If you have a cough caused by a cold, taking honeysuckle dew may have some effect, but the effect of cough relief should be average. The main function of honeysuckle dew is to eliminate heat, clear heat and detoxify. It is mainly used for children’s prickly heat. If you have a cough, the first thing you need to do is to identify the cause of the cough, if it is allergy-induced cough, to apply anti-allergy drugs; if it is infection-induced cough, to apply anti-inflammatory drugs; if it is a cold-induced cough, it may be symptomatic to eat the cold medication cough on the good. Not cough with the same medicine can be cured, to target the cause of the treatment, if not for the cause of the treatment, just eat cough medicine, the therapeutic effect is not good. And some other systemic diseases can also cause cough, not necessarily respiratory diseases such as bronchitis, bronchitis. If there is heart failure, or gastroesophageal reflux disease may also cause cough. Therefore, it is important to identify the cause of the cough and treat it accordingly, rather than using drugs at home.