naproxen Usage

Aspirin Side Effects

Naproxen Side Effects

Safety Information

Cost Analysis

Market Analysis

Summary

Introduction

For patients experiencing pain, inflammation or fever, certain drugs that inhibit the enzymes responsible for producing prostaglandins can offer relief. Aspirin and Naproxen are two such non-steroidal anti-inflammatory drugs (NSAIDs) often recommended for these conditions. Both interact with cyclooxygenase (COX) enzymes in the body to reduce levels of prostaglandins that cause inflammation and pain. Aspirin works by irreversibly inhibiting COX-1 and COX-2 enzymes, thereby reducing the production of thromboxanes which can lead to blood clotting. On the other hand, Naproxen is a potent inhibitor of both COX-1 and COX-2 as well but its effects on each may vary depending on dosage; it's also longer lasting than aspirin making it suitable for chronic conditions like arthritis.

Aspirin vs Naproxen Side By Side

AttributeBayer aspirinAleve
Brand NameBayer AspirinAleve
ContraindicationsShould not be used with anticoagulants (blood thinners) or corticosteroids without consulting a physician due to increased bleeding risks.Should not be used with anticoagulants (blood thinners) or corticosteroids without consulting a physician due to increased bleeding risks.
CostApproximately $8 for 100 tablets (325 mg)Approximately $20 for 150 caplets (220 mg)
Generic NameAspirinNaproxen
Most Serious Side EffectGastrointestinal bleeding, signs of allergic reaction, severe skin reactions, cardiovascular symptomsSigns of an allergic reaction, skin changes like rash or blisters, changes in vision, unusual fatigue, rapid heart rate, nausea/vomiting resembling coffee grounds
Severe Drug InteractionsIncreased risk of bleeding with anticoagulants and corticosteroidsIncreased risk of bleeding with anticoagulants and corticosteroids
Typical Dose300-900 mg every 4-6 hours for pain relief in adults, with a maximum dose of 4 grams per day250–500 mg/day initially, up to 1500 mg/day for severe pain, divided into two doses

What is Aspirin?

Aspirin (also known as acetylsalicylic acid) was one of the earliest drugs from the NSAID class to enter widespread use, marking a significant advance over previous pain and inflammation management medications. Aspirin was first synthesized in 1897 and has since been used for various medical applications. It works by inhibiting the production of prostaglandins, substances in the body that cause inflammation, pain, and fever. Aspirin is commonly prescribed for conditions such as headaches, minor pains or after certain surgical procedures.

Naproxen is another member of the NSAID family which came into use much later than aspirin; it received FDA approval in 1976. Naproxen also inhibits prostaglandins but tends to have a longer half-life than aspirin - this means it’s active in the body for a longer period of time with less frequent dosing required.

Both drugs can be used effectively to manage pain and reduce inflammation; however, they differ somewhat when it comes to their side effects profile. While both may cause stomach upset or bleeding issues if taken excessively or long-term, naproxen tends to have fewer gastrointestinal side effects compared to aspirin.

What conditions is Aspirin approved to treat?

Aspirin is used to manage a variety of health conditions, such as:

  • Mild to moderate pain
  • Fever reduction
  • Antiplatelet therapy for cardiovascular disease prevention
  • Rheumatic fever

On the other hand, Naproxen is approved for the following treatments:

  • Pain associated with arthritis (osteoarthritis, rheumatoid arthritis, ankylosing spondylitis), gout and menstrual cramps.
  • Acute injury or surgery-related inflammation and pain.

How does Aspirin help with these illnesses?

Aspirin helps to manage inflammation and pain by inhibiting the production of prostaglandins in the body. Prostaglandins are chemicals that promote inflammation, pain, and fever. They do this by increasing blood flow to areas of injury or illness, which can result in swelling and heat. Aspirin blocks an enzyme called cyclooxygenase (COX), which is necessary for prostaglandins to be synthesized. By blocking COX enzymes, aspirin reduces the amount of prostaglandins produced hence relieving symptoms like pain and inflammation.

