Cold and cough with phlegm usually need general treatment, phlegm treatment, anti-infection treatment and other measures. 1. General treatment: for example, eat a light diet, drink plenty of water, have a regular routine, avoid staying up all night, and avoid exertion. 2. Phlegm treatment: by using drugs such as Ambroxol Hydrochloride and Ambroterol to reduce phlegm, it can promote phlegm expulsion and reduce the symptoms of the patient. 3. Anti-infection treatment: Colds are usually viral infections, but may be combined with bacterial infections, such as bacterial pneumonia, which may require the use of antibiotics such as amoxicillin and moxifloxacin. To summarize, when you have a cold with a cough and phlegm, you need to consult a doctor in a timely manner, take active medication, and monitor your condition.