There are many causes of rhinitis, such as local bacterial infection, impaired blood circulation in the nasal mucosa, as well as immune factors, genetic factors, etc. It is generally divided into two categories: chronic non-specific infectious inflammation and allergic inflammation, and rhinitis caused by chronic non-specific infection is treated with more drugs, including oral antibiotics, drugs to promote the discharge of nasal secretions The above drugs generally do not cause the body to gain weight. If the chronic rhinitis is caused by allergic factors, in some allergic symptoms are more serious or accompanied by systemic allergic symptoms, doctors may recommend oral hormonal drugs, if taken for a longer period of time, it may cause water and sodium retention in the body, causing the body to gain weight.