The typical range for an inr blood test machine (Prothrombin Time International Normalized Ratio) varies based on the medical condition being treated. However, for individuals on oral anticoagulant therapy like warfarin, the target range generally falls between 2.0 to 3.0 INR. In certain cases, such as mechanical heart valves or specific medical conditions, a higher range (e.g., 2.5 to 3.5) might be recommended. Regular monitoring and adjustment of medication doses within these ranges help maintain a balance between preventing clotting disorders and minimizing bleeding risks, ensuring optimal patient health and safety.