Colds are usually caused by colds or bacterial or viral infections. Most people suffer from nasal congestion, runny nose, sneezing, and body aches when they have a cold. If there is nasal congestion, mostly due to infection caused by respiratory mucous membrane congestion, thus causing the symptoms of nasal congestion, you can take anti-infective drugs, such as Banlangen, Contac, Sencon, and so on, for the nasal congestion caused by colds have a very good therapeutic effect. In addition, if it is a viral infection, you can take oseltamivir with the treatment, can play a very good anti-viral effect. You can also use a hot towel on your nose to help relieve nasal congestion, and put peppermint oil in front of your nose and nostrils to relieve symptoms.