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Effect of ibuprofen on contrast sensitivity
1Southern California College of Optometry, Fullerton.
Summary
Therapeutic doses of ibuprofen can temporarily impair vision, specifically reducing contrast sensitivity at low spatial frequencies. This suggests potential transient visual pathway lesions from ibuprofen use.
Area of Science:
- Ophthalmology
- Neuroscience
- Pharmacology
Background:
- Ibuprofen, a common nonsteroidal anti-inflammatory drug, has known neurological side effects.
- Visual disturbances are rare (<1%) but reported with ibuprofen, including amblyopia and color vision changes.
Observation:
- This study investigated ibuprofen's effect on contrast sensitivity, a visual function not previously examined.
- A single subject receiving ibuprofen (800 mg/day for 2 days) underwent visual testing.
Findings:
- While standard visual acuity, color vision, and visual fields remained unaffected, contrast sensitivity was significantly reduced at low spatial frequencies during ibuprofen therapy.
- This indicates a specific impact of ibuprofen on visual processing.
Implications:
- Ibuprofen may cause transient multifocal lesions within the visual pathway.
- Further research is warranted to understand the prevalence and mechanisms of ibuprofen-induced visual pathway effects.