<qa>  What was the standard technique used to block Inferior alveolar, lingual andThe surgical procedure performed was same for all patients by the same operator. Local anesthesia was achieved using 2 lignocaine hydrochloride and 1:100 000 adrenaline and a standard technique was followed to block Inferior alveolar, lingual and long buccal nerve in all patients. In Group A patients, 1 ml of dexamethasone 4mg administered in the deltoid muscle before commencement of surgical procedure. In Group B patients, 1 ml of dexamethasone was administered in submucosa after local anesthesia and the Group C patients continued without receiving any preoperative medication. In Group B, to standardize the drug delivery in third molar region the investigators followed the method described by Arakeri et al.6 for third molar surgery. According to the technique, the investigators divided 1 ml Dexamethasone 4mg is into 0.4 ml, 0.3 ml and 0.3ml parts. Following the local anesthesia, each part of dexamethasone was injected submucosally in the buccal 0.3 ml, lingual 0.3 ml and retromolar 0.4 ml region around the tooth to be extracted Figure1, 2, 3. 