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How to Prevent Another Root Canal

Apr 14, 2025
How to Prevent Another Root Canal
If you’ve ever had a root canal, you know it’s not something you want to repeat. Here, we explain exactly what causes root canals and how to prevent another one. 

A root canal is a dental procedure to treat an infected or damaged tooth. Inside each tooth is a soft tissue called the pulp, which contains nerves and blood vessels. When that pulp gets infected, usually due to deep decay, a cracked tooth, or trauma, a root canal is often the last option to save the tooth before it has to be pulled.

Root canals aren’t fun. They can be time-consuming and sometimes uncomfortable, even though they relieve pain in the long run. If you’ve already been through one, it’s completely understandable to want to avoid repeating the experience. The best way to do that is to focus on prevention.

At OneSource Dental of South Tampa in Tampa, Florida, Nancy Horton, DMD, and our team specialize in helping patients avoid future root canals through preventive care and dental treatments that help protect your oral health long-term. Here’s what you need to know.

How to protect your teeth from needing another root canal

With the proper care, issues that result in a root canal, such as deep tooth decay or cracks, can be prevented or treated early.

Stay on top of regular dental visits

Visiting the dentist every six months allows us to catch problems early. At OneSource Dental of South Tampa, we don’t just do cleanings; we look for early signs of cracks, decay, and wear that could lead to infection. Regular checkups allow us to intervene with a filling, sealant, or other treatment before a root canal becomes necessary.

Get cavities filled ASAP

Tiny cavities can turn into deep ones quickly. The longer a cavity is left untreated, the closer it gets to the tooth’s nerve. Once it reaches that point, a root canal may be the only option. If you notice tooth sensitivity, visible holes, or even mild pain, getting it looked at early could save your tooth.

Don’t ignore tooth pain or sensitivity

Toothaches could be a warning sign of decay or nerve inflammation.

Many people try to tough it out when they feel discomfort, but the sooner we determine the cause of your pain, the more options we have to treat it conservatively.

Use a mouthguard if you grind or play sports

Grinding your teeth stresses your enamel and can eventually damage the inside of your tooth. So can getting hit in the mouth during sports. If you grind your teeth at night or play contact sports, a custom mouthguard keeps your teeth safe while you sleep or play.

Stay on top of your daily oral hygiene routine

Even the best dentist can’t prevent root canals if you allow plaque and bacteria to build up. Make sure you brush twice daily, floss daily, and use a fluoride mouthwash, especially if you’re prone to cavities. A little extra attention at home can go a long way in avoiding major dental work.

Consider sealants and fluoride treatments

Preventive treatments like sealants and fluoride applications strengthen and protect your teeth from decay. Sealants are thin, protective coatings put over the chewing surfaces of your back teeth, while fluoride treatments help remineralize enamel.

A root canal might have saved your tooth, but it’s a wake-up call. It usually means something went wrong with your oral health routine, and your other teeth could be at risk if nothing changes. By building a relationship with a dentist you trust, you can avoid another root canal, and OneSource Dental of South Tampa is the best place to help you do that.

If it’s been a while since your last checkup, or if you’re dealing with a toothache you’ve been ignoring, schedule a consultation with us today or call 813-879-9299.