Naproxen also works similarly by inhibiting COX enzymes thereby reducing levels of prostaglandins. It's a stronger NSAID compared to aspirin and often used for more severe forms of pain such as arthritis or injuries. Unlike aspirin though, naproxen may have a lower risk factor for cardiovascular complications but could pose potential risks for gastrointestinal issues if used long-term.

What is Naproxen?

Naproxen, sold under the brand name Aleve among others, is a nonsteroidal anti-inflammatory drug (NSAID) used to treat pain and inflammation. It works by reducing the production of prostaglandins, substances in the body that cause inflammation. Naproxen was first approved by the FDA in 1976.

Unlike aspirin, naproxen does not inhibit blood clotting to the same extent and so it may be less likely than aspirin to cause gastrointestinal bleeding or ulcers. However, like other NSAIDs but unlike aspirin, there might be an increased risk of heart disease with long-term use of naproxen especially at high doses.

The medication comes as an oral tablet and liquid suspension form and can be bought over-the-counter or prescribed at higher strengths by a healthcare professional. Some common side effects include dizziness, headache and upset stomach; however these are generally mild when compared to its benefits for relieving persistent inflammatory conditions.

What conditions is Naproxen approved to treat?

Naproxen is an NSAID that has been approved by the FDA for the treatment of several conditions, including:

  • Osteoarthritis and rheumatoid arthritis
  • Ankylosing spondylitis (a type of spinal arthritis)
  • Acute gout or acute pain from other causes.

It can also be used to manage general symptoms like fever, inflammation, and mild to moderate pain due to a variety of reasons.

How does Naproxen help with these illnesses?

Naproxen, like aspirin, is a nonsteroidal anti-inflammatory drug (NSAID) that works by reducing the production of prostaglandins - substances in the body that cause inflammation and pain. This action helps to alleviate symptoms associated with conditions such as arthritis, gout, or injury-related pain. However, unlike aspirin which also acts as an anticoagulant (prevents clotting), naproxen has only a minor effect on platelet aggregation. Naproxen's longer half-life means it can be taken less frequently than aspirin for long-lasting pain relief, making it more convenient for some patients. Additionally, while both drugs can potentially cause gastrointestinal issues with long-term use, naproxen may pose slightly less risk of such side effects compared to aspirin.

How effective are both Aspirin and Naproxen?

Both aspirin and naproxen are nonsteroidal anti-inflammatory drugs (NSAIDs) that have been widely used for many years to treat pain, fever, and inflammation. Aspirin was first synthesized in 1897 by the German company Bayer AG, while naproxen was approved by the FDA a little over half a century later in 1976. Both medications work by inhibiting enzymes called cyclooxygenases which play a key role in producing prostaglandins - substances that mediate pain and inflammation in the body.

In terms of efficacy at relieving acute pain or reducing fever, both aspirin and naproxen have similar potency. However, when it comes to chronic conditions such as arthritis where inflammation is predominant, some studies suggest that naproxen may provide superior relief of symptoms due to its more pronounced anti-inflammatory effect.

Aspirin has an additional unique property not shared with other NSAIDs: it irreversibly inhibits platelet aggregation (clumping together of blood cells), providing an antithrombotic effect which can be beneficial in preventing heart attacks and strokes for certain patients. This makes aspirin not only an effective analgesic but also an important drug for cardiovascular disease prevention.

Naproxen's side-effect profile includes potential gastrointestinal issues such as ulcers or bleeding; however, this risk is generally lower compared to other NSAIDs like ibuprofen or diclofenac. It should be noted though that all NSAIDs carry risks if used long-term or excessively including kidney damage, high blood pressure or worsening heart failure.

In conclusion, both aspirin and naproxen are valuable tools within our therapeutic arsenal each having their own specific uses depending on patient needs. Always consult your healthcare provider before starting any new medication regimen.

abstract image of a researcher studying a bottle of drug.

Find Top Clinical Trials

Choose from over 30,000 active clinical trials.

At what dose is Aspirin typically prescribed?

