Allergic rhinitis may cause chest pain, clinically seen in the following analysis: First, patients with allergic rhinitis have repeated sneezing, especially in acute attack, dozens of sneezes a day, repeated sneezing caused by the thoracic nerves pulling and so on the pain, which can lead to intercostal neuralgia and other related manifestations, and there can be a manifestation of chest pain. Secondly, patients with allergic rhinitis have long-term nasal hyperventilation, which leads to low inhalation and insufficient oxygen supply to the whole body, especially in patients with coronary heart disease, due to insufficient oxygen supply to the whole body, which may induce the aggravation of coronary heart disease, thus resulting in the manifestation of chest pain. Third, allergic rhinitis patients sometimes apply anti-allergic drugs, including loratadine, diclofenac and other related drugs, in the process of taking may lead to gastric discomfort, including stomach pain, etc., when the pain is obvious, it may also cause chest pain. In short, there are not many cases of chest pain caused by allergic rhinitis, but there are clinical cases.