It can effectively relieve the symptoms of nasal congestion, runny nose and sneezing, and reduce the sensitivity of the nasal mucosa. The normal 15 grams per sachet can be taken 2-3 times a day for adults. For children over eight years old, it is recommended to reduce the adult dose by half, and if children under eight years old, it is best to use the medicine only under the guidance of a doctor according to their weight. The patient should eat a light diet during the treatment period and not eat too spicy and stimulating or too greasy food.