Hello,
As I understood from your complaints that he doesn’t keep teether or toy in mouth.
Firstly I would like to know you are giving mother milk only or started weaning food.
Does he take feeds well and growing well?
If yes, then no need to worry, it is good he is not taking things or toy in mouth. It protect child from infection.
Next Steps
Tell me his diet history
Health Tips
Don’t use teether or pacifier or bottle it harms your child and infect your child. Instead give him clean and dry napkin or full carrot(he will not eat it but it relieve the symptoms ) if he is having irritation or itching in gums.
If you have any doubts you can consult me back
Dr. Kushang Mod
Ahmedabad