A root canal is a highly effective dental procedure designed to save a tooth that’s badly decayed or infected. While many people fear that a root canal will be painful, the truth is that the procedure itself is relatively comfortable thanks to modern anesthetics and techniques. However, some discomfort afterward is normal and knowing what to expect can help ease your concerns and aid in your recovery.
Why Does Pain Happen After a Root Canal?
After a root canal, your dentist removes the infected or damaged pulp inside the tooth, cleans and disinfects the root canals, and then seals the area. Even though the nerve has been removed, the tissues surrounding the tooth, like the gums and ligaments, can still become inflamed due to the procedure. This can lead to temporary soreness or sensitivity.
Common reasons for post-root canal pain include:
- Tissue inflammation: Manipulation of the tooth and surrounding tissues can cause minor trauma, leading to inflammation and discomfort.
- Bite misalignment: If the crown or temporary filling is slightly too high, it can cause pressure when you bite down, resulting in pain.
- Healing process: Like any other medical procedure, your body needs time to heal. Mild discomfort for a few days is completely normal.
What Kind of Pain is Normal?
After your root canal, it’s normal to experience:
- Mild to moderate pain or soreness for a few days.
- Sensitivity when biting or chewing.
- Tenderness around the treated tooth.
- Slight swelling or discomfort in the gums.
Over-the-counter pain relievers like ibuprofen or acetaminophen usually manage this discomfort effectively. Your dentist may also prescribe pain medication or antibiotics if there’s lingering infection or swelling.
When to Be Concerned
While some pain is normal, certain symptoms may indicate a complication and warrant a call to your dentist:
- Severe or worsening pain several days after the procedure.
- Swelling that doesn’t improve or gets worse.
- Fever or chills, which could indicate infection.
- Persistent bad taste or odor, possibly signaling an abscess.
- Pain when biting down due to a high crown or filling.
- Visible pus or discharge near the treated tooth.
These symptoms may suggest an infection that didn’t fully clear, a missed canal during the procedure, or an issue with the dental restoration. In these cases, retreatment or additional dental care may be necessary.
Tips for Easing Discomfort After a Root Canal
- Take prescribed medication as directed.
- Avoid chewing on the treated side until the final restoration is placed.
- Stick to soft foods for the first few days.
- Use a cold compress to reduce swelling if needed.
- Keep the area clean, but be gentle when brushing near the treated tooth.
Mild pain after a root canal is completely normal and typically fades within a few days as your mouth heals. However, persistent or severe pain is not typical and may signal a problem that needs further attention. Always follow your dentist’s instructions and don’t hesitate to reach out if something doesn’t feel right.
About the Author
Dr. Deborah Bishop is a graduate of the University of Alabama School of Dentistry. After graduating, she completed an endodontic residency at the University of Alabama at Birmingham and has also worked as an adjunct professor at her alma mater. Today, Dr. Bishop is a member of the American Dental Association and the Alabama Dental Association. If you’re seeking an experienced dentist to perform your root canal, trust Dr. Bishop and our expert team to provide you with comfortable, compassionate care. Schedule your appointment online or call us at (256) 882-5161.