Having recently undergone a root canal myself, I understand how frustrating and worrying persistent pain can be after the procedure. It's common to feel some sensitivity or discomfort in the days following a root canal, especially near the treated tooth where infection was removed. The pain you experience on the side of the tooth, as described, often results from inflammation of the tissues surrounding the root or from irritation due to the cleaning process inside the root canal. From my experience and from what dentists typically explain, this residual pain can last for several days or even a week. Over-the-counter pain relievers like ibuprofen often help reduce inflammation and ease the pain. I found that applying a cold compress to the cheek near the affected area also provided some relief. It's important to monitor your symptoms closely. If the pain intensifies, if you experience swelling, or if the discomfort doesn't gradually improve, it's crucial to follow up with your dentist, as these could indicate complications such as infection or incomplete removal of infected tissue. Getting your dental crown fitted is an important step after the root canal as it protects the treated tooth and helps restore normal function. Until then, try to avoid chewing hard or sticky foods on that side of your mouth to prevent additional irritation. Many people share the hope to 'just get the crown and move on,' but ensuring the root canal site is healing well before that is key to long-term success. Remember, your dentist is the best point of contact for personalized advice, but understanding that some pain is normal post-procedure may ease your mind while you heal.