There are common colds and influenza, and by cold we generally mean the common cold. There is no magic trick for adults with colds and coughs. The common cold is caused by viral infection, mainly manifested as nasal symptoms, such as sneezing, nasal congestion, running watery nose, can also be manifested as cough, dry throat, throat itching and so on. Treatment is based on symptomatic treatment, while quitting smoking, rest, drink plenty of water, maintain indoor air circulation and prevention of secondary bacterial infections. 1. Symptomatic treatment: For those with acute cough or severe cough, cough suppressants such as dextromethorphan can be used as prescribed by the doctor. 2. Antibiotic treatment: Antibiotics are not necessary for common cold. In case of bacterial infection, antibiotics can be used according to local epidemiological history and experience, such as amoxicillin and ciprofloxacin. 3. Antiviral drug therapy: for patients with immunodeficiency, it can be used routinely at an early stage. Influenza can use oseltamivir as prescribed by the doctor. Adults with colds and coughs should go to a regular hospital, identify the cause of the disease, standardized treatment under the guidance of the doctor, do not blindly believe in the prescription, so as not to delay the condition.