Most of the cold medicine will be sleepy, drowsy and dizzy after taking it, this is because cold medicine contains the ingredient of chlorpheniramine maleate, which has the effect of central inhibition and sedation, which can fundamentally relieve the symptoms of cold. The main effect of cold medicine is to relieve the symptoms of cough, nasal congestion, runny nose, fever and sore throat due to cold, and it cannot treat the cold fundamentally. The treatment of cold requires the use of targeted anti-infective drugs, if the patient is caused by viral infections can choose antiviral drugs such as oseltamivir, if it is caused by bacterial infections can choose antibiotics such as amoxicillin for treatment.