No, you should not substitute Ezact 90 Tablet (Eoricoxib) for Axcer 90 mg Tablet (Ticagrelor), as they are completely different medicines used for different conditions. Ticagrelor is a blood thinner used to prevent heart attacks, while Etoricoxib is a strong anti-inflammatory painkiller that may increase the risk of heart problems. Please do not change your medication without consulting your doctor.