Teeths pain. It is affecting my routine.

I have been experiencing teeths pain from past 1 year when the pain started the pain was mild and slowly as months passes pain also increases I am  having pain in right teeths upper and lower jaw and in front teeths also sometimes pain gets so sharp I used to press teeths with my fingers. I feel the pain 24/7...I have consulted with the doctors too but they can't diagnosed why this is happening during night the most of the time pain increases.. I have no pain while eating or drinking cold or hot... doctor prescribed me gabbapain medicine but there is no relif what should I do there is no swelling in my gums my xray is normal but when I touch or press my teeths with fingers more pain increases what should I do plz help as it is affecting my routine.