Colds are categorized into common colds and influenza, and these two kinds of colds and coughs are generally not recommended to be treated with injections. 1. Common cold: mostly caused by viral infections, also known as acute rhinitis or upper respiratory tract khat, can be manifested as sneezing, nasal congestion, dry throat, etc., with self-healing, usually 5-7 days can be cured. Treatment for acute cough can use pseudoephedrine treatment, there are elevated white blood cells, cough yellow sputum, runny nose and other bacterial infections can also use oral penicillin, levofloxacin and other treatments. 2. Influenza: mostly caused by epidemic influenza virus, manifested as generalized pain, fatigue, headache, etc., the treatment is mainly antiviral therapy, such as acyclovir, oseltamivir, etc., for those who have a cough, you can use dextromethorphan and so on. If the cold and cough symptoms continue to be unrelieved or aggravated, it is recommended to go to the hospital in time to clarify the cause of the disease, and under the guidance of the doctor for treatment.