Oral dosages of Aspirin typically range from 300-900 mg every 4-6 hours for pain relief in adults, with a maximum dose of 4 grams per day. For Naproxen, adults are generally recommended to take an initial dose of 500 mg, followed by 250 mg every six to eight hours as needed. The total daily dosage should not exceed 1250 mg on the first day and subsequent daily doses should not exceed total daily dosage of 1000mg. Unlike Aspirin, Naproxen is usually not recommended for children unless specifically directed by a healthcare provider due to its potential side effects.

At what dose is Naproxen typically prescribed?

Naproxen treatment usually begins at a dosage of 250–500 mg/day, taken orally. The dose can then be increased up to 1500 mg/day for severe pain and inflammation, divided into two doses that are spaced approximately 12 hours apart. The maximum daily dose is typically not more than 1650 mg in most cases, given as two separate doses of around 825 mg each, with a gap of about 12 hours between them. This may be trialed if there is no response to the initial treatment after several weeks. Additionally, it's important to remember that Naproxen should always be taken with food or milk to minimize stomach upset.

What are the most common side effects for Aspirin?

Common side-effects of Aspirin include:

  • Nausea and vomiting
  • Stomach pain, heartburn or indigestion (dyspepsia)
  • Increased bruising due to the blood-thinning effect
  • Risk of bleeding more easily than normal, especially in the gastrointestinal tract

While common side effects associated with Naproxen are:

  • Indigestion, heartburn, stomach pain or discomfort (dyspepsia)
  • Feeling drowsy or tired
  • Headaches
  • Ringing in the ears (tinnitus) -Nausea and potential for diarrhea -Unintentional weight gain due to fluid retention

Both medications can potentially cause ulcers if taken in high doses over a long period of time. Always consult your healthcare provider before starting any new medication.

abstract image of a patient experiencing side effect

Are there any potential serious side effects for Aspirin?

While both Aspirin and Naproxen are non-steroidal anti-inflammatory drugs (NSAIDs) that help to reduce pain, inflammation, and fever, they may cause different side effects in some people. Some potential serious side effects of these medications include:

  • Signs of allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue or throat.
  • Severe skin reactions: redness or peeling skin rash, blistering or peeling skin with/without fever; wheezing; tightness in the chest or throat.
  • Cardiovascular symptoms: fast heartbeats; chest pain spreading to your jaw or shoulder; sudden numbness or weakness on one side of the body; slurred speech -- potentially indicative of a stroke.
  • Gastrointestinal problems: stomach bleeding - nausea, vomiting blood or dark tarry stools unusual tiredness, stomach pain just after meals -- possibly suggestive of gastritis.

In case any such severe symptoms occur while you are on either aspirin or naproxen therapy it is critical that you discontinue use immediately and seek emergency medical assistance.

What are the most common side effects for Naproxen?

Naproxen, like many non-steroidal anti-inflammatory drugs (NSAIDs), can cause a variety of side effects. Some common ones include:

  • Nausea, heartburn, stomach pain

  • Headache, dizziness

  • Rash or itching skin

  • Ringing in the ears

  • Sleep disturbances such as insomnia

  • Constipation or diarrhea In rare cases, it may also lead to:

    • Fast heartbeat
    • Increased urination
    • Unexplained weight gain or loss.

It is important to note that if any of these symptoms persist or worsen over time, you should consult with your healthcare provider immediately.

Are there any potential serious side effects for Naproxen?

While Naproxen is widely used to relieve pain and inflammation, it also has the potential for serious side effects in some people. You should immediately consult a healthcare professional if you experience any of the following symptoms after taking Naproxen:

  • Signs of an allergic reaction, such as hives; difficulty breathing or swallowing; swelling in your face, lips, tongue, or throat
  • Skin changes like rash or blisters that may be accompanied by fever and generalized discomfort
  • Changes in vision such as blurred sight or seeing halos around lights
  • Unusual fatigue, confusion or mood swings
  • Rapid heart rate (tachycardia) or palpitations
  • Nausea/vomiting resembling coffee grounds due to possible gastrointestinal bleeding
    Remember that these side effects are rare but can be severe when they occur. It's crucial to respond promptly if any unusual symptoms arise.

Contraindications for Aspirin and Naproxen?

