| Disadvantages |
|
|
|
|
|
|
|
|
|
|
| • | Weak
agent |
||||||||
| • | Lack
of patient acceptance |
||||||||
| • | Inconvenience-when
working on maxillary |
||||||||
| anterior
teeth |
|||||||||
| • | Potential
chronic toxicity |
||||||||
| • | Potential
for abuse |
||||||||
| • | Necessary
equipment |
||||||||
| • | Potentiation |
||||||||