American Board of Dental Examiners (ADEX) Dental Hygiene Licensing Practice Exam

Pilocarpine is commonly prescribed for xerostomia, which is a condition characterized by dry mouth due to reduced or absent saliva flow. Pilocarpine is a cholinergic agonist that stimulates the salivary glands to produce more saliva, thereby alleviating the symptoms of dry mouth. It is particularly effective for individuals who suffer from xerostomia due to conditions such as Sjögren's syndrome or as a side effect of medications.

In contrast, other options do not address the core issue of xerostomia effectively. Atropine, for example, is an anticholinergic agent that actually reduces saliva production, making it unsuitable for treating dry mouth. Fluoride varnish is primarily used to prevent tooth decay rather than to increase saliva production and manage xerostomia. Oxcarbazepine is an anticonvulsant medication that does not have a role in treating dry mouth and can even contribute to the condition as a side effect. Thus, pilocarpine stands out as the appropriate choice for managing xerostomia effectively.