Both aspirin and naproxen, along with most other nonsteroidal anti-inflammatory drugs (NSAIDs), may increase the risk of serious cardiovascular thrombotic events, including myocardial infarction and stroke. If you notice sudden chest pain, shortness of breath or weakness on one side of your body or slurred speech that could indicate a heart attack or stroke, please seek immediate medical attention.

Neither aspirin nor naproxen should be used if you are taking certain medications like anticoagulants (blood thinners) or corticosteroids without consulting your physician. Both these NSAIDs can interfere with the aforementioned drug classes leading to increased bleeding risks. Always keep your healthcare provider informed about all the medications you take; they will provide appropriate advice considering potential interactions between different drugs.

How much do Aspirin and Naproxen cost?

For the brand name versions of these drugs:

  • The price for 100 tablets of Bayer Aspirin (325 mg) averages around $8, which works out to about $0.08/day if taking a typical dose.
  • The price for 150 caplets of Aleve, a popular brand-name version of Naproxen (220 mg), is approximately $20, working out to roughly $0.13/day.

Thus, if you are taking aspirin or naproxen daily for pain relief or inflammation reduction, branded aspirin would be less expensive on a per-day basis. However, cost should not be the primary consideration in determining which drug is right for you - consult with your healthcare provider.

Regarding generic versions:

  • Generic aspirin can be even more affordable than its brand-name counterparts. A container with 500 tablets costs as little as $5 and can last several months depending on dosage.
  • Generic naproxen also provides savings over its branded versions like Aleve. For instance, a bottle containing 400 tablets could range from $10 to $15 making it cheaper on a per-day treatment basis compared to Aleve.

Please remember that both medications have different side effect profiles and potential interactions so always discuss your options with your healthcare provider before starting any new medication regimen.

Popularity of Aspirin and Naproxen

Aspirin, also available under various brand names, was estimated to have been used by approximately 29.6 million people in the US in 2020. As an over-the-counter medication with a wide array of uses from pain relief to heart attack prevention, aspirin is one of the most widely used drugs worldwide. It has been consistently prevalent for decades due to its efficacy and affordability.

Naproxen, including brand versions such as Aleve or Naprosyn, was prescribed to roughly 14 million people in the USA in 2020. In terms of NSAID (Nonsteroidal anti-inflammatory drugs) prescriptions in the US, naproxen accounts for just around 10% of total prescriptions and slightly above this percentile when considering over-the-counter usage too. Similar to aspirin but more specific in addressing pain related issues like arthritis or acute injury pains, naproxen's prevalence has remained steady over recent years.

Conclusion

Aspirin and Naproxen are both non-steroidal anti-inflammatory drugs (NSAIDs) that have been in use for many years, with extensive clinical trials proving their efficacy over placebo treatments. Both can be used to relieve pain, reduce inflammation and lower fever. However, they do so through slightly different mechanisms of action: aspirin primarily inhibits the COX-1 enzyme while naproxen has a more balanced inhibition of both COX-1 and COX-2 enzymes.

The choice between these two medications often depends on individual patient needs. Aspirin is commonly utilized as a blood thinner due to its antiplatelet effect and is known for its role in the prevention of heart attacks or strokes. On the other hand, naproxen tends to provide longer-lasting pain relief compared to aspirin making it useful for conditions like arthritis.

Both drugs are available in generic form which presents significant cost-saving benefits especially if you're paying out-of-pocket. It's important to note that both may require some time before full effects become noticeable.

When examining side-effects, each drug carries similar risks including gastrointestinal discomfort or bleeding but naproxen may pose less risk of gastrointestinal side effects than high-dose aspirin therapy. Despite this however, patients should closely monitor any adverse reactions when starting treatment with either medication - medical help should be sought immediately if severe symptoms such as intense stomach pain or signs of an allergic reaction occur.

