Please review the following URL and make sure that it is spelled correctly. Plaquenil (Hydroxychloroquine sulfate) is a drug originally used to prevent or treat malaria. Plaquenil pregnancy complications Is mefloquine the same as hydroxychloroquine Plaquenil cataracts Benefits of plaquenil for rheumatoid arthritis Chloroquine and hydroxychloroquine both belong to the quinolone family and share similar clinical indications and side effects, including retinal toxicity. Chloroquine-induced retinal toxicity was first described in 1959 and the retinal toxic effects of hydroxychloroquine were later described in 1967 3, 4. Some side effects of hydroxychloroquine may occur that usually do not need medical attention. 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-related eye problems were once considered rare, but better detection methods now show that they occur in about 7 percent of patients. The risk increases with a higher dose and longer therapy. Vision risks. Hydroxychloroquine is dosed according to body weight. Now the drug is used to treat inflammatory diseases. Malaria is a serious but rare disease caused by bites from infected mosquitos. Hydroxychloroquine effect on eyes Focus on Eyes Long-term Plaquenil intake can affect your vision, Hydroxychloroquine Side Effects Common, Severe, Long Term. Plaquenil 500 mg efectos a largo plaxoChloroquine diphosphate salt autophagy Hydroxychloroquine is effective at treating autoimmune diseases. It is believed that hydroxychloroquine interferes with communication of cells in the immune system. SIDE is rare. It is recommended that you have an eye exam EFFECTS HOW TO TAKE IT Hydroxychloroquine comes in an oral tablet. Adult dosing ranges from 200mg or 400mg per day 5 mg per PATIENT FACT SHEET Hydroxychloroquine Plaquenil. Wrong Hydroxychloroquine Dose Is Common, Putting Eyes at Risk - News. Protecting your eyesight when taking Plaquenil Lupus.. Uncontrolled eye movements unsteadiness, trembling, or other problems with muscle control or coordination vomiting Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional. Call your doctor for medical advice about side effects. Like all medicines, it can cause side effects. Hydroxychloroquine retinopathy. It is known that some people who take. hydroxychloroquine for more than five years and/or in high doses are at increased risk of. damage to their retina, the light sensitive layer of cells at the back of the eye. This is known as. retinal toxicity or retinopathy. Plaquenil is the brand name of hydroxychloroquine, a drug used to prevent or treat malaria 2. Plaquenil is also used for long-term treatment of autoimmune diseases such as rheumatoid arthritis RA and systemic lupus erythmatosis. According to the Mayo Clinic, it can take up to six months' constant use before an effect is seen in RA 1.