#.Lidocaine is a topical anaesthetic used for the following purposes- To help prevent pain associated with minor surgical procedures in the ear, nose and throat #.To help prevent pain and or discomfort during dental procedures (e.g., prior to an injection) #.During general anesthesia to prevent coughing #.To help prevent pain during the final stages of childbirth, before the cutting or stitching of the perineum (skin between the vagina and anus)