• B01AA Vitamin k antagonists 2 medications
• B01AB Heparin group 34 medications
• B01AC Platelet aggregation inhibitors excl. heparin 98 medications
• B01AD Enzymes 6 medications
• B01AE Direct thrombin inhibitors 18 medications
• B01AF Direct factor xa inhibitors 53 medications
• B01AX Other antithrombotic agents 4 medications