A 29-year-old man attends the Emergency Department with a 24-hour history of worsening pain around his left lower molar. The pain is localised to one tooth and is worse on chewing. There is mild swelling of the adjacent gingiva, but no facial or neck swelling. He is apyrexial, alert, and systemically well. He is speaking normally, swallowing comfortably, and has no stridor, hoarse voice, or muffled voice.
What is the most appropriate initial management?
Select only one best single option.
