Argatroban and Aspirin and dipyridamole interaction
Argatroban and Aspirin and dipyridamole: both prescribing labels describe an interaction that usually calls for monitoring, a dose change, or spacing the doses.
Usually manageable with monitoring or a dose change. Tell your pharmacist you take both.
What the FDA labels say
From the Aspirin and dipyridamole label · effective 2023-12-26
Risk factors for bleeding include the use of other drugs that increase the risk of bleeding (e.g., anticoagulants, antiplatelet agents, heparin, anagrelide, fibrinolytic therapy, and chronic use of NSAIDs) [see Drug Interactions ( 7.1 )].
• Co-administration with anticoagulants, antiplatelets, or NSAIDs can increase risk of bleeding ( 7.1 )
Anticoagulants and Antiplatelets Patients taking aspirin and extended-release dipyridamole capsules in combination with anticoagulants, antiplatelets, or any substance impacting coagulation are at increased risk for bleeding.
Aspirin can increase the anticoagulant activity of heparin, increasing bleeding risk.
From the Argatroban label · effective 2026-05-03
Concomitant use of argatroban with antiplatelet agents, thrombolytics, and other anticoagulants may increase the risk of bleeding.
Aspirin/Acetaminophen No drug-drug interactions have been demonstrated between argatroban and concomitantly administered aspirin or acetaminophen [ see Clinical Pharmacology (12.3) ].
Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.
Open in the checkerNot medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.