Xerostomia it is also called dry mouth.It is the condition in which dryness in the mouth which may be associated with a change in the composition of or saliva, reduced salivary flow (hyposalivation), or have no identifiable cause.
Symptoms: This symptom is very common and is often seen as a side effect of many types of medication. It is more common in older people and in persons who breathe through their mouth. Dental caries Acid erosion Oral candidiasis Dysguesia Oral dysesthesia,xerophthalmia,Inability to cry,blurred vision,photophobia,burning sensation,Itching,dysphonia.
Treament: Saliva substitutes: these include water, artificial salivas (mucin-based, carboxymethylcellulose-based), and other substances (milk, vegetable oil). Saliva stimulants: organic acids (ascorbic acid, malic acid), chewing gum, parasympathomimetic drugs (choline esters, e.g. pilocarpine hydrochloride, cholinesterase inhibitors), and other substances (sugar-free mints, nicotinamide).
Epidemiology: Xerostomia is a very common symptom. A conservative estimate of prevalence is about 20% in the general population, with increased prevalences in females (up to 30%) and the elderly (up to 50%).