then there is a chance you may also have persistent xerostomia (dry mouth). In fact, while there are many causes of dry mouth, one study found that about half of people who are diagnosed with ...

Xerostomia is most commonly caused by the use of xerogenic medications. [7,8] More than 400 drugs, some in common use, can cause oral dryness and induce salivary gland hypofunction. [9] Xerogenic ...