A throbbing pain deep in the ear may be related to boils in the ear canal, or it may be caused by ear neuralgia, herpes zoster in the ear and other reasons. 1. Ear canal boil: the disease is usually due to the ear canal by the staphylococcus aureus infection, resulting in deep follicles produce suppurative inflammation, in the inflammation of the stimulation effect, it may cause a burst of throbbing pain deep in the ear, may also be accompanied by redness, swelling, pus and other symptoms. 2. otoneural neuralgia: usually refers to the sudden onset of pain in the ear, and rapid expansion to the head, face and neck and other parts of the body, the pain usually lasts for a few seconds or a few minutes and then suddenly stops, which may appear deep in the ear a throbbing pain. 3. Shingles in the ear: pain caused by the varicella zoster virus that has invaded the nerves. A throbbing pain deep in the ear may also be related to other factors, it is recommended to consult a doctor in a timely manner, through the improvement of the relevant examination, a clear diagnosis, and then give targeted treatment.