A toothache does not necessarily cause shoulder pain. A toothache is a relatively common symptom that does not usually involve the shoulder area, and the two are not related; a toothache does not usually produce shoulder pain. Toothache and shoulder pain are two different symptoms that need to be examined by a doctor to understand the cause of the toothache before treating the symptoms. Toothache may be related to various diseases such as caries, periodontitis, periapical periodontitis, etc. You need to consult a doctor in time after the occurrence of toothache and treat the symptoms according to the type of disease. If there is caries, you can choose to carry out filling treatment, if there is pulpitis, periapical inflammation, you can choose to carry out root canal treatment, to avoid aggravation of symptoms. Usually need to do a good job of oral cleaning, morning and evening brushing and rinsing.