Refrences

  • Vane, J. R., & Botting, R. M. (2003, June). The mechanism of action of aspirin. Thrombosis Research. Elsevier BV.http://doi.org/10.1016/s0049-3848(03)00379-7
  • HALVORSEN, L., & SEVELIUS, H. (1981, April). Gastroscopic Observations Following Aspirin and Naproxen Sodium Administration. The Journal of Clinical Pharmacology. Wiley.http://doi.org/10.1002/j.1552-4604.1981.tb05696.x
  • DIAMOND, H., ALEXANDER, S., KUZELL, W., LUSSIER, A., ODONE, D., & TOMPKINS, R. (1975, April). Naproxen and Aspirin in Rheumatoid Arthritis: A Multicenter Double‐Blind Crossover Comparison Study. The Journal of Clinical Pharmacology. Wiley.http://doi.org/10.1002/j.1552-4604.1975.tb01461.x
  • Seibert, K., Zhang, Y., Leahy, K., Hauser, S., Masferrer, J., & Isakson, P. (1997). Distribution of Cox-1 and Cox-2 in Normal and Inflamed Tissues. Advances in Experimental Medicine and Biology. Springer US.http://doi.org/10.1007/978-1-4615-5325-0_24
  • Peloso, P. M. (1996, January). Strategies and Practice for Use of Nonsteroidal Anti-inflammatory Drugs. Scandinavian Journal of Rheumatology. Informa UK Limited.http://doi.org/10.3109/03009749609097233
  • Brogden, R. N., Heel, R. C., Speight, T. M., & Avery, G. S. (1979, October). Naproxen up to Date. Drugs. Springer Science and Business Media LLC.http://doi.org/10.2165/00003495-197918040-00001
  • Brogden, R. N., Pinder, R. M., Sawyer, P. R., Speight, T. M., & Avery, G. S. (1975). Naproxen. Drugs. Springer Science and Business Media LLC.http://doi.org/10.2165/00003495-197509050-00002
  • Campbell, C. L., Smyth, S., Montalescot, G., & Steinhubl, S. R. (2007, May 9). Aspirin Dose for the Prevention of Cardiovascular Disease. Jama. American Medical Association (AMA).http://doi.org/10.1001/jama.297.18.2018
  • DUNAGAN, F. M., McGILL, P. E., KELMAN, A. W., & WHITING, B. (1988). Naproxen Dose And Concentration: Response Relationship In Rheumatoid Arthritis. Rheumatology. Oxford University Press (OUP).http://doi.org/10.1093/rheumatology/27.1.48
  • Goldstein, J. L., Aisenberg, J., Lanza, F., Schwartz, H., Sands, G. H., Berger, M. F., & Pan, S. (2006, March). A multicenter, randomized, double-blind, active-comparator, placebo-controlled, parallel-group comparison of the incidence of endoscopic gastric and duodenal ulcer rates with valdecoxib or naproxen in healthy subjects aged 65 to 75 years. Clinical Therapeutics. Elsevier BV.http://doi.org/10.1016/j.clinthera.2006.03.007
  • Sutton, L. B. (1996, November). Naproxen Sodium. Journal of the American Pharmaceutical Association (1996). Elsevier BV.http://doi.org/10.1016/s1086-5802(16)30151-6
  • Capone, M. L., Sciulli, M. G., Tacconelli, S., Grana, M., Ricciotti, E., Renda, G., … Patrignani, P. (2005, April). Pharmacodynamic interaction of naproxen with low-dose aspirin in healthy subjects. Journal of the American College of Cardiology. Elsevier BV.http://doi.org/10.1016/j.jacc.2005.01.045
  • Schmidt, M., Hallas, J., & Friis, S. (2014, May). Potential of prescription registries to capture individual-level use of aspirin and other nonsteroidal anti-inflammatory drugs in Denmark: trends in utilization 1999–2012. Clinical Epidemiology. Informa UK Limited.http://doi.org/10.2147/clep.s59156
  • Reed, G. W., Abdallah, M. S., Shao, M., Wolski, K., Wisniewski, L., Yeomans, N., … Nissen, S. E. (2018, April). Effect of Aspirin Coadministration on the Safety of Celecoxib, Naproxen, or Ibuprofen. Journal of the American College of Cardiology. Elsevier BV.http://doi.org/10.1016/j.jacc.2018.02.036