Retinal toxicity from hydroxychloroquine underestimated, say researchers

Thousands of Australians with inflammatory or dermatological diseases should be screened, researchers say

The prevalence of retinopathy among long-term users of hydroxychloroquine may be up to 15 times greater than many think, Australian clinicians say.

Diabetic retinopathy

This significant underestimation of the permanent loss of vision associated with the anti-inflammatory drug has led to calls for the development of Australian-specific screening guidelines.

Once thought to be rare and affecting between 0.5-2% of long-term users of hydroxychloroquine, a more recent study found an overall retinopathy prevalence of 7.5% among patients taking it for at

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