Oral salivary glands can not work properly when dry mouth in the reduction of Salvia can cause dry mouth. Salivary glands help keep the mouth moist, helping to prevent dental caries and other oral health problems.
Dry mouth may be a sign of a serious health condition or may occur when one is upset or under stress. Research shows that as many as 400 medications, prescription and over-the-counter medications can cause symptoms associated with dry mouth. The most common trouble makers are antihypertensives, antidepressants, painkillers, diazepam, diuretics and antihistamines.