Beconase drug is used in the treatment of itching or runny nose, sneezing... The drug is prepared in the form of aerosol liquid or water spray. It works by preventing the inflammation that occurs with allergic reactions. However, Beconase drug can cause unwanted side effects such as rash, urticaria, inflammation, itching... Therefore, before using Beconase, patients need to learn carefully the information and comply with the indications of Beconase. doctor.