Experts strongly advise that the best in the nasal intranasal instillation of the net like vasoconstriction agent in order to reduce the swelling of the nose and the eustachian tube Department edema.

• 专家特别提醒，最好能在鼻腔内滴入滴鼻净之类的血管收缩剂，以减少鼻部咽鼓管处的肿胀和水肿。