Fluoride preparations to prevent tooth decay
Duraphat, Fluor-a-day, FluoriGard
Revisado por pares por Sid DajaniÚltima actualización por Michael Stewart, MRPharmSLast updated 19 Jun 2023
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Fluoride preparations help to prevent tooth decay.
Use your fluoride product exactly as your doctor or dentist tells you to. If you have not been given specific directions, follow the instructions on the package.
Before giving a fluoride supplement (tablets or drops) to your child, make sure your doctor/dentist knows if the area where you live has fluoride added to the drinking water.
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About fluoride preparations
Usado para | Prevention of tooth decay |
También llamado | Duraphat®; En-De-Kay®; Fluor-a-day®; FluoriGard®; Fluoritop®; oraNurse® |
Disponible como | Tablets, oral drops, mouthwash and toothpaste |
Tooth decay (also called dental caries) occurs when holes form in parts of the enamel of a tooth. The main cause is due to a build-up of plaque. Using dental preparations which contain sodium fluoride, such as toothpastes and mouthwashes, can help to strengthen tooth enamel and prevent tooth decay. Many toothpastes and mouthwashes which are on general sale contain sodium fluoride. Some fluoride-containing dental preparations can also be prescribed by doctors and dentists.
In areas of the country where the fluoride content of drinking water is particularly low, fluoride tablets or drops can be prescribed as a supplement for children over 6 months of age. However, the topical action of fluoride on tooth enamel is considered more effective than when it is ingested.
How to take/use fluoride preparations
Volver al contenidoBefore you start the treatment, read the manufacturer's printed information leaflet from the pack. It will provide more information about the preparation and how to use it. The doses below are the usual recommended amounts and are provided to act as a guide only. Your doctor or dentist will tell you what dose is correct for you or your child - you should follow the directions you are given.
If your child is taking fluoride tablets
There are different strengths of tablet for different age groups of children.
The usual dose is one tablet daily, preferably taken in the evening.
The tablet should be sucked or allowed to dissolve in the mouth.
If your child is taking fluoride drops
The usual daily dose for children aged between 6 months and 3 years is seven drops.
Count out the drops on to a spoon, or into your child's drink or food. (¿Funcionan reportado give the drops directly from the bottle into your child's mouth.)
Give the drops at a different time of day to when the teeth are brushed.
If your child is using a fluoride mouthwash
Read the directions on the label carefully. Some mouth rinses are intended to be used daily, and others are to be used weekly. Also, some rinses are supplied as drops which must be diluted with water before they are used.
Your child should rinse the mouthwash around their mouth for one minute and then spit it out.
After using the mouthwash, do not give your child anything to eat or drink for about 15 minutes.
If you or your child are using a fluoride toothpaste
The toothpaste comes in different strengths;
'1000 ppm' is suitable for babies and children aged 0 to 3 years.
'1450 ppm' is suitable for children over the age of 4 years.
'2800 ppm' is suitable for adults and for children over the age of 10 years.
'5000 ppm' is suitable for adults and for children over the age of 16 years.
Brush your teeth with the toothpaste for the amount of time specified on the packaging before spitting it out. The directions on the pack will tell you how often to use the toothpaste - it will be either two or three times a day.
It is recommended that you use the toothpaste to brush your teeth after meals, and that you do not drink anything or use a mouth rinse for at least 30 minutes afterwards.
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Getting the most from the treatment
Volver al contenidoIt is important to get into a regular habit of good oral hygiene. In particular, brush teeth regularly, at least twice a day. Teach your children good oral hygiene as young as possible.
Have regular dental checks at intervals recommended by your dentist. Your dentist can also advise about special coatings for your child's teeth to help prevent tooth decay.
Can fluorides cause problems?
Volver al contenidoUsing a fluoride dental preparation is unlikely to cause any problems when used as directed. On occasion, white flecks may appear on the teeth even when recommended amounts of products are used. Rarely, yellowish-brown tooth discoloration can appear if more than the recommended amounts are used. Speak with your doctor or dentist if you are concerned about either of these.
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How to store fluoride preparations
Volver al contenidoMantenga todos los medicamentos fuera del alcance y la vista de los niños.
Almacenar en un lugar fresco y seco, lejos del calor y la luz directos.
Información importante sobre todos los medicamentos
Volver al contenidoInformación importante sobre todos los medicamentos
Never take more than the prescribed dose. If you suspect that you or someone else might have taken an overdose, go to the accident and emergency department of your local hospital. Take the container with you, even if it is empty.
Si vas a someterte a una operación o a un tratamiento dental, informa a la persona que realiza el tratamiento sobre los medicamentos que estás tomando.
Este medicamento es para ti. Nunca lo des a otras personas, incluso si su condición parece ser la misma que la tuya.
No guardes medicamentos caducados o no deseados. Llévalos a tu farmacia local, que se encargará de desecharlos por ti.
Si tienes alguna pregunta sobre este medicamento, consulta a tu farmacéutico.
MHRA - Reporte de reacciones adversas
Informe los efectos secundarios sospechosos de medicamentos, vacunas, cigarrillos electrónicos, incidentes con dispositivos médicos, productos defectuosos o falsificados (falsos) a la Agencia Reguladora de Medicamentos y Productos Sanitarios para garantizar un uso seguro y efectivo.

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Lecturas adicionales y referencias
- Manufacturer's PIL, Fluoride 5000 ppm Toothpaste; Morningside Healthcare Ltd, The electronic Medicines Compendium. Dated October 2020.
- Manufacturer's PIL, Fluoride 2800 ppm Toothpaste; Morningside Healthcare Ltd, The electronic Medicines Compendium. Dated October 2020.
- Medicamentos Completos BNF 89ª Edición; Asociación Médica Británica y Sociedad Real de Farmacia de Gran Bretaña, Londres.
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About the author

Michael Stewart, MRPharmS
Medicine Leaflet Review Manager – Contractor, Pharmacist
BPharm (Hons), MRPharmS
Michael is a community pharmacist practicing in the Midlands and South Yorkshire with more than 20 years’ experience advising on medicines and medical conditions. He has a strong background in healthcare training, having produced and delivered training courses for pharmacy teams and staff of residential care settings, including nurses. He has also contributed to pharmacy advisory boards for the management of low acuity conditions in the community.
About the reviewer

Sid Dajani
Historial del artículo
La información en esta página está escrita y revisada por pares por clínicos calificados.
Próxima revisión: 18 Jun 2026
19 Jun 2023 | Última versión

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