How Long After Fluoride Varnish Can I Eat (And Why)?

Exact Answer: One Hour

Fluoride Varnish is a term used to refer to a fluoride solution, which is popularly used by dentists all around the world for application on teeth to treat medical conditions related to the teeth of a patient. This varnishing is not a permanent one, but it is effective for a few hours.

The primary purpose of fluoride varnishing is to prevent the decay of parts of the tooth and protect them from dentile hypersensitivity. This method is also found helpful in remineralizing the tooth surface of a patient. The main component of fluoride varnish is fluoride which is suggested by its name, but it also contains salts in small amounts.

How Long After Fluoride Varnish Can I Eat?

The use of fluoride varnish has been trendy in many parts of South Africa, Europe, and Canada. Its usage is pretty new in the United States and is under the testing phase. The use of this drug in the countries mentioned above began somewhere in the 1980s, and its popularity has increased in the past few decades. This solution was approved for use in the United Kingdom in 2014 after testing it on many patients and finding out that it was very effective. This solution is now used in all the world’s major countries as it is straightforward and has also proven very effective.

Many types of varnish are available for usage. Calcium varnish was very popular in the 1900s as then it was found out that the teeth are made of calcium, so people thought that calcium varnishing would be beneficial. After that, phosphate varnishing was also invented, and it was declared better than calcium varnishing. Both Calcium and Phosphate are not very reactive; hence their use was justified, but fluoride is a very reactive component, and that’s why medical experts feared using it predominantly.

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EventsInformation Regarding The Events
Eating after fluoride varnishOne hour
Effectivity of fluoride varnishThree to four months

Eating or drinking after fluoride varnish is prohibited for one hour after it is applied. However, after this period, the patient is free to eat anything. Fluoride varnish remains effective for three to four months. After that, the patient can get it reapplied by visiting a dental clinic.

Why Does It Take That Long After Fluoride Varnish To Eat?

There are multiple benefits with fluoride varnish, which makes it more suitable for its usage. The varnish comes with many flavors that the patients love, so it is not challenging to get the varnishing done. Fluoride varnish dries even when there is saliva present in the mouth and the drying time is also significantly less. Since this varnish settles very rapidly, the fluoride that goes into the patient’s body is low or negligible; hence it is not very harmful. Another benefit is that fluoride varnish is applied very quickly, and the application process is also rapid, making it effective.

However, there are also some disadvantages of this varnishing. Some of them are that this is very costly and it can’t be afforded by everyone. Gels are comparatively cheaper than varnish, but they are less effective. Some patients have also complained of nausea. If not appropriately applied, fluoride can enter the patient’s body and can prove dangerous.

It takes that long after fluoride varnish to eat because, after application, it takes some time for the varnish to dry. If food is consumed immediately, there are chances that the patient engulfs the solution along with the food. It is imperative to follow the medical staff’s guidelines to get accurate results. In any medical emergency, guidance should be sought.

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Conclusion

Finally, it can be concluded that fluoride varnishing is a way to help fight dental conditions. This varnishing is not a permanent one, but it is effective for a few hours. The main component of fluoride varnish is fluoride which is suggested by its name, but it also contains salts in small amounts.

On average, one hour gap is recommended after the application of varnish to eat. Fluoride varnish dries even when there is saliva present in the mouth and the drying time is also significantly less. Since this varnish settles very rapidly, the fluoride that goes into the patient’s body is low or negligible.

References

  1. https://journals.sagepub.com/doi/abs/10.1177/154405910608500211
  2. https://onlinelibrary.wiley.com/doi/abs/10.1111/j.1752-7325.1998.tb03007.x
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