These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Hydroxychloroquine for bursitis Plaquenil sjogren disease doesnt work Hydroxychloroquine when to take Medicine plaquenil 200 mg Plaquenil toxicity is very distinctive,” said Michael F. Marmor, MD, professor of ophthalmology at Stanford University. Dr. Marmor, who chaired the Academy’s screening guidelines committee, said the goal in Plaquenil screening is to catch changes at a very early stage when there’s just a minimal amount of loss of vision. If you feel like your central vision is getting blurred, if you lose the ability to see a digital clock, if you lose color vision—if reds look kind of washed out—or if you have trouble seeing at night Those are early signs that you might be developing Plaquenil retinopathy,” says Katz. Hydroxychloroquine, used to treat joint and skin conditions, has increased risk of these effects when taken for five years or longer. Your doctor will typically require you to have an eye exam before you start taking one of these drugs, with close monitoring of your vision afterward. If you notice any other effects, check with your healthcare professional. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them: Other side effects not listed may also occur in some patients. Plaquenil color vision effects Common and Rare Side Effects for Plaquenil Oral, Protecting your eyesight when taking Plaquenil Lupus. Chloroquine resistance testingHydroxychloroquine histaminePlaquenil generic drugDoses of hydroxychloroquinePlaquenil for mild rheumatoid arthritis Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Stop taking hydroxychloroquine and call your doctor at once if you have trouble focusing, if you see light streaks or flashes in your vision, or if you notice any swelling or color changes in your eyes. Call your doctor at once if you have Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses. Medications That Affect Color Vision Healthfully. What Is Plaquenil? - American Academy of Ophthalmology. Plaquenil is the brand name for the prescription drug hydroxychloroquine. It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as. Note This document contains side effect information about hydroxychloroquine. Some of the dosage forms listed on this page may not apply to the brand name Plaquenil. For the Consumer. Applies to hydroxychloroquine oral tablet. Along with its needed effects, hydroxychloroquine the active ingredient contained in Plaquenil may cause some unwanted effects. Retinal toxicity is a very rare side effect of the hydroxychloroquine therapy, but when it has occurred, vision loss may be permanent and may progress even years after the cessation of medication. Patients would be examined every 3 months, then annually, until they are stabled.