Xerostomia is defined as a condition or feeling of dry mouth resulting in biochemical changes in the amount and composition of the saliva which may present further complications in the oral health.
Hyposalivation is defined as an objective assessment of a reduced rate of salivary flow. Benzodiazepines and antidepressants constitute the most frequently prescribed drugs with anxiolytic activity that can give rise to hyposalivation. Diabetes mellitus, although a metabolic disorder, usually sent with one of the first oral symptoms such as xerostomia.
Taste receptors are permanently exposed in smokers where primary effect is stimulation of saliva from hypersalivation acquired by chronic use of cigarettes to pass in hyposalivation.
This paper reviews the current knowledge of the drugs that cause impairment of the creation and flow of saliva and certain conditions that are shipped with the dryness of the mouth.
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