Keep adding glass ionomer until the cavity is over-filled. Put extra glass ionomer in any other pits on the surface of the tooth near the cavity. Rub petroleum jelly on your finger and press down firmly onto the filling for a few seconds, rolling your finger from side to side. This will make the filling smooth.
How can I cover a hole in my tooth at home?
Here's how: Clean it out thoroughly, and either buy paste in a drugstore or mix your own with Vaseline and corn starch. "Mix it to be a pretty thick paste," he says. Then, put the paste in the crown, place it on the tooth, and bite down gently until it's seated. "Wipe off extra glue that will seep out," he says.18 jun 2008