Parotid gland swelling caused by cold, usually about 7 days can be eliminated. Parotid gland swelling caused by cold is caused by viral infection, has a certain degree of contagious, the patient may also appear local skin redness, swelling, tightness or fever and other symptoms, clinically in the professional doctor under the guidance of oral acetaminophen, ribavirin or cold and heat granules and other drugs for treatment, about 7 days can be eliminated. In addition, the patient should pay attention to rest, preferably bed rest for a period of time, at the same time, pay attention to personal oral hygiene, diligent brushing, use warm water to brush the teeth twice a day, can play a very good effect of relief, in addition, pay attention to personal diet, try to consume more fluids or semi-liquid food. All of the above drugs should be used under the guidance of a doctor, avoid self-medication.