Xerostomia (Dry Mouth)

Xerostomia is the subjective feeling of a dry mouth, often associated with reduced saliva production. It can affect speech, swallowing, taste, and dental health.

Table of Contents

Quick Facts

  • ICD-10: R68.2
  • Common in: Older adults, on multiple medications

Causes

  • Medications (most common — anticholinergics, antidepressants, antihistamines, diuretics, opioids)
  • Aging (often indirectly through medications)
  • Sjögren's syndrome
  • Diabetes
  • Radiation therapy to head/neck
  • Chemotherapy
  • Mouth breathing
  • Anxiety and stress
  • Dehydration

Complications

  • Dental cavities and gum disease
  • Oral yeast infections
  • Difficulty swallowing
  • Altered taste
  • Bad breath

Treatment

  • Frequent sips of water
  • Sugar-free gum or candies
  • Saliva substitutes and gels
  • Adjust contributing medications when possible
  • Pilocarpine or cevimeline for severe cases
  • Aggressive dental care: fluoride, frequent cleanings
Medical Disclaimer: This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider with questions about a medical condition. If you are experiencing a medical emergency, call your local emergency number immediately.

References

  • American Dental Association. Dry Mouth Resources.