It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus, rheumatoid arthritis, and others. Malaria is spread by mosquitoes, which transmit the parasites that cause the infection, usually in tropical and subtropical parts of the world. Plaquenil help lower back pain Interactions between flecainide and hydroxychloroquine Long-term effects of taking plaquenil Dermatomyositis rash and plaquenil Rare but potentially serious eye toxicity can occur. This toxicity affects a part of the eye called the retina and can lead to color blindness and even loss of vision. An ophthalmologist eye specialist often can detect changes in the retina that suggest toxicity before serious damage occurs. Damage to their retina, the light sensitive layer of cells at the back of the eye. This is known as retinal toxicity or retinopathy. Overall, around seven patients out of every 100 taking hydroxychloroquine for more than five years may develop retinopathy that can be detected with specialised tests. The risk is much higher in patients who have been Apr 20, 2011 Remember, any patient who is at a high risk for Plaquenil toxicity should be examined on an annual basis following the baseline exam. The goal of monitoring/screening is to identify early macular damage prior to irreversible vision loss or even before visible signs of bull’s eye maculopathy. For example, it may be combined with an antibiotic to treat chronic Q-fever, which humans usually catch from farm animals or raw milk. Plaquenil is used to treat other types of infections too. Plaquenil and eye damage Protecting your eyesight when taking Plaquenil Lupus., Eye screening for patients taking hydroxychloroquine Plaquenil Contraindications of methotrexate and plaquenil Plaquenil and Eye Problems. Plaquenil can cause serious vision problems that aren't always reversible. Tell your doctor immediately if you notice any changes in vision or if you've ever had vision. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. New Plaquenil Guidelines. Wrong Hydroxychloroquine Dose Is Common, Putting Eyes at Risk.. Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, and more. Eye damage risk. Using this drug for a long time. Feb 19, 2020 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 Plaquenil has important but uncommon side effects that may affect your eye. How does Plaquenil affect your eyes? The most important affect of Plaquenil on your eye is to damage the retina at the back of your eye.