Acetylsalicylic Acid and Ibuprofen: Drug Interaction Guide
Quick answer: Acetylsalicylic Acid and Ibuprofen have a minor interaction — typically manageable with awareness.
How Acetylsalicylic Acid interacts with Ibuprofen
Ibuprofen can reversibly occupy platelet COX-1 and reduce the irreversible antiplatelet effect of low-dose acetylsalicylic acid when taken at the wrong time.
What you should do
Avoid regular ibuprofen in patients relying on acetylsalicylic acid for cardioprotection. If occasional use is needed, separate dosing and consider paracetamol as an alternative.
Key facts
Severity
Minor — typically manageable
Mechanism
Ibuprofen can reversibly occupy platelet COX-1 and reduce the irreversible antiplatelet effect of low-dose acetylsalicyl...
Action
Avoid regular ibuprofen in patients relying on acetylsalicylic acid for cardioprotection. If occasional use is needed, s...
Frequently asked questions
Can I take Acetylsalicylic Acid and Ibuprofen together?
Usually yes, with awareness. Avoid regular ibuprofen in patients relying on acetylsalicylic acid for cardioprotection. If occasional use is needed, separate dosing and consider paracetamol as an alternative.
What is the severity of this interaction?
The interaction between Acetylsalicylic Acid and Ibuprofen is classified as Minor — typically manageable. Ibuprofen can reversibly occupy platelet COX-1 and reduce the irreversible antiplatelet effect of low-dose acetylsalicylic acid when taken at the wrong time.
What should I do if I'm prescribed both?
Avoid regular ibuprofen in patients relying on acetylsalicylic acid for cardioprotection. If occasional use is needed, separate dosing and consider paracetamol as an alternative. Always consult your prescribing clinician — do not stop or change medications without medical guidance.
Last reviewed: by iMedic Medical Editorial Team. Our editorial process.