Licorice combination is mainly used for cough suppression and expectorant effect. It has good effect on treating general cough and cough caused by upper respiratory tract infection. In the process of taking the medicine, you must pay attention to the dosage of the medicine, do not overdose to avoid adverse reactions, some people will have a slight nausea, vomiting reaction, if the situation is serious, it is best to stop using the medicine. It is better not to drink water when taking the medicine, so as not to dilute the effect of the medicine. If the symptoms are not relieved after 1 week of taking the drug, stop taking the drug first and then go to the hospital to consult a doctor. Individuals may experience redness, swelling and itching during the course of taking the medication, which may be caused by allergies, so stop taking the medication first. Pregnant women and nursing mothers must be prohibited from taking the medication to avoid the effects on the fetus or infants. If patients with gastric ulcers are best used with caution to avoid damage to the intestinal tract, it is best not to take the drug if it is found to have changed in quality during the course of taking it.