What is xerostomia?
A person with xerostomia has a dry mouth, usually caused by a lack of saliva. The most common cause of xerostomia is a side effect from a medication. The medication reduces the production of saliva in the salivary glands.

What are the symptoms of xerostomia?
Symptoms that occur with xerostomia include dry lips, taste change, mild mouth pain and difficulty swallowing.

How does the doctor treat xerostomia?
Treatment for xerostomia may include stopping medications that cause dry mouth, drinking plenty of liquids, and practicing good oral hygiene.