Colds are self-limiting illnesses that usually resolve on their own, with medication being an option if necessary for severe symptoms. Colds are acute viral infections of the upper respiratory tract and are self-limiting. It usually starts rapidly and lasts for about 7 days. For mild colds, no treatment is needed, and you should pay attention to a light diet, drink plenty of fluids, keep warm, avoid getting cold, and ensure adequate nutrition and sufficient sleep, and the cold will get better on its own. For severe colds, appropriate medication is needed. There is no specific antiviral drug for colds, and the treatment is mainly symptomatic, with cough and phlegm relieving drugs such as aminoglutethimide for coughing and phlegm relief, and antipyretic drugs such as ibuprofen for fever, and autoimmunity against viruses, and the condition can be improved in about 7 days. Cold and flu patients need to consult a doctor in time, cooperate with the doctor active treatment, do not delay the delay of the disease.