Hai, (con't from previous post) Okay, let me tell the story about the allergic things. I get the allergies twice, first story when the doctor decide that I need to put on screw to pull my teeth upward at one sided. So, I got the Denkan local anesthesia and then one screw applied. Go back home and nighttime is so painful, I took a painkiller and slept early.  The next morning, my gum start to swell and really red. I tried to took another painkiller, and the evening time my screw site start to show a pus. I know, it's infection or allergic dancing around. Then I called the clinic for appointment and when I got there, the doctor assess and straight away removed it.  Second incident after six to seven months from that, the doctor want to try another screw to pull my teeth. He then put a local anesthesia and applied one screw. As usual after go back home, took painkiller and straight to bed. Next morning looks okay, no gum swelling or redness. I then think that I'm fine, ...