You may have decayed tooth. Get checked with dentist and get it restored. 1) T. Augmentin DUO 625, 3 times/day, total 10 tablets. 2) T. Metrogyl 400, 3 times/day, 10 tablets. 3) T. Parasafe 650, only in case of mild pain, maximum 4 times/day. If doesn't relieve, T.Ketorol DT, one tablet at a time, maximum 3 tablets per day, only if moderate to severe pain, dilute in water and consume. 1,2,3 to be consumed after food. 1 and 2 both tablets to be consumed(all 10 tablets to be strickly consumed) as per instruction even if pain subsides after a few tablets. If no pain, do not take any of no. 3 medicines. 4)C.pan D, once a day, before food for 5 days.