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aspirin vs oxaprozin

Side-by-side comparison of aspirin and oxaprozin. Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.

minor Known Drug Interaction

Intervention: Monitor patients with concomitant use of COXANTO with anticoagulants (e.g., warfarin), antiplatelet drugs (e.g., aspirin), SSRIs, and SNRIs for signs of bleeding [ see Warnings and Precautions (5.12) ]. Aspirin Clinical Impact: Controlled clinical studies showed that the concomitant use of NSAIDs and analgesic doses of aspirin does not produce any greater therapeutic effect than the use of NSAIDs alone. In a clinical study, the concomitant use of an NSAID and aspirin was associated with a significantly increased incidence of GI adverse reactions as compared to use of the...

Recommendation: Watch for signs of bleeding, such as unusual bruising or dark stools. Your doctor may need to monitor you more closely or adjust your medications.

Drug Class
aspirin Antiplatelet / NSAID
oxaprozin Nonsteroidal Anti-Inflammatory Drug (NSAID)
Type
aspirin Over-the-Counter
oxaprozin Prescription
Summary
aspirin

Aspirin is a common medicine used to relieve minor pain. It can also be prescribed by your doctor for other uses.

oxaprozin

Oxaprozin (Daypro) is a nonsteroidal anti-inflammatory drug (NSAID). It helps to reduce pain and swelling.

What It Treats
aspirin

Aspirin is used to temporarily relieve minor aches and pains. However, it works slowly. It will not quickly relieve headaches or other symptoms that need immediate relief. Ask your doctor about other uses for this medicine.

oxaprozin

This medicine can help with the symptoms of osteoarthritis, rheumatoid arthritis, and juvenile rheumatoid arthritis. These conditions can cause pain, swelling, and stiffness in your joints. Oxaprozin can help you feel better by reducing these symptoms.

How It Works
aspirin

Aspirin belongs to a class of drugs called NSAIDs and antiplatelets. It works by reducing substances in the body that cause pain and inflammation. It also helps to prevent blood clots.

oxaprozin

Oxaprozin works by reducing substances in the body that cause pain and swelling. It blocks the production of prostaglandins. Prostaglandins contribute to inflammation and pain.

Common Side Effects
aspirin
  • Upset stomach
  • Heartburn
oxaprozin
  • Constipation
  • Diarrhea
  • Upset stomach
  • Nausea
  • Rash
FAERS Reports
aspirin
  • Tiredness 31,969
  • Shortness of breath 27,184
  • Feeling sick to your stomach 26,582
  • Loose stools 26,451
  • Feeling lightheaded 22,392
oxaprozin
  • Allergic reaction to the drug 386
  • Pain 151
  • Feeling sick to your stomach 134
  • Headache 104
  • Joint pain 103
Serious Warnings
aspirin

No specific warnings noted.

oxaprozin

NSAIDs like oxaprozin can increase your risk of heart problems like heart attack and stroke. This risk can happen early in treatment and may increase with longer use. You should not take this medicine if you are having heart bypass surgery. NSAIDs also increase the risk of stomach and intestine problems like bleeding and ulcers, which can be fatal. Older adults and people with a history of stomach ulcers are at higher risk.

Pregnancy
aspirin

Ask your doctor for advice if you are pregnant or breastfeeding.

oxaprozin

Taking oxaprozin after 20 weeks of pregnancy may harm your baby. Avoid taking this medicine after 30 weeks of pregnancy. Talk to your doctor if you are pregnant or plan to become pregnant.

Also Compare, Nearby Drugs

How to Read This aspirin vs oxaprozin Comparison

aspirin is classified in the Antiplatelet / NSAID drug class, while oxaprozin sits within the Nonsteroidal Anti-Inflammatory Drug (NSAID) class. Drugs from different classes work through distinct mechanisms, so a head-to-head comparison illustrates trade-offs rather than equivalence. Both drugs are split between OTC and prescription status, which affects access and supervision.

Adverse event totals above are pulled from the FDA's Adverse Event Reporting System (FAERS). For these top-ranked reactions alone, aspirin has 134,578 submissions while oxaprozin has 878. Those figures reflect cumulative reporting volume, not per-patient risk, so older, widely dispensed drugs typically look worse on count alone. These two drugs have a known minor interaction flagged in FDA labeling, attributed to using these drugs together can irritate the stomach lining and increase the risk of bleeding. taking an nsaid with aspirin does not provide more pain relief than taking the nsaid alone.. Serious warnings, pregnancy guidance, and contraindications can differ even when indications overlap.

A table cannot substitute for clinical judgment. Effectiveness, tolerability, drug-drug interactions with your other medications, kidney and liver function, pregnancy status, insurance formulary, and price all feed into a decision that only a licensed prescriber can make responsibly. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This page is for educational purposes only, is not medical advice, and should not be used to self-switch between aspirin and oxaprozin - always consult your physician or pharmacist first.

Important: This comparison is for informational purposes only. Drug effects vary between individuals. Always consult your doctor or pharmacist for personalized medical advice.