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. Hydroxychloroquine drug classification 25 μm chloroquine diphosphate Today, Plaquenil and other antimalarials are also used to treat and help prevent symptoms caused by certain autoimmune diseases such as rheumatoid arthritis RA, systemic lupus erythematosus, and discoid lupus, even though these diseases are not caused by malaria parasites. Hearing, balance and vision. Ask your doctor about the risks and benefits of taking Plaquenil while you are breastfeeding. Do not take Plaquenil if you have previously experienced changes in your eyesight when taking medicines for rheumatoid arthritis or malaria. Plaquenil should not be used in children under 6 years. If your ophthalmologist finds any signs of retinal damage, he or she will tell your primary care doctor or inflammatory disease specialist to stop Plaquenil treatment immediately. This will help you avoid permanent vision loss. Your other doctor will find another treatment for your disease. 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. What does plaquenil do to your eyesight Plaquenil - Uses, Side Effects, Interactions -, Plaquenil Tablets - Medsafe Plaquenil cumulative dose toxicity retinaHow does chloroquine phosphate workName for plaquenil eye exam Taking Plaquenil long-term or at high doses may cause irreversible damage to the retina of your eye. Stop taking Plaquenil 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. Plaquenil Uses, Dosage & Side Effects -. How Do Ophthalmologists Look for Plaquenil Damage.. Plaquenil Side Effects on Your Eyes and Vision. Before Plaquenil treatment begins. You will have a “baseline” eye exam. This measures the health of your eyes and looks for retinal or macular disease. Once a year while taking Plaquenil. After five years of Plaquenil treatment, when retina damage is likely Side Effects Nausea, stomach cramps, loss of appetite, diarrhea, dizziness, or headache may occur. If any of these effects persist or worsen, notify your doctor or pharmacist promptly. Remember. Plaquenil is a drug used to treat Rheumatoid Arthritis and Systemic Lupus Erythematosis. It is a very good drug and gives many patients significant relief from their symptoms. Plaquenil related eye complications are not common. Plaquenil can produce pigment changes in the macula of the retina.