Teeth grinding which is also called bruxism is quite a common habit in young children. It usually starts when young children get their molar teeth. The actual reason why they grind their teeth is not known. It is a difficult habit to stop and in many cases may persist until the permanent teeth appear at about 7 years.If your son'shis teeth grinding is very disturbing you can try giving him an old fashioned,safe antihistamine called Aterax Syrup. He will need a dose of 2.5ml at night.
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