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What causes stinging sensation?

< 1 min read

Stinging eyes feel sharply irritated, often when drops are applied or in harsh environments. It commonly reflects surface sensitivity or chemical exposure.

Common Triggers

Dry eye and damaged epithelium make the surface more sensitive, so even normal tears or drops can sting. Preservatives, high-dose allergy drops, chlorinated water, smoke, and airborne irritants also provoke stinging.

  • Newly prescribed drops may sting briefly but should not cause lasting pain
  • Contact lens solutions placed directly in the eye can sting severely if not neutralised
  • Eye rubbing after handling irritants transfers chemicals to the surface
  • Post‑surgical eyes may sting until healing progresses

Management

Switching to preservative‑free or better‑tolerated formulations, protecting the eyes from irritants, and treating underlying dry eye can reduce stinging. Chemical injuries or severe, sudden stinging demand urgent care.

  • Report persistent stinging from prescribed drops to your clinician
  • Rinse eyes with clean water or saline after accidental minor exposure
  • Always follow instructions for contact lens solutions and avoid direct instillation
  • Seek emergency help if vision drops or pain is severe after chemical contact