What is topical FI Tx?

What is means topical FI Tx, I paid for that 25$?

Answer: Flouride treatment

By BracesInfo.com Expert 3

you had flouride treatment on your teeth and it was put on by hand or in a tray and then put into mouth,

This is a normal standard way of putting on flouride treatment and we call it

topical flouride treatment.

Good Luck