Inclusion Criteria:  patients above age 18 who need oral surgery under local anaesthesia and could understand and willing to take part in the study were selected. contraindications to Dexamethasone (i.e., peptic ulcer, renal insufficiency, pregnant women or lactating females ), allergy to NSAIDs ie piroxicam ASA physical status > III  any type of surgery other than a mention surgery performed under general anaesthesia  --patients with any condition precluding the limitation of intra-operative trial drugs ( lignocaine, adrenaline) administration (i.e., significant coronary artery disease, congestive heart failure)  those receiving any premedications (including opioids, benzodiazepines, and clonidine ) antibiotics or anti-inflammatory drugs within two weeks of the study entry. Also, radiograph showing high and bifid mandibular foramen were non included.  Exclusion Criteria:  Subject who had to consume analgesic drugs other than the piroxicam 20 mg The subjects who did not respond on the VAS scale for 24 hourly and did not come for follow-up for 2nd and 7th postoperatively.