 The impacted lower third molar extraction involves the manipulation of hard and soft tissue, making the patient undergoes a series of effects which include acute pain, inflammation and trismus in the immediate postoperative period and goes from 24 to 72 postoperative hours. The pain associated with the surgical removal of a third molar is moderate to severe, increasing with greater intensity during the first 24 hours after surgery with spikes of pain between the first six to eight hours when using a conventional local anesthetic. 