This might be muscular pain arising from your temporomandibular joint. The bite plane keeps the jaw in a more relaxed state and when you didn't wear the bite plane, you started experiencing pain...
Next Steps
Firstly you need to get a comprehensive oral evaluation to confirm...
In the mean time try with hot fomentation on affected side and soft diet...
Answered2021-01-19 18:09:40
Let others know if this answer was helpful