How To Do an Inferior Alveolar Nerve Block By Peter J Heath, DDS, MD, American Board of Oral and Maxillofacial Surgery Reviewed / Revised Jul 2022 | Modified Sep 2022 View Patient Education Indications Contraindications Complications Equipment Additional Considerations Relevant Anatomy Positioning Step-by-Step Description of Procedure Aftercare Warnings and Common Errors Tricks and Tips Topic Resources Inferior Alveolar Nerve How To Do an Inferior Alveolar... An inferior alveolar nerve block, the most common dental nerve block, anesthetizes the ipsilateral hemi-mandible (including teeth and bone), as well as the lateral (buccal) mucosa over the lower incisors, canine, and first premolar, and, cutaneously, the ipsilateral lower lip and chin.