As with all medical procedures, different patients may respond differently. It may take up to a week before you experience full pain relief and other benefits. Whether or not you have multiple injections will depend on your medical history. You may be able to repeat the procedure from three to six times in a 12-month period. We will determine the exact number of injections that you need and can receive. The process of multiple pain blocks can be beneficial in making sure your pain symptoms do not return.