Fluoride Varnish Revision Questions

Question 1

Duraphat varnish

Answer 1

22,600ppm - 0.25ml age 2-5years, 0.4ml age 5-7 years

Question 2

What are the propterties of topical fluoride?

Answer 2

Desistising
Water tolerant
Adherent
Sets in presence of saliva

Question 3

How does topical fluoride work in 3 ways?

Answer 3

1. slows down the development of carious lesion by stopping demineralisation
2. makes the enamel more resistant to acid attack and speeds up remineralisation
3. stops bacterial metabolism (caries inhibiting)

Question 4

What advice do you give to patient after application

Answer 4

Avoid eating and drinking for 1 hour
Eat soft foods for the rest of the day
Brush teeth as normal at night
Do not take fluoride supplement on that day
It can make teeth look yellow and it wears off when eating and when they brush their teeth

Question 5

Indications for fluoride varinsh?

Answer 5

Caries prevention

Hypersensitivity

Question 6

What are contraindications for fluoride varinsh

Answer 6

ulcerative gingivitis
stomatitis
allergy to elastoplast
severe asthma cases
senstive to colophony (present in cosmetics, adhesives, toliteries)