| Effects on Ability to Drive and Use Machinery: Patients should be warned about driving and operating machinery since hydroxychloroquine can impair accommodation and cause blurring of vision. |
| Because hydroxychloroquine can cause retinal damage, such treatment requires ophthalmologic examination every 6 months. |
| He is recognized for his publication of the efficacy of hydroxychloroquine in systemic lupus erythematosus and his work has altered the treatment of this disease for many patients. |
| Nearly 2.4 million prescriptions were written for the most common anti-malaria drug, hydroxychloroquine, during the same period. |
| The dosages cited below are stated in terms of hydroxychloroquine sulfate. |
| Retinopathy with changes in pigmentation and visual field defects can occur following hydroxychloroquine administration, but is rare. |
