If your pain is mild and not increasing with time it's not infection ,it's just a pressure pain from slight high point s in the crown,, avoid giving excess force on crown , rct treated tooth requires sometime for healing of the periapical area,, alternatively you can visit the doc and check the high points in crown and he will selectively relive the excess load coming on the crown ,by reducing the high points
Next Steps
visit the clinic
Health Tips
excess biting