If you have a cold, it is useful to take some Banlangen. It is used to treat colds and flu, so if you have a common cold or an epidemic cold, it is good to take some Banlangen granules. It can also treat sore throat, dry mouth and throat, acute tonsillitis caused by cold and flu, and the effect is good. Both adults and children can take Banlangen, and in general, you need to use boiling water to take Banlangen granules. Once you need to take 1-2 bags, take 3-4 times a day, this is the adult dose. If children need to take Banlangen, they need to calculate the specific dosage according to their weight according to the instructions. In general, if you have a cold, if you cough and cough up phlegm, the effect of taking Banlangen is not very obvious and you need to observe the color of the phlegm. If the sputum is thin and white, you can take Pu Di Lan anti-inflammatory oral liquid. If yellow pus sputum occurs, you need to use Lung Power Cough Combination or antibiotics for